Mounjaro Weight Loss injections

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Lose up to 21% weight

Weekly self-injection

Supports weight loss

low price guarantee

After answering some quick health questions, we’ll recommend suitable treatments for you.

Moazma Ahmed

Lead Independent Prescriber & Superintendent

Mounjaro® Weight Loss Injection Pricing

Order genuine Mounjaro pens with fast & discreet UK delivery.

The price includes Needles, wipes and bin.

Mounjaro 2.5 mg
£144

Mounjaro 5 mg
£169

Mounjaro 7.5 mg
£225

Mounjaro 10 mg
£249

Mounjaro 12.5mg
£269

Mounjaro 15 mg
£289

Mounjaro® (Tirzepatide) Clinically Proven Weight Loss Injection

Lose up to 21% of your body weight with this once-weekly, self-injectable pen. Mounjaro helps curb appetite, reduce cravings, and regulate blood sugar, making it easier to control portion sizes and achieve long-term weight loss success.

Buy Mounjaro online in the UK after a clinical assessment by a UK-qualified pharmacist independent prescriber. Treatment is only supplied when clinically appropriate.

Genuine UK Mounjaro pens - Trusted, MHRA-approved medication

Fast & discreet next-day UK delivery - Secure, temperature-controlled packaging

No subscriptions - Order as needed with no hidden fees

What is Mounjaro?

What is Mounjaro and How Does It Work?

What Is Mounjaro and How Does It Work?

Mounjaro is a prescription-only weight loss injection that contains the active ingredient tirzepatide. It was first developed for type 2 diabetes and is now authorised in the UK for weight management in eligible adults with obesity, or adults who are overweight and have at least one weight-related health condition. It should be used alongside a reduced-calorie diet and increased physical activity. Mounjaro is taken once weekly using a pre-filled injection pen.

Tirzepatide belongs to a group of medicines known as incretin mimetics. More specifically, it is a dual GIP and GLP-1 receptor agonist. This means it acts on two natural hormone pathways in the body that help regulate appetite, fullness, blood sugar and food intake.

How Mounjaro Helps With Weight Loss

Mounjaro works in several ways to support weight loss:

It helps reduce appetite: Tirzepatide acts on appetite-control centres in the brain, helping you feel less hungry during the day.
It helps you feel fuller for longer: Mounjaro slows how quickly food leaves the stomach, which can make meals feel more satisfying and reduce the urge to snack.
It may reduce cravings: Many patients find it easier to control portion sizes and avoid overeating while taking treatment.
It supports blood sugar control: Tirzepatide helps the body release insulin when blood sugar levels are raised, which is particularly relevant for patients with prediabetes or type 2 diabetes.

By helping to reduce hunger and calorie intake, Mounjaro can make it easier to follow a healthier diet and build long-term weight loss habits. It is not a quick fix, but it can be a powerful tool when combined with lifestyle changes and clinical support.

Why Is Mounjaro Different From Some Other Weight Loss Injections?

Some weight loss injections, such as semaglutide, mainly act on the GLP-1 pathway. Mounjaro acts on both GLP-1 and GIP receptors. This dual action is one reason tirzepatide has shown strong weight loss results in clinical studies.

In clinical trials, people taking tirzepatide alongside diet and exercise lost a significant amount of weight over 72 weeks. In the SURMOUNT-1 trial, patients on the highest dose lost, on average, up to around 20% to 22.5% of their starting body weight. Individual results vary, and not everyone will lose this amount.

Key Benefits of Mounjaro

Once-weekly injection: Mounjaro is taken just once a week.
Clinically proven weight loss: Tirzepatide has shown substantial weight loss results when used with diet and physical activity.
Appetite and craving control: It may help reduce hunger, snacking and overeating.
Support for blood sugar regulation: It can help improve blood sugar control, especially in people with type 2 diabetes or prediabetes.
May support long-term behaviour change: By making it easier to eat smaller portions, Mounjaro can help patients build healthier routines.

At Live Well Weight Loss, Mounjaro is supplied only after an online clinical assessment to check that treatment is suitable and safe for you. Our pharmacy team provides ongoing support throughout your weight loss journey, including dose guidance, side effect advice and treatment reviews.

Is Mounjaro Right for Me?

Mounjaro is only suitable for certain patients. In the UK, it may be prescribed for weight management in adults with a BMI of 30 or above, or a BMI of 27 or above where there is at least one weight-related health condition, such as high blood pressure, high cholesterol, prediabetes, type 2 diabetes or obstructive sleep apnoea.

Before starting treatment, a clinician will need to review your medical history, current medicines, weight, BMI and any relevant health conditions. Mounjaro may not be suitable if you are pregnant, breastfeeding, have certain medical conditions, or take medicines that could interact with treatment.

What is Mounjaro and How Does It Work?

What Is Mounjaro and How Does It Work?

How Mounjaro Helps With Weight Loss

Mounjaro works in several ways to support weight loss:

It helps reduce appetite: Tirzepatide acts on appetite-control centres in the brain, helping you feel less hungry during the day.
It helps you feel fuller for longer: Mounjaro slows how quickly food leaves the stomach, which can make meals feel more satisfying and reduce the urge to snack.
It may reduce cravings: Many patients find it easier to control portion sizes and avoid overeating while taking treatment.
It supports blood sugar control: Tirzepatide helps the body release insulin when blood sugar levels are raised, which is particularly relevant for patients with prediabetes or type 2 diabetes.

Why Is Mounjaro Different From Some Other Weight Loss Injections?

Key Benefits of Mounjaro

Once-weekly injection: Mounjaro is taken just once a week.
Clinically proven weight loss: Tirzepatide has shown substantial weight loss results when used with diet and physical activity.
Appetite and craving control: It may help reduce hunger, snacking and overeating.
Support for blood sugar regulation: It can help improve blood sugar control, especially in people with type 2 diabetes or prediabetes.
May support long-term behaviour change: By making it easier to eat smaller portions, Mounjaro can help patients build healthier routines.

Is Mounjaro Right for Me?

Who Can Use Mounjaro for Weight Loss?

Mounjaro is a potent medication, so it’s intended for adults who meet certain criteria. You may be eligible for Mounjaro weight loss treatment if:

Body Mass Index (BMI): You have a BMI of 30 or above (in the obese range), or a BMI between 27 and 30 (overweight) with a weight-related health condition weight-related conditions can include high blood pressure, type 2 diabetes or pre-diabetes, high cholesterol, sleep apnea, or heart disease. These criteria ensure Mounjaro is used for those who need medical help to lose weight for health reasons.

Age: You are 18 or older. (Mounjaro is not approved for anyone under 18; safety and efficacy in minors are not established.)

Health Status: You do not have any medical conditions that would make Mounjaro unsafe for you. During the online consultation, you’ll be asked about your health history to screen for this. For example, Mounjaro may not be suitable if you have certain digestive disorders (like gastroparesis or severe gastrointestinal problems), a history of pancreatitis, or if you’re currently taking other medications that could interact (such as other diabetes medications like insulin or sulfonylureas).We will also review your current medications to ensure nothing would adversely interact

Additionally, women who are pregnant or breastfeeding should not use Mounjaro. If you are planning to become pregnant, you’ll need to stop Mounjaro at least 1 month before trying to conceive. Mounjaro hasn’t been tested in pregnancy, and because weight loss isn’t recommended during pregnancy, alternative plans would be needed.

During your consultation, our pharmacist prescriber will determine if you meet the eligibility criteria. It’s important to provide accurate medical information. Live Well Pharmacy’s access to NHS records (with your permission) helps us verify your medication history and ensure Mounjaro is a safe choice for you. If Mounjaro isn’t suitable, we will not prescribe it – your safety is our priority.

Who Should NOT Take Mounjaro? (Contraindications and Warnings)

While Mounjaro is effective, it isn’t for everyone. You should not use Mounjaro if any of the following apply:

Allergy: You have had an allergic reaction to tirzepatide or any ingredients in the formulation. Signs of a serious allergy could include rash, swelling, or difficulty breathing – if you’ve experienced these with similar injections, avoid Mounjaro
Certain Medical Histories: Mounjaro is not recommended if you have a personal or family history of medullary thyroid carcinoma or MEN2 (multiple endocrine neoplasia type 2). (These thyroid conditions are rare, but GLP-1/GIP medications carry a precaution because they caused thyroid tumors in animal studies. As a safety measure, you shouldn’t take Mounjaro if these conditions apply to you.) Also, if you have a history of pancreatitis (inflammation of the pancreas) or severe gastrointestinal disease, Mounjaro may be contraindicated due to the risk of exacerbating these issues
Pregnancy & Breastfeeding: As noted, do not use if you are pregnant, trying to become pregnant, or currently breastfeeding, weight loss medications are not used during pregnancy, and it’s unknown if tirzepatide passes into breast milk.
Age: Under 18 years old. Mounjaro is an adult-only treatment.

Safety Considerations: Mounjaro was approved for weight loss relatively recently (the MHRA approved it in the UK in November 2023 for obesity treatment). Because it’s new, it has a ▼ (black triangle) symbol, meaning it’s under additional monitoring by regulators. This doesn’t imply it’s unsafe, but healthcare professionals are encouraged to report any side effects to ensure ongoing safety surveillance. Live Well Pharmacy stays up-to-date with MHRA guidance – we will provide you with the Patient Information Leaflet and advise you on what to watch for. Always read the leaflet before starting, and let us know if you have any concerns.

If you have other health conditions (like kidney problems, liver issues, or diabetic eye disease/retinopathy), our prescriber will carefully evaluate if Mounjaro is appropriate. In some cases, an alternative weight loss treatment or a lower starting dose might be recommended. We take a cautious approach to ensure your safety.

How to Use Mounjaro – Dosage & Injection Guide

Dosage Schedule: Mounjaro treatment follows a gradual dose-escalation schedule. This means you start at a low dose and increase over time, allowing your body to adjust and helping to minimize side effects. The typical Mounjaro dosage progression is:

Start with 2.5 mg once weekly for 4 weeks- this is the initial dose for weeks 1–4.
Increase to 5 mg once weekly for at least 4 weeks (weeks 5–8).
If needed, 7.5 mg weekly for 4 weeks, then 10 mg, then 12.5 mg, and up to 15 mg weekly– each increment should be done after at least 4 weeks on the previous dose and only if the previous dose is well-tolerated and more weight loss is desired. The maximum dose is 15 mg weekly

Not everyone will go up to the highest dose. Your prescriber will typically assess your progress and tolerability at each stage. Many patients achieve good results at 5 mg or 10 mg and stay at that as their maintenance dose. Higher doses can produce additional weight loss but also carry a higher chance of side effects.

You and our clinician will decide the optimal maintenance dose based on your weight loss progress and how you feel on the medication. Never increase your dose sooner than directed (usually no faster than every 4 weeks) and do not exceed 15 mg per week.

Injection Instructions: Mounjaro comes in an easy-to-use autoinjector pen for subcutaneous (under the skin) injection. Unlike a traditional syringe, the pen has a tiny needle and is designed for patient self-administration. You’ll inject Mounjaro once a week on the same day each week. Here are the basics:

Prep the Pen: Each pen is single-use (one weekly dose) and comes pre-filled. Take a pen out of the fridge about 30 minutes before using it (injecting cold solution can sting; room temperature is more comfortable). Check the pen’s label to make sure it’s the correct dose and not expired. Attach a new needle to the pen as instructed.
Choose Injection Site: The recommended injection areas are the abdomen (stomach) or thigh, or the back of the upper arm drugs.com (if someone else is giving you the injection). Most people find the stomach or thigh easiest for self-injection. Clean the skin with an alcohol swab. Rotate your injection site each week – for example, alternate between left/right abdomen or different thighs – to avoid irritation do not inject within 5 cm of the navel when using the abdomen, to avoid sensitive areas.)
Injecting: Insert the needle into the skin (pinch up a fold of skin if needed). Activate the pen by pressing the injection button or plunger as described in the pen’s instructions. Mounjaro pens will deliver the dose automatically; you might hear a click. Keep the pen in place for about 5-10 seconds to ensure the full dose is delivered. |Then remove it and dispose of the needle safely in a sharps bin. Dial the dose knob to “0” (if applicable) to confirm the dose is complete. Each pen is single-dose only – after injection, dispose of the used pen properly (we include a sharps container with your order for safe disposal).
After Injection: You can gently press on the site with a cotton ball if there’s a drop of blood, but do not rub hard. Many people find the injections are relatively painless due to the very fine needle (smaller than those used for typical vaccines). If you’re anxious about self-injecting, our pharmacists can provide tips or a demonstration video link. With a bit of practice, most patients become comfortable with the weekly routine.

Timing: Take Mounjaro once a week, on the same day each week (for example, every Monday morning). It can be taken any time of day, with or without food. Pick a day that works best for your schedule and set a reminder so you don’t forget. Consistency is key for the medication to work properly. If you need to change your injection day, make sure there’s at least 3 days (72 hours) gap from your last dose before starting the new schedule this prevents overlapping doses).

Missed Dose: If you miss your weekly dose, take it as soon as you remember, within 4 days (96 hours) of the missed dose. If more than 4 days have passed, skip the missed dose and just take your next dose at the regular scheduled time. Do not double up or take two doses in a week to make up for a missed one. If you miss doses frequently or have trouble remembering, speak with us for advice – we can help with reminders or discuss whether Mounjaro is still appropriate.

Mounjaro pens are available in different strengths and color-coded labels. You’ll typically start on the 2.5 mg pen (weeks 1–4) and then move to higher doses like 5 mg (weeks 5–8) as needed. The pen device is designed for simple, once-weekly self-injection.

Treatment Duration: How long you’ll stay on Mounjaro depends on your weight loss goals and how you respond. Typically, a treatment trial of about 3–6 months will indicate how well it’s working for you. Many patients will use it for several months to over a year to achieve significant weight loss and then may continue long-term at a maintenance dose if needed for weight maintenance (similar to how other obesity treatments are used). If you reach a healthy weight or find that Mounjaro is no longer needed, the prescriber may advise tapering off. Conversely, if you are not losing sufficient weight after 3-4 months on the maximum tolerated dose, the treatment might be re-evaluated. Our team will provide guidance based on your progress. Remember, there is no fixed “course” for weight loss injections – it’s individualized. Some people use them short-term, others longer, always with the goal to improve health.

After Stopping Mounjaro: If you decide to stop Mounjaro (or run out of pens and don’t continue), be aware that your appetite will likely return to normal. It is possible to regain weight if the healthy lifestyle changes are not maintained. We strongly encourage continuing with your improved diet and exercise routine even after stopping the medication. Think of Mounjaro as a tool that helps you establish those good habits – you’ll want to keep those habits going to preserve your results. Any side effects you experienced on Mounjaro should resolve within a few weeks after stopping

Mounjaro Side Effects and How to Manage Them

Like all medications, Mounjaro can cause side effects. Understanding what to expect can help you manage them and know when to seek help. The good news is that, for most people, side effects are mild-to-moderate and improve over time as your body adjusts.

During clinical trials and real-world use, the following side effects have been observed:

Very Common Side Effects: Gastrointestinal (GI) symptoms are the most frequent. These include nausea (feeling sick), vomiting, diarrhea, and constipation

Up to a third of patients might experience nausea, especially when starting or increasing the dose. These effects are usually temporary and often ease as you stay on the same dose. Eating smaller, bland meals and staying hydrated can help.

Common Side Effects: These may affect some patients and are generally mild. They include indigestion, stomach pain or cramping, bloating, excess gas (flatulence), burping, or heartburn.

Some people report decreased appetite (which is part of how the drug works) or a change in taste. Other common effects can be dizziness, fatigue (feeling tired), or injection site reactions (like redness or itching where you injected).

A small number of patients have noted hair thinning or loss during rapid weight loss – it’s unclear if this is due to the drug or the weight loss process, but hair typically grows back as your weight stabilizes.

Low Blood Sugar (if Diabetic): If you have diabetes and take insulin or certain tablets, Mounjaro can increase the risk of hypoglycemia (low blood sugar) when combined. We will adjust your other diabetes medications if needed. Symptoms of low sugar include shakiness, sweating, and confusion – treat with a sugary snack or drink and contact a doctor. (If you’re not on other blood-sugar-lowering meds, Mounjaro by itself does not usually cause hypoglycemia.)
Uncommon/Rare Side Effects: Gallstones can occur with substantial weight loss or with GLP-1 drugs – report any sudden severe right-side abdominal pain or yellowing of skin/eyes

Increased heart rate has been noticed in some cases

Pancreatitis (inflamed pancreas) is a rare but serious risk; if you have severe persistent abdominal pain (with or without vomiting), seek medical help immediately.

Allergic reactions are very rare but possible – if you experience swelling of the face/tongue, or difficulty breathing (signs of anaphylaxis), call 999 for emergency help.

Most side effects tend to happen after a dose increase and then improve. To minimize stomach upset, follow the dosing schedule – don’t jump to a higher dose too quickly. If you do get nauseous, try eating smaller meals and avoid rich or greasy foods. Ginger tea or plain crackers can help with nausea. For constipation, ensure you drink plenty of water and consider a fibre supplement or stool softener if needed; for diarrhoea, stay hydrated with electrolytes. Over-the-counter remedies (like antacids for heartburn or paracetamol for a headache) can be used if appropriate – ask our pharmacist if you’re unsure.

We provide detailed advice on managing common side effects in the information booklet with your order. And you’re always welcome to message or call our pharmacy if you need personal advice on side effect management. Your safety is our priority. If a side effect is severe, persistent, or concerning to you, we may adjust your dose or suggest a pause in treatment. In the rare event of a serious reaction (like signs of pancreatitis or anaphylaxis mentioned above), seek immediate medical attention.

Finally, make sure to read the Patient Information Leaflet (PIL) that comes with Mounjaro. It lists all known side effects and warnings in detail. We’ll include a copy in your package (and it’s available online on the Medicines.org.uk website). Keep track of how you feel about Mounjaro and let us know during your check-ins or reorder consultations – we can help ensure everything is on track.

Mounjaro vs. Other Weight Loss Injections (Wegovy, Ozempic, etc.)

With multiple weight loss injections now available, you might wonder how Mounjaro compares to others like Wegovy or Ozempic. Here’s a quick overview of the differences:

Active Ingredient: Mounjaro contains tirzepatide, which activates two hormones (GLP-1 and GIP). Wegovy contains semaglutide, which activates only GLP-1 receptors. Ozempic is actually the same drug (semaglutide) as Wegovy, but Ozempic is the lower-dose version branded for diabetes treatment. Essentially, Wegovy and Ozempic are both semaglutide – Wegovy is used for weight loss at a 2.4 mg/week dose, while Ozempic is typically up to 1.0 mg/week for diabetes (though some doctors use Ozempic off-label for weight loss if Wegovy isn’t available).
Effectiveness: Because Mounjaro targets two appetite pathways, it has shown slightly greater weight loss in clinical trials. For example, the highest dose of Mounjaro (15 mg) led to about 21–22.5% average body weight reduction in 72 weeks. Wegovy’s trials showed around 15% average body weight reduction at its 2.4 mg dose in a similar timeframe.

Every individual is different, but many experts believe Mounjaro might help patients lose an additional 5–7% of body weight compared to semaglutide. That said, Wegovy is a very effective option too – both drugs have helped patients lose significant weight when combined with diet and exercise.

Dosage Schedule: Both are weekly injections. Wegovy (semaglutide) has a fixed dosing schedule from 0.25 mg up to 2.4 mg over 16-20 weeks. Mounjaro’s dosing (as described above) goes from 2.5 mg up to potentially 15 mg, usually increasing every 4 weeks. So Mounjaro offers more gradations in dose. Some patients who struggle with semaglutide side effects might benefit from Mounjaro’s more gradual titration – or vice versa.
Approval and Availability: Wegovy (semaglutide) was approved earlier specifically for obesity and has been in use longer for weight loss (approved in 2021 in the US, 2023 in the UK). Mounjaro was approved for weight loss in late 2023 in the UK.

Wegovy is made by Novo Nordisk, and Mounjaro by Eli Lilly. Both are prescription-only and not yet available on the NHS for general weight management (see below). Live Well Pharmacy can prescribe either to eligible patients. In practice, Mounjaro is currently in high demand, just like Wegovy, due to the effective results. We can advise which option might be better for you if you’re unsure.

Side Effects Profile: The types of side effects for Mounjaro vs Wegovy/Ozempic are very similar (mostly GI issues like nausea). Some people report slightly more nausea with semaglutide early on, but it varies. Both medications carry warnings about pancreatitis and other rare risks. Wegovy/Ozempic and Mounjaro all have the thyroid tumor precaution as well. There is no head-to-head study published yet directly comparing their side effect rates, but generally you can expect a comparable safety profile.
Which to Choose? If you are eligible for both, it may come down to availability and how your body responds. Some patients who don’t tolerate one medication might do better on the other. Others base it on how much weight they need to lose – those aiming for the highest level of weight loss might opt for Mounjaro given the trial results.

In summary, Mounjaro vs Wegovy vs Ozempic: All are effective weight-loss injections; Mounjaro’s dual-action may lead to a bit more weight loss for some and offers a different mechanism. Wegovy (semaglutide) is a proven GLP-1 option that many patients have success with as well. Ozempic is essentially Wegovy’s “cousin” used mainly for diabetes, but often mentioned in weight loss contexts. We’ll help you navigate these choices during your consultation. In fact, if for any reason Mounjaro isn’t right for you, Live Well Pharmacy can prescribe alternatives like Wegovy or others to ensure you have an effective weight management solution

(For a more detailed comparison, see our guide on Mounjaro vs. Wegovy vs. Ozempic – coming soon to our website.)

How to Buy Mounjaro UK Online from Live Well Pharmacy

Buying Mounjaro UK online FROM Live Well Pharmacy is simple, secure, and fast. We’ve designed our service to be as convenient as possible, while still ensuring all the proper medical checks. Here’s how the process works:

Online Consultation: Click the “Get Started” or “Start Online Consultation” button on our Mounjaro page. You’ll fill out a short medical questionnaire covering your health, weight, and goals. This includes questions about your BMI, any health conditions, and current medications. Be honest and thorough – your answers help our clinicians make sure Mounjaro is safe and suitable for you.
Prescriber Review: One of our qualified prescribers (a pharmacist independent prescriber) will review your questionnaire usually within 24 hours and contact you to asess your information and confirm your weight via a video call . They’ll determine if Mounjaro is appropriate for you. If approved, they issue a private prescription electronically. (If for any reason Mounjaro isn’t suitable, we will let you know and may suggest an alternative or refer you to your GP for further advice. There’s no charge if we cannot prescribe a treatment.)
Dispensing & Delivery: Once your order is confirmed, our pharmacy team will dispense the Mounjaro pen(s) from our UK stock. We ship overnight in temperature-controlled packaging. You’ll receive your Mounjaro delivery typically on the next working day (or you can choose a convenient delivery date). The package is discreet and doesn’t reveal its contents. We include the pen(s), needles for each dose, a sharps disposal container, the patient leaflet, and an instruction guide. Delivery is free for orders over a certain amount, and for fridge-line items like Mounjaro, we ensure appropriate shipping conditions.
Aftercare: Our service doesn’t stop at delivery. You can log in to your account on our site to ask any follow-up questions from our clinicians at no extra cost. We also offer free check-ins – we may reach out to see how you’re doing or you can request a review. When it’s time for your next dose or refill, the process is even quicker: simply request a renewal via your account. Our pharmacists will make sure everything is on track and approve ongoing treatment. We also provide helpful weight loss support materials on our website (diet tips, exercise suggestions, etc.) to complement your Mounjaro therapy.

Prescription Validity: Note that any prescription we issue for Mounjaro is valid only through our service. We cannot send a paper prescription to be used elsewhere – instead, we dispense the medication directly to you. This ensures the continuity and safety of your treatment. If you ever need your GP informed, we can (with your consent) send a summary to your NHS GP so they know you’re using Mounjaro, ensuring integrated care.

Confidentiality: Your privacy is paramount. All data you provide is confidential and used only by our medical team. The package will simply have the pharmacy return address – no mention of “weight loss” or “Mounjaro” on the outside. You can opt for delivery to your home, office, or a safe pickup location if available.

By using Live Well Pharmacy’s online service, you avoid long wait times and get expert care from the comfort of home. We combine the convenience of online ordering with the assurance of a GPHC pharmacy backing it. Thousands of patients have safely received treatments through our service – you’re in good hands.

Cheap Mounjaro Pricing in the UK (Live Well Pharmacy)

We strive to offer Mounjaro at a competitive price so that you can access this treatment affordably. Below is the cheap Mounjaro pricing per Mounjaro pen (4 doses) by strength:

Buy Mounjaro 2.5 mg injection (4 week starter pack) – £144 (approximately 1 month supply)
Buy Mounjaro 5 mg injection (4 doses) – £169
Buy Mounjaro 7.5 mg injection (4 doses) – £225
Buy Mounjaro 10 mg injection (4 doses) – £249
Buy Mounjaro 12.5 mg injection (4 doses) – £269
Buy Mounjaro 15 mg injection (4 doses) – £289

Each pen contains 4 doses of that strength, to be injected over 4 weeks (one dose per week). All prices above include: the medication, your online prescription, and our support service. There are no additional consultation fees. If you need needles and a sharps bin, we include those free with each order as well (typically one pen comes with 4 needles for the injections).

These prices are in line with or lower than other major providers in the UK. We regularly review our pricing to keep treatments affordable. Live Well Pharmacy also has a price match guarantee – if you find Mounjaro available cheaper elsewhere in the UK with a comparable service, let us know and we will do our best to match it.

Insurance and NHS Coverage: Currently, Mounjaro for weight loss is not covered by the NHS. It is available by private prescription only. On the NHS, tirzepatide is only prescribed for type 2 diabetes at the moment, and only if certain criteria are met – and even then, the NHS supply is very limited. The weight loss use may be adopted by NHS in the future for select patients with obesity, but as of now, you should expect to pay privately.) In the UK, most private health insurance plans do not cover weight loss medications either. Some insurance might cover weight management programs or dietitian support, but medications like Mounjaro or Wegovy are typically out-of-pocket expenses. We understand this is an investment in your health, so we keep our pricing transparent and as low as possible. There are no hidden costs – you pay only for the medication, which includes all services mentioned and is the cheapest Mounjaro online in the UK.

Payment Plans: While we do not offer instalment payments directly, you can use credit options at checkout if available (depending on the payment provider) to spread the cost. Also, because you are not tied into any subscription, you can choose to purchase one month at a time as your budget allows. Some patients alternate months or take short breaks for financial reasons – if you need to do this, consult with us for the best strategy.

If you have any questions about the cost or need a receipt for HSA/FSA accounts (if you have a healthcare spending account through work that reimburses medications), our customer service can assist.

Storage and Handling of Mounjaro Pens

Proper storage of Mounjaro is important to ensure the medication stays effective:

Refrigeration: Store unused Mounjaro pens in the fridge (2°C to 8°C) until you are ready to use them. Keep them in their original box to protect from light. Do not freeze the pens – freezing can ruin the medication. If a pen has been accidentally frozen, do not use it.
After First Use / Room Temperature: Once you take a pen out for use, you can keep it at room temperature (up to 25–30°C) for up to 30 days. This means if you’re carrying your current pen with you or don’t have access to a fridge, it’s okay for short periods. But generally, you will use one pen within 4 weeks anyway. If it’s very hot (above 30°C), keep the pen in a cooler bag if possible to avoid heat exposure.
In Use Pens: Some patients prefer to keep the pen they are currently using at room temp for convenience (injecting at room temp can reduce injection discomfort). This is fine, as long as you use up that pen within 4 weeks. All backup pens or unused pens should remain refrigerated until needed.
Avoid Temperature Swings: Try not to repeatedly take pens in and out of the fridge unnecessarily. Also avoid storing pens on the fridge door (where temperatures fluctuate more).

A stable, cold environment is best. If traveling, use an insulated travel case with a cool pack to keep pens refrigerated (but don’t put pens directly on ice; use a barrier).

Light Protection: Keep pens in their carton until use to shield from light, which can degrade some medications.
Check Appearance: Before injecting, check the medicine through the window of the pen. The Mounjaro solution should be clear and colorless. If it looks cloudy, discolored, or has particles, do not use that pen. Use a new pen and contact us or the manufacturer. Also check the expiration date on the pen label – do not use if past that date.

When we ship your order, we package it with cold packs to keep it in the correct temperature range during transit. Upon delivery, refrigerate your pens as soon as possible. If the package sits out for a few hours at room temperature on the delivery day, it’s generally okay (remember, up to 30 days at room temp is allowed), but it’s best to chill them on arrival.

Disposal: Used needles should go in the provided sharps container. When the container is full, return it to a pharmacy or local sharps collection site as per your local council’s guidelines (some areas offer a pickup). Do not throw pen devices or needles in household trash. Used pens can go in the sharps bin as well since they have an attached needle inside. Safe disposal prevents injury and environmental harm.

If you have any specific questions about storing Mounjaro or traveling with it (for example, going on holiday and needing to keep it cool), our pharmacy team can give you personalized tips. There are travel cases designed for insulin/GLP-1 pens that work great for Mounjaro too. With proper handling, your medication will remain safe and effective for use.

Is Mounjaro approved for weight loss in the UK?

Yes. The UK’s Medicines and Healthcare products Regulatory Agency (MHRA) approved tirzepatide (Mounjaro) for weight loss indications in November 2023. This means it is a licensed medication for treating overweight and obesity in the UK, under the brand name Mounjaro. However, availability is currently through private services like Live Well Pharmacy. The NHS may in future offer it via specialist weight management clinics, but right now if you want Mounjaro for obesity, you’ll need a private prescription (such as through our online clinic). Rest assured, Live Well Pharmacy is fully regulated to prescribe and dispense it – you’re getting the same licensed medicine that would be used if the NHS were to provide it.

How much weight can I lose with Mounjaro?

Individual results will vary, but clinical trials have shown impressive weight loss outcomes. On the highest dose (15 mg), patients lost on average 22.5% of their body weight over ~16 months. Even at lower doses, many lost 15-20%. For example, someone weighing 100 kg might lose 20–22 kg or more in that timeframe when combining Mounjaro with diet and exercise.

In our experience, patients typically see steady weight loss week by week – often a few pounds per week in the early months. Over 3 months, a 5-10% body weight reduction is common when following the plan. Remember, Mounjaro is a tool to help your efforts: sticking to a reduced-calorie diet and staying active will maximize your results. Also, weight loss often is not perfectly linear – you might see more loss early, then plateaus, then more loss. Our team will support you through the journey, adjusting the dose if needed to help you reach a healthy weight.

Keep in mind that sustainable weight loss is the goal. Rapid loss is exciting, but we want to ensure you lose fat while maintaining muscle mass and don’t regain weight. That’s why even after you stop Mounjaro, continuing healthy lifestyle habits is crucial. We provide guidance on diet (high protein, balanced meals) and exercise to pair with the medication for the best outcome.

Do I need to diet and exercise while on Mounjaro, or will the injection do all the work?

You should follow a healthy diet and exercise plan while using Mounjaro for the best results. Mounjaro will make it easier to stick to a diet by reducing your appetite and cravings, but it’s not a magic cure on its own. Think of it as giving you the control to eat less – you’ll still need to choose nutritious, lower-calorie foods. We recommend adopting a balanced diet rich in lean protein, vegetables, and whole grains, with limited sugar and refined carbs. In fact, because Mounjaro stabilizes blood sugar, avoiding very sugary foods or drinks can further help keep cravings down. Regular exercise is also encouraged – even just brisk walking 30 minutes a day or some form of activity most days of the week. Exercise burns calories, preserves muscle, and improves health, complementing the weight loss from the medication.

There are no specific “forbidden” foods while on Mounjaro, but to maximize weight loss you’ll want to limit things like sweets, fried foods, and high-glycemic index foods (which spike blood sugar). For example, foods like cakes, biscuits, sugary drinks, and fast food can slow your progress. Many patients find their tastes change – you might not even want those treats as much once the medication blunts your appetite. Also, alcohol in moderation is okay on Mounjaro (it won’t directly interfere), but keep in mind alcohol has calories and can increase appetite or lower your resolve to stick to healthy food. So, moderate your intake (and be cautious because on an empty stomach with Mounjaro, alcohol may affect you faster).

Bottom line: Mounjaro works best as part of a holistic weight loss plan. We’re here to support you with nutritional advice and even behavioral tips (like mindful eating) as needed. The combination of the medication plus lifestyle change is what leads to truly life-changing results.

How long will I have to take Mounjaro? Can I use it short-term?

Mounjaro can be used as long as it’s helping you and not causing significant issues. There’s no strict time limit – some people may use it for 3-6 months to kick-start weight loss, others may stay on it 12-18 months or more to reach their goal weight and maintain it. In clinical studies, patients were on it for at least 1 to 1.5 years. Obesity is often a chronic condition, and like other treatments (e.g., blood pressure or cholesterol meds), you may need long-term therapy to manage it. That said, if you have a smaller amount of weight to lose, you might stop once you achieve it. For instance, someone looking to lose 10 kg might use Mounjaro for a shorter period than someone needing to lose 30 kg.

When you stop Mounjaro, there is a tendency for appetite to return, which can lead to regaining weight if no plan is in place. So, many patients continue on a maintenance dose or switch to a different maintenance strategy (like staying on a lower dose injection or a medication like orlistat, etc.). We will evaluate your progress periodically. If you’ve hit your target and maintained it for a while, a trial off medication could be considered, with close monitoring. Some patients may also prefer to take a break for personal reasons (trying to conceive, for example, or budget concerns) – we can guide how to do that safely.

In summary, there’s flexibility. There is no required “finish date” – it depends on your individual journey. We typically say: plan for at least a 6-month commitment when starting Mounjaro, since gradual dose increases and steady weight loss take time. From there, we’ll reassess together.

Is Mounjaro safe? What are the risks I should know about?

Mounjaro is generally safe for the populations it’s prescribed to (overweight/obese adults). It went through clinical trials with thousands of participants and is now being used by many patients successfully. The safety profile is similar to other GLP-1 type medications that have been on the market for years. The main things to be aware of are the side effects (especially gastrointestinal, as discussed above) and a few rare but serious risks (like pancreatitis).

There is also a theoretical risk regarding thyroid C-cell tumors (seen in rodents, not in humans so far) which is why it’s not given to those with certain thyroid tumor history.

When used as directed and with proper medical screening (which we do in the consultation), Mounjaro’s benefits outweigh the risks for the appropriate candidates. We will not prescribe it if we identify a contraindication that makes it unsafe for you. During use, we advise being vigilant for any severe abdominal pain (possible pancreatitis) or severe allergic reaction symptoms, though these are rare. Also, if you have diabetes and are on insulin or sulfonylureas, careful monitoring of blood sugar is needed to avoid hypoglycemia.

It’s worth noting that rapid weight loss from any method, including medication, can carry its own risks like gallstones or electrolyte imbalances, but we mitigate these by regular check-ins. We encourage routine blood tests via your GP to monitor things like blood sugar, cholesterol, and liver function during treatment (if you have any pre-existing issues).

Mounjaro has a “black triangle” (▼) status in the UK, meaning healthcare professionals actively report any adverse events to MHRA due to its newness. So far, no unexpected safety issues have emerged since approval; the known side effects remain as listed.

In summary, when prescribed appropriately and monitored, Mounjaro is a safe and effective medication. The vast majority of patients use it without serious problems, experiencing only mild-to-moderate side effects if any. Live Well Pharmacy will provide full safety information and be there to support you throughout your course. If you have specific concerns (for example, “I have XYZ condition, is it safe?”), our prescriber will address that in your consultation. Never hesitate to reach out to us if you’re unsure about something during treatment – we’re here to ensure your safety.

Can I get Mounjaro on the NHS or through my GP?

At this time, Mounjaro for weight loss is available through most NHS GPs. The NHS has very strict criteria and funding limitations for weight loss medications. Currently, the NHS weight management program is offered on limited cases. If you have type 2 diabetes, your NHS doctor might prescribe Mounjaro (tirzepatide) for glucose control if they deem it appropriate and if local formularies allow it – but that’s specifically for diabetes, not obesity alone.

For weight loss, NHS typically refers to specialist clinics which, as of now, mainly use Wegovy or Saxenda in certain patients. So if you go to your GP and ask for Mounjaro for obesity, you will likely be told it’s not available or you’ll be put on a long waiting list for a specialist clinic. That’s why private services like ours are currently the way to access Mounjaro for weight management. We operate under the same medical standards, but since it’s private, the cost is borne by the patient. The advantage is you can get it now if you’re eligible, rather than waiting. We will keep updated if NHS access changes.

What if Mounjaro doesn’t work for me?

If you use Mounjaro as directed along with lifestyle changes, you should see some weight loss within the first month or two. If after about 4 weeks on the 2.5 mg dose you haven’t lost any weight, don’t be discouraged – the dose will increase and many people don’t see a big change until they reach 5 mg or higher. We usually assess effectiveness by 3 months (after you’ve gotten to 5 mg or 7.5 mg). By then, we expect a noticeable drop in weight. If you truly see no significant results after a few dose increases, our prescriber might increase the dose further or consider alternative treatments. Every individual’s body chemistry is different. Some rare individuals may not respond to tirzepatide as well as to other options – for example, some might respond better to a pure GLP-1 like semaglutide. If that’s the case, we can switch you to an alternative such as Wegovy, Saxenda, or even oral medications like Mysimba or Orlistat.

We also look at factors that might be hindering progress: Are you able to follow the diet recommendations? Any other medications (like steroids or insulin) causing weight gain counteracting it? Is your starting weight already near a healthy range (weight loss slows as you get closer to ideal BMI)? We will troubleshoot with you. It might be as simple as giving it a bit more time or adjusting your meal plan.

In summary, while Mounjaro is very effective for most, if it doesn’t work as expected, you’re not out of options. Live Well Pharmacy offers a range of weight loss treatments – we’ll find one that works for you. Our goal is your success, whether that’s with Mounjaro or another tool.

What are my alternatives to Mounjaro?

Alternatives include other prescription weight loss medications: Wegovy (semaglutide) weekly injection is the most similar alternative Saxenda (liraglutide) is a daily injection that has been used for several years for weight loss.

There are also oral medications like Orlistat (Xenical), which prevents fat absorption, and Mysimba (naltrexone/bupropion) which affects appetite and cravings. Each has pros and cons. Wegovy we’ve discussed – slightly lower average weight loss than Mounjaro but still very good. Saxenda requires daily injections and typically results in ~5-10% weight loss, so less than Wegovy/Mounjaro, but it’s an option if weekly isn’t suitable.

Orlistat is a pill (taken with meals) that can help lose about 5-10% weight, but can cause gastrointestinal side effects (oily stools) if you eat fatty foods. Mysimba is a pill that works on the brain’s appetite center; some patients lose around 8% body weight with it.

We also consider non-medication routes: for those who prefer not to take medicines, structured programs like Weight Watchers or low-calorie diet plans, or even bariatric surgery for those with very high BMI, are alternatives. But for most patients looking at Mounjaro, the reasonable alternatives will be Wegovy or Saxenda if they want an injectable, or possibly an oral med if injections are a no-go.

If you have to stop Mounjaro due to side effects, sometimes we try a different GLP-1 (like semaglutide) which might be better tolerated – or a lower dose for longer. Essentially, there are multiple paths to weight loss, and we will personalize the approach. Many patients actually use a combination: medication plus a support program. For instance, we provide dietary support and can connect you with nutritionists or programs that complement the medication.

We’re committed to finding the right solution for your weight loss journey – Mounjaro is one of the newest and most powerful options, but we’ll make sure you’re aware of all suitable alternatives in case it isn’t the perfect fit for you.

Do I need to take additional precautions with Contraception when on Mounjaro?

We advise that female patients who are overweight or obese and using an oral contraceptive should add a barrier method of contraception (eg. condoms) or switch to a non-oral contraceptive method for the first 4 weeks of treatment, and for 4 weeks after each dose increase.

Discontinue treatment at least one month before planned pregnancy.

Moazma Ahmed

Moazma Ahmed is a UK-registered pharmacist with deep expertise in medical weight loss and GLP-1 treatments. She is the Lead Prescriber at Live Well Weight Loss and ensures clinical accuracy across all content.

Last medically reviewed: 22 May 2026

Disclaimer: The content above is for information purposes and is based on current knowledge of Mounjaro (tirzepatide) as a weight loss treatment. Always follow the advice of your prescribing clinician. Individual results will vary, and no results are guaranteed. Mounjaro is a prescription-only medicine and must be used under medical supervision in conjunction with a healthy diet and exercise. Do not use Mounjaro if it has not been prescribed to you. If you experience any severe side effects or symptoms, seek medical attention promptly. Live Well Pharmacy follows all UK regulations for the sale and supply of medicines. Always read the patient information leaflet provided with your medication and consult with a healthcare professional if you have any questions or concerns.