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Mounjaro Weight Loss Injections
In Stock
Thursday, 18 Jun 2026
Medication features
Mounjaro weight loss injections are a once-weekly prescription treatment containing tirzepatide, clinically developed to help regulate appetite and blood sugar levels. Licensed for weight management in the UK, the Mounjaro injection helps you feel fuller for longer, reduce hunger between meals, and support sustainable weight loss.
Ashcroft Pharmacy supplies Mounjaro in strengths from 2.5 mg to 15 mg, with prices starting from £149.99 per month following an online assessment and prescriber approval. Start your Mounjaro weight loss journey today with Ashcroft Pharmacy.
- Alternative treatment available: Wegovy
- Format: Self-injectable pen
- Frequency: Once weekly
- Supply: One pre-filled pen lasts 4 weeks
Overview
NOTE: After selecting this product, you will need to complete a short assessment, so we can make sure this medication is suitable for you.
Product Details
What is Mounjaro?
Mounjaro weight loss injections are a prescription-only medicine developed by Eli Lilly. Each Mounjaro injection contains the active ingredient tirzepatide and is approved in the UK for the treatment of type 2 diabetes and weight management in eligible patients.
Available through regulated providers in the UK, this once-weekly injection helps reduce appetite and support long-term weight loss.
Tirzepatide works by mimicking naturally occurring incretin hormones that regulate blood sugar, appetite, and digestion.This is how a Mounjaro injection supports weight loss:
- Slows gastric emptying, delaying how quickly food leaves the stomach
- Sends satiety signals to the brain to reduce hunger and food intake
- Enhances insulin secretion after meals, helping improve blood sugar control
Together, these effects help you feel fuller for longer and reduce overall calorie intake. Many people report feeling less hungry and more satisfied after eating, making it easier to manage portion sizes and maintain healthier habits over time.
In recent clinical trials, patients in the UK and globally have achieved significant weight loss with Mounjaro weight loss injections, with some losing up to 22% of their body weight at higher doses under medical supervision.
You can order Mounjaro® injectable pens from UK-registered online pharmacies - Ashcroft Pharmacy are approved Mounjaro suppliers and can prescribe Mounjaro weight loss injections online for next-day delivery.Order in 3 Simple Steps with Ashcroft
To check if you’re eligible, simply complete a quick 5-minute health assessment. If Mounjaro is suitable for you to use, our prescribing pharmacists will issue your prescription and arrange delivery straight to your door.
How effective is Mounjaro in weight loss management?
Mounjaro (tirzepatide) is what’s known as a dual GIP and GLP-1 receptor agonist. Clinical studies have shown that Mounjaro injections can support significant weight loss, particularly in adults with type 2 diabetes and those who meet weight management criteria.
In comparative studies, Mounjaro was shown to produce greater average weight loss than semaglutide (Wegovy) in certain patient groups taking metformin.
Average Weight Loss Using Mounjaro™
Clinical studies have shown:
- Patients achieved around 20.9% body weight reduction over 36 weeks and 25.3% over 88 weeks at higher doses under medical supervision.
- Many patients achieved up to 20% weight loss from baseline when treatment was combined with diet and exercise.
- Some individuals begin noticing appetite changes within the first few weeks.
- Results vary from person to person and are most effective when supported by sustainable lifestyle changes.
Mounjaro works best when combined with healthy lifestyle changes, and efficacy may vary from person to person.
Source: Electronic Medicines Compendium
Who can use Mounjaro?
Mounjaro (tirzepatide) is a prescription medication primarily used for weight loss and type 2 diabetes. However, it is not suitable for everyone. Here’s a list of who can or cannot take Mounjaro (tirzepatide):
It is ideal for individuals who have had challenges with conventional weight loss techniques and want further assistance. It is commonly recommended for those with a body mass index of 30 or more, or those with a BMI of 27 or above who also have weight-related health issues.
Who can take tirzepatide Injections:
- People with Type 2 Diabetes (for blood sugar control)
- People with Obesity or Overweight (off-label for weight loss)
- Adults (not recommended for children under 18)
Who should NOT take It:
- People with Type 1 Diabetes
- People with a History of Pancreatitis (inflammation of the pancreas)
- People with Medullary Thyroid Cancer (MTC) or Multiple Endocrine Neoplasia type 2 (MEN 2)
- Pregnant or Breastfeeding Women
- People with Severe Gastrointestinal Issues (like gastroparesis)
Why so many people buy Mounjaro from Ashcroft Pharmacy
Ashcroft Pharmacy is a family-run business that has been providing prescriptions for treating a range of conditions for over a decade. Our highly esteemed online pharmacy can dispatch mounjaro to anywhere in the UK. We are approved mounjaro suppliers and certified providers of Wegovy and Rybelsus Tablets for weight loss treatment.
Mounjaro weight loss injections are available in 2.5 mg, 5 mg, 7.5 mg, 10 mg, 12.5 mg, and 15 mg - our medical professionals will assess your medical history and situation and recommend the right dosage for you. Mounjaro is licensed and approved for weight loss in the UK. It comes in an easy-to-use self-injectable pen.
Here’s what you get from Ashcroft for your weight loss journey:
- Prescribers will set up patients via call / message to get them started and open a channel of communication.
- Get FREE e-book (worth £20) to help you manage your weight loss with mounjaro pens.
- Follow-ups every month sent out to patients to check-in.
- Access to speak with prescriber by phone, message, and email. Dedicated lines for weight loss patients.
- Ongoing support with side effects and maintenance.
- Competitive pricing.
How to use Mounjaro?
The Mounjaro weight loss injection (Tirzepatide) is taken once weekly as an injection under the skin. You’ll typically start with a dose of 2.5 mg for the first 4 weeks, then increase to 5 mg weekly.
If needed, your dose can gradually be increased to 7.5 mg, 10 mg, 12.5 mg, and up to a maximum of 15 mg per week, depending on how your body responds.
It's important to take it on the same day each week, with or without food, and follow your healthcare provider's instructions for any dose adjustments to ensure the best results.
If you need more guidance on how to use mounjaro weight loss injections, feel free to take a look at our how to use instructions.
Where on the body do we suggest injecting Mounjaro?
Mounjaro self-injectable pens are usually injected into the abdomen or upper thigh. These areas offer good absorption and help reduce the risk of injection site reactions.
For the Mounjaro KwikPen, the suggested injection sites are:
- Stomach (Abdomen)
- Thigh
- Upper Arm
If you choose to inject in your abdomen, leave at least a 5cm gap from the belly button. For comfort and to To avoid soreness, choose a new section of skin every week, even if it's in the same area.
Can I use Mounjaro weight loss injections for the long term?
Mounjaro is specifically made to facilitate both immediate weight reduction and sustained weight control over an extended period.
Nevertheless, the length of the treatment will be contingent upon your progress and objectives for your health.
During your online consultation, our specialists will assess your needs, discuss your goals, and develop a personalised treatment strategy.
Still, Mounjaro is frequently part of a broader strategy to maintain a healthy weight and prevent weight gain. This works best when combined with other lifestyle changes, such as eating healthier and doing more exercise.
What are the alternatives for Mounjaro tirzepatide?
Other GLP-1 medications can be purchased in the UK as Mounjaro substitutes, such as:
- Wegovy (semaglutide)
- Saxenda Weight Loss Pen
- Ozempic
For more alternatives, check out our blog on the Best Weight Loss Injections in the UK for 2024-2025.
Transitioning from Mounjaro (Tirzepatide) to Wegovy (Semaglutide)
Switching from Mounjaro to Wegovy needs to be done with the right healthcare supervision so that your progress can continue. Reasons people consider switching include:
- Cost changes (please check long term costs of each treatment) or limited availability
- Side effects that improve on a different medicine
- Prescriber advice for medical reasons
Important: Only change treatment under the guidance of your healthcare provider. They will advise on safe timing, dose adjustments, and support to keep you on track.
Useful Mounjaro Resources
Patient Leaflet (PIL)
https://www.medicines.org.uk/emc/files/usermanual.15481.pdf
Mounjaro Prices UK
The cost of Mounjaro injections in the UK depends on the strength prescribed and the number of pens ordered.
Your prescriber will confirm the most appropriate strength before dispatch.
Directions
IMPORTANT INFORMATION ON HOW TO USE YOUR PEN CORRECTLY
Watch our video here explaining the kwikpen design and how to use.
When using the Mounjaro KwikPen, it’s important to follow your doctor’s instructions carefully. The dosage can be mounjaro 2.5 mg to 15 mg, depending on what your treatment plan calls for.
Always use the pen exactly as directed by your healthcare provider.
- or upper arm, as instructed by your healthcare provider. Do not inject into a vein or muscle. Never share your pen or needles with another person. You may give an infection to them, or get an infection from them.
- You need to ensure to keep good levels of hydration by drinking 8-11 cups of liquid per day (2.7L)
- This treatment should be taken in conjunction with a well-balanced, calorie-controlled/nutritional diet. No more than 30% of your calories should come from fat and your diet should generally be rich in fruit and vegetables.
- The injection for weight loss medication must be administered using the following method: Inject your dose of medication under the skin (subcutaneous injection) in your stomach area (abdomen), upper leg (thigh),
- If you want to use Mounjaro to lose weight, you need to inject the dose once a week at the same time and on the same day. This lessens the possibility of adverse effects and boosts the efficacy of Tirzepatide by stabilizing its bloodstream levels.
Always carefully follow your doctor's instructions for the safe injection.
Mounjaro (tirzepatide) injection dose titration schedule:
After reaching the target dose (usually 15 mg), it may be maintained or adjusted based on individual responses and goals.
You can Visit here to view a video on injection technique
You can go here to read the patient information leaflet
Warnings
Mounjaro weight loss injection risks and warnings
- It may cause allergic reactions if you're sensitive to any of its ingredients.
- If you are pregnant or planning to become pregnant, It is not recommended.
- Clinical trials did not include pregnant participants, so its safety during pregnancy is uncertain.
- Do not use if the product has frozen (Resources).
You should discuss any existing medical problems or side effects with your doctor.
FAQ
How much weight did individuals regain after discontinuing Mounjaro?
After the initial 36 weeks, individuals who continued taking tirzepatide experienced an additional 5% reduction in body weight over the subsequent 52 weeks.
Conversely, those who received the placebo regained 14% of their body weight.
What is type 2 diabetes?
Type 2 diabetes is a chronic condition that affects how your body regulates blood sugar. Unlike Type 1 diabetes, where the body's immune system attacks the cells that produce insulin, in Type 2 diabetes, the body either doesn't produce enough insulin or doesn't use it effectively.
Symptoms of Type 2 Diabetes:
While some people with Type 2 diabetes may experience no symptoms, common signs and symptoms include:
- Increased thirst: Feeling constantly thirsty, even after drinking fluids
- Frequent urination: Needing to urinate more often, especially at night
- Extreme hunger: Feeling hungry, even shortly after eating
- Unexplained weight loss: Losing weight without trying
- Blurred vision: Difficulty focusing
- Slow-healing sores: Cuts and bruises that take longer to heal
- Fatigue: Feeling tired and weak
- Tingling or numbness in the hands or feet: A condition called neuropathy
Complications of Type 2 Diabetes:
Untreated or poorly managed Type 2 diabetes can lead to serious health complications, including:
- Heart disease and stroke: High blood sugar can damage blood vessels and nerves, increasing the risk of heart attack, stroke, and other cardiovascular problems.
- Kidney disease: Diabetes can damage the kidneys, leading to kidney failure.
- Nerve damage (neuropathy): High blood sugar can damage nerves, causing numbness, tingling, pain, and weakness, often in the feet and legs.
- Eye damage (retinopathy): Diabetes can damage the blood vessels in the retina, leading to vision loss and blindness.
- Foot damage: Nerve damage and poor blood flow can lead to foot ulcers and infections, which may require amputation.
What happens if I stop taking Mounjaro injections?
- If you wish to discontinue taking Mounjaro, you should talk to your doctor. They might advise gradually lowering your dosage. You risk gaining back any weight you've lost if you quit Mounjaro too soon.
- This implies that you will start to feel hungry once more, and if you were taking it to control your blood sugar, your levels will probably go back to what they were before you started taking it.
- In order to prolong the duration of a lower dose, it is advisable to adhere to the prescribed dosing schedule and consult your doctor if you experience any negative effects.
Should I take Mounjaro with food?
Since Mounjaro is not taken by mouth, you can take it with or without food. Establish a routine that suits your needs.
How long does it take for Mounjaro to work?
Mounjaro should begin working right away, however it can take a few weeks for this medication to take full action. This is a result of a gradual increase in Mounjaro dosage intended to minimize unwanted effects.
What Foods Should You Avoid While Taking Mounjaro?
While no known foods have been found to interact with Mounjaro, there are several foods you should stay away from if you want the best possible outcomes. Ideally, one should refrain from:- Vegetables and fruits with a high glycaemic index, as these may elevate blood sugar levels, such as pineapple, watermelon, mango, overripe bananas, potatoes, and sweetcorn.
- Food items that are high in sugar, such as sweets, biscuits, cakes, fizzy drinks, etc.
- Fried foods, such as burgers, pizza, fries, etc. tend to have harmful fats and can increase the possibility of experiencing nausea when using Mounjaro.
Can multiple Mounjaro injections be combined to make a larger dose?
Combining multiple Mounjaro injections to create a larger dose is not recommended. There is no clinical evidence or information supporting this practice.
Eli Lilly, the manufacturer, does not provide guidance on combining multiple tirzepatide injections, as it has not been studied in clinical trials.
What should you eat while on Tirzepatide (Mounjaro) for weight loss?
Mounjaro inejction works by reducing appetite and slowing down digestion. While there's no strict diet to follow, here are some general tips:
Prioritize whole, unprocessed foods: Opt for fruits, vegetables, lean proteins, and whole grains.
Stay hydrated: Drink plenty of water throughout the day. Listen to your body: Pay attention to your hunger and fullness cues.
Avoid sugary drinks and processed foods: These can impede your weight loss efforts. For more information on dietary choices while using Tirzepatide (Mounjaro) for weight loss,
Does Mounjaro include alcohol swabs in the package?
No, Mounjaro pen does not come with swabs. You’ll need to provide your alcohol swabs for cleaning the injection site before administering the medication.
Is Mounjaro the Same as Zepbound?
Yes — they’re the same medication. It’s called Zepbound in the US and Mounjaro in the UK, but both contain the same active ingredient, tirzepatide, a GLP-1 and GIP receptor agonist used for weight loss and type 2 diabetes.
The difference is in the name and licence:
- Zepbound is approved in the US for weight management.
- Mounjaro is the UK-licensed brand, mainly used for type 2 diabetes, but now being rolled out for obesity treatment through NHS specialist services.
Zepbound isn’t licensed in the UK — only Mounjaro is available in England.
What should I eat while taking Mounjaro in the UK? Are there any food restrictions?
Mounjaro is prescribed to be used alongside a healthy diet and regular exercise for the best results.
However, there are no banned foods with Mounjaro, but eating healthy and avoiding large, greasy meals will help you feel better and support your weight loss.
For the best results and to reduce side effects, it’s recommended to:
- Eat balanced meals: Focus on vegetables, lean proteins, whole grains, and healthy fats.
- Stay hydrated: Drink plenty of water.
- Eat smaller, more frequent meals: This can help with possible stomach upset.
What foods should I avoid?
No foods are strictly forbidden, but you should try to limit:
- Greasy, fatty, or very sugary foods: These can make nausea or stomach side effects worse.
- Large meals: Eating too much at once can increase your risk of nausea, vomiting, or indigestion.
- Alcohol: It’s best to limit alcohol, as it can add calories and may upset your stomach.
If you notice certain foods make your symptoms worse (like spicy or fried foods), try to avoid them. Follow any diet advice your doctor or dietitian gives you, as they may tailor recommendations to your health needs and weight loss goals.
Side Effects
Mounjaro Possible Side Effects
Highly common side effects include:
- nausea
- diarrhoea
- vomiting and constipation
- low blood sugar (while taking specific drugs for diabetes)
Common side effects include:
- Drop in appetite
- indigestion
- nausea
- allergic reactions
- dizziness
- low BP
- rapid heartbeat
- hair loss
- fatigue
Uncommon side effects include:
- gallstones
- discomfort at the injection spot
- gallbladder infection
- Pancreatic inflammation
Information
Mounjaro Patient Leaflet (PIL)
Storage and Shelf Life of Mounjaro Pens
- Keep this medicine in your fridge (between 2°C and 8°C / 36°F and 46°F). Store it in its original box.
- However, it can be stored at room temperature (up to 86°F or 30°C) for up to 21 days
- After 21 days at room temperature, any unused pens should be discarded
- The pens expire 24 months from the date of manufacture when stored properly in a refrigerator
- Always keep pens in their original cartons to protect them from light, and they should never be frozen
Do not use a mounjaro weight loss injection if the item has frozen. (Resources)
Delivery
Once your order has been approved by our UK medical team it will be dispatched via Royal mail. All orders are sent using a tracked and signed for service.
Royal Mail Special Delivery Guaranteed by 1pm | £6.99
Order by the 2:00 PM weekday cut-off time for guaranteed delivery by 1:00 PM the next business day.
Orders placed after the cut-off on Friday will be delivered on Tuesday.
Price Comparison
| Medication | Ashcroft Pharmacy |
|---|---|
| 2.5 mg x1 Pen | £149.99
Order now |
| 5 mg x1 Pen | £164.99
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| 7.5 mg x1 Pen | £224.99
Order now |
| 10 mg x1 Pen | £249.99
Order now |
| 12.5 mg x1 Pen | £269.99
Order now |
| 15 mg x1 Pen | £294.99
Order now |
| 2.5 mg x2 Pens | £299.99
Order now |
| 2.5 mg x3 Pens | £449.99
Order now |
| 5 mg x2 Pens | £329.98
Order now |
| 5 mg x3 Pens | £494.97
Order now |
| 7.5 mg x2 Pens | £449.98
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| 7.5 mg x3 Pens | £674.97
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| 10 mg x2 Pens | £499.98
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| 10 mg x3 Pens | £749.97
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| 12.5 mg x2 Pens | £539.98
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| 12.5 mg x3 Pens | £809.97
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| 15 mg x2 Pens | £589.98
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| 15 mg x3 Pens | £884.97
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| Starter Pack 2.5 mg & 5 mg x2 Pens | £314.98
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OLD DND Mounjaro (Tirzepatide)
| Medication | Ashcroft Pharmacy |
|---|---|
| 2.5 mg x1 Pen | £140.00
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| 2.5 mg x2 Pens | £270.00
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| 2.5 mg x3 Pens | £410.00
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| 5 mg x1 Pen | £140.00
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| 5 mg x2 Pens | £270.00
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| 5 mg x3 Pens | £410.00
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| 7.5 mg x1 Pen | £165.00
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| 7.5 mg x2 Pens | £320.00
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| 7.5 mg x3 Pens | £485.00
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| 10 mg x1 Pen | £165.00
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| 10 mg x2 Pens | £320.00
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| 10 mg x3 Pens | £485.00
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| 12.5 mg x1 Pen | £165.00
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| 12.5 mg x2 Pens | £320.00
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| 12.5 mg x3 Pens | £485.00
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| 15 mg x1 Pen | £195.00
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| 15 mg x2 Pens | £390.00
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| 15 mg x3 Pens | £585.00
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Ozempic Pens
| Medication | Ashcroft Pharmacy |
|---|---|
| Wegovy (Ozempic equivalent) x 0.25 mg - 1 Pen | £119.99
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| Mounjaro x2.5 mg - 1 Pen | £120.00
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| Wegovy (Ozempic equivalent) x1 mg - 1 Pen | £125.00
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| Wegovy (Ozempic equivalent) x1.7 mg - 1 Pen | £175.00
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| Wegovy (Ozempic equivalent) x2.4 mg - 1 Pen | £225.00
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| Mounjaro x5 mg - 1 Pen | £134.00
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| Mounjaro x 7.5 mg - 1 Pen | £145.00
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| Mounjaro x10 mg - 1 Pen | £155.00
Order now |
| Mounjaro x12.5 mg - 1 Pen | £165.00
Order now |
| Wegovy (Ozempic equivalent) x 0.5 mg - 1 Pen | £125.00
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| Mounjaro x15 mg - 1 Pen | £175.00
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Orlistat 120mg Weight Loss Capsules
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| Medication | Ashcroft Pharmacy |
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| 1 xPack of 100 | £4.99
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| Sharps Bin 1L | £4.99
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1-to-1 Weight Loss Support
| Medication | Ashcroft Pharmacy |
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Mounjaro Weight Loss Injections
| Medication | Ashcroft Pharmacy |
|---|---|
| 2.5 mg x1 Pen | £149.99
Order now |
| 5 mg x1 Pen | £164.99
Order now |
| 7.5 mg x1 Pen | £224.99
Order now |
| 10 mg x1 Pen | £249.99
Order now |
| 12.5 mg x1 Pen | £269.99
Order now |
| 15 mg x1 Pen | £294.99
Order now |
| 2.5 mg x2 Pens | £299.99
Order now |
| 2.5 mg x3 Pens | £449.99
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| 5 mg x2 Pens | £329.98
Order now |
| 5 mg x3 Pens | £494.97
Order now |
| 7.5 mg x2 Pens | £449.98
Order now |
| 7.5 mg x3 Pens | £674.97
Order now |
| 10 mg x2 Pens | £499.98
Order now |
| 10 mg x3 Pens | £749.97
Order now |
| 12.5 mg x2 Pens | £539.98
Order now |
| 12.5 mg x3 Pens | £809.97
Order now |
| 15 mg x2 Pens | £589.98
Order now |
| 15 mg x3 Pens | £884.97
Order now |
| Starter Pack 2.5 mg & 5 mg x2 Pens | £314.98
Order now |
Wegovy Weight Loss Injection Pen
| Medication | Ashcroft Pharmacy |
|---|---|
| 0.25 mg x1 Pen | £120.00
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| 0.5 mg x1 Pen | £125.00
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| 1 mg x1 Pen | £125.00
Order now |
| 1.7 mg x1 Pen | £175.00
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| 2.4 mg x1 Pen | £225.00
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| 0.25 mg x2 Pens | £240.00
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| 0.25 mg x3 Pens | £360.00
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| 0.5 mg x2 Pens | £250.00
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| 0.5 mg x3 Pens | £375.00
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| 1 mg x2 Pens | £250.00
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| 1 mg x3 Pens | £375.00
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| 1.7 mg x2 Pens | £350.00
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| 1.7 mg x3 Pens | £525.00
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| 2.4 mg x2 Pens | £450.00
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| 2.4 mg x3 Pens | £675.00
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| 7.2 mg x1 Pen | £249.00
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Written and reviewed by our qualified team
Authored by:
Mr Suhail Jamil
Superintendent Pharmacist
GPhC Number: 2069518
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