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Foundayo Starter Pack 0.8mg and 2.5mg
Foundayo Starter Pack 0.8mg and 2.5mg Product information
£214.99 (£0.00 per )
Pre-order Foundayo Starter Pack for Weight Loss
Order the first two doses of the Foundayo pill. Start on 0.8mg and increase your dose to 2.5mg the following month.
Two months of treatment in one consultation
Save on price and delivery
Lose up to 11.2% of your starting body weight*
Delivery from Thursday 27th August.
Find out more about Foundayo (Orforglipron) in our ‘What is Foundayo?’ guide.
*Results seen in ATTAIN-1 trial alongside a reduced calorie diet and regular exercise.
Product Information for Foundayo Starter Pack 0.8mg and 2.5mg
Foundayo is a daily weight loss tablet containing the active ingredient Orforglipron. It helps you lose weight by:
Reducing appetite and food intake
Delaying stomach emptying
Helping you feel fuller for longer
For a more detailed explanation of Foundayo, see our Foundayo product page.
What is included in the Foundayo Starter Pack?
When you order the Foundayo Starter Pack, you will receive the first two doses of Foundayo tablets: 0.8mg and 2.5mg. You will start your weight loss treatment on 0.8mg which is the licensed starter dose for Foundayo treatment (2). After you have been on this dose for 30 days and you are tolerating treatment well, you will increase your dose to 2.5mg.
By ordering the Foundayo Starter Pack and receiving your first two months of treatment in one order, you will only need to complete one clinical consultation and will save on price and delivery.
Do I need to start on the 0.8mg Foundayo dose?
Not everyone will need to start on the 0.8mg Foundayo dose. If you have previously been on other weight loss treatments like Mounjaro, Wegovy injections or the Wegovy pill, you may be able to switch to a higher dose of Foundayo. If you are switching from any previous GLP-1 medications, you can see our switching guidance on our main Foundayo product page or you can discuss the most appropriate dose switch by contacting our clinical team.
However, if you have never taken weight loss medication before, you will need to start on the lowest dose of Foundayo tablets. This is because, as with all weight loss treatments, your body will need time to adjust to the new medication to avoid severe side effects. After you have taken 0.8mg for 30 days and are tolerating it well (not experiencing severe side effects), you will then increase your dose to 2.5mg.
How do I increase my Foundayo dose to 2.5mg?
After you have taken the 0.8mg dose for 30 days, you will then increase your dose to 2.5mg. Everyone on Foundayo (Orforglipron) tablets should increase their dose from 0.8mg to 2.5mg inline with the guidance in Foundayo's patient information leaflet (2).
To increase your dose, after you have finished your last tablet of the 0.8mg pack, you will simply start taking the 2.5mg dose the next day and take one tablet daily for the next 30 days. It is important to take one tablet daily without a gap to ensure your treatment is as effective as possible. If you get side-effects on the lowest strength please contact our Help Centre for further advice.
Do I need to increase my Foundayo dose beyond 2.5mg?
While you must increase your dose from 0.8mg to 2.5mg, it is not necessary to increase your dose beyond 2.5mg (2). Once you reach 2.5mg, any dose increases are flexible and you can decide whether you would like to increase your dose to 5.5mg.
You might consider increasing your dose if:
You have stopped losing weight at the 2.5mg dose
You would like to increase the amount of weight you lose to reach your goal weight
You may consider not increasing your dose if:
You are experiencing side effects at 2.5mg and need more time for your body to adjust
You are steadily losing weight at the current dose
You have reached your goal weight at your current dose
If you are experiencing severe side effects at any dose you can also drop down a dose to give your body more time to adjust to the medication. You can then increase again once your side effects have settled.
General guidance for how much weight is considered meaningful weight loss is 5% of your starting body weight over 3 months (3). If you are not steadily losing weight after 3 months, you can increase your dose if you wish. You can discuss this with our clinical team.
Advisory information
Discuss starting Foundayo with a medical professional if:
You've had pancreatitis before
You take insulin or a sulfonylurea for diabetes
You have severe digestive problems, such as food staying in your stomach much longer than normal (severe gastroparesis)
You have high blood pressure medication
You have gallbladder problems
You have an eye or vision condition linked to diabetes
You have surgery coming up where you'll be given a general anaesthetic
You have, or have had, severe heart failure (2)
Medications that may interact with Foundayo:
Medicines that may increase the level of Foundayo in your body:
Clarithromycin (an antibiotic)
Itraconazole or ketoconazole (used for fungal infections)
Ritonavir or telaprevir (used for viral infections)
Medicines that may reduce how well Foundayo works:
Carbamazepine or phenytoin (used for seizures/epilepsy)
Bosentan (used for high blood pressure in the lungs)
Efavirenz (used for viral infections)
Rifampicin (an antibiotic)
St. John's Wort (a herbal remedy sometimes used for low mood or anxiety) (2)
Medicines whose levels Foundayo may increase in your body:
Simvastatin or rosuvastatin (used to lower cholesterol)
Topotecan (used to treat certain cancers) (2)
Pregnancy and contraception:
You should not take Foundayo if you are pregnant, planning to become pregnant and should use contraception if you are taking Foundayo. If you are taking Foundayo and become pregnant, you should contact our clinical team immediately (2).
Foundayo may reduce the effectiveness of oral contraceptives. If you are using Foundayo, it is recommended to use a second barrier method like condoms for 30 days after you start Foundayo treatment and for 30 days after each dose increase (2).
Foundayo Starter Pack 0.8mg and 2.5mg reviews
How to use Foundayo Starter Pack 0.8mg and 2.5mg
The administration instructions for Foundayo are (2):
One tablet daily
Taken any time of the day
With or without food
Swallow the tablet whole
Do not break crush or chew the tablet
If you miss a dose of Foundayo, take it as soon as you remember. Do not exceed one tablet daily and do not double dose to make up for a missed dose. Always talk to our clinical team before stopping treatment. Never stop treatment without guidance.
Side effects of Foundayo Starter Pack 0.8mg and 2.5mg
It is possible that you may experience side effects from Foundayo as your body gets used to this new medication, however not everyone gets them.
Very common side effects of Foundayo (may affect 1 in 10 people) are (2):
Feeling sick (nausea)
Constipation
Diarrhoea
Indigestion
Being sick (vomiting)
Stomach (abdominal) pain
The most common side effects of Foundayo are digestive because Foundayo works on your gastrointestinal (digestive) system. These side effects typically subside after a while but if you continue to experience side effects, you can discuss your treatment options with our clinical team.
Common side effects of Foundayo (may effect 1 in 10 people) (2):
Low blood sugar and blood pressure
Dizziness
Quick pulse
Bloating
Burping
Acid reflux
Gas
Gallstones
Hair loss
Fatigue
Uncommon side effects of Foundayo (may affect up to 1 in 100 people) (2):
Low blood sugar when Foundayo is used without insulin or sulfonylurea
Unusual sense of taste
Unpleasant feeling when touched
If you experience any serious side effects like vision changes, severe stomach pain, severe constipation, allergic reactions, kidney problems or severe dehydration you should seek medical attention immediately (2).
You can find out more about Foundayo side effects and what to expect in our complete guide.
Report any unlisted side effects with the MHRA’s Yellow Card Scheme.
Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)
Foundayo Starter Pack 0.8mg and 2.5mg - Patient Information Leaflet
Wharton S, Aronne LJ, Stefanski A, Alfaris NF, Ciudin A, Yokote K, et al. Orforglipron, an oral small-molecule GLP-1 receptor agonist for obesity treatment. N Engl J Med. 2025;393(18):1796-1806. doi:10.1056/NEJMoa2511774.
Electronic Medicines Compendium. Foundayo 0.8 mg film-coated tablets — Patient Information Leaflet (PIL) [Internet]. Datapharm; 2026 [cited 2026 Aug 21].
National Institute for Health and Care Excellence. Obesity: identification, assessment and management. Clinical guideline [CG189] [Internet]. London: NICE; 2014 [cited 2026 Aug 21].
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Authored on August 20, 2026
Robert Bradshaw (Pharmacist) — MRPharms BSc(Hons) Pharmacy
Superintendent Pharmacist
GPhC Number: 2036118
Reviewed on August 21, 2026