Reduce semaglutide dose back to 0.25 mg to improve tolerance
Table of Contents What Is Retatrutide and Its Current Development Status in the UK Risks of Sourcing Unregulated Peptides Online MHRA Guidance on Unlicensed Weight Loss Treatments Approved Alternatives Available Through NHS and Private Clinics How to Speak to a UK Doctor About Emerging Weight Loss Options Scientific References Frequently Asked Questions What Is Retatrutide and Its Current Development Status in the UK Retatrutide is an investigational triple incretin receptor agonist (GLP-1, GIP, and glucagon) developed by Eli Lilly that remains in Phase 3 trials and holds no MHRA marketing authorisation as of mid-2025
There is growing evidence that GLP-1-receptor agonist (GLP-1-RA) use in patients who regained weight after bariatric surgery has resulted in significant weight loss
Comparing semaglutide to other interventions Semaglutide produces weight loss comparable to older weight loss peptides and medications but with better tolerability and lower discontinuation rates
These did not help with the side effect of constipation, which also goes along with GLP1s
This experience translates to better side effect management, more effective dosing strategies, and improved patient outcomes