does tirzepatide make you lose muscle Is Causing Loss? Inside the SURMOUNT-1 Sub-Study | Dr. Dan Does Tirzepatide Affect Libido and

These proteins slide past each other to make the muscle contract or relax

Endocrine Reviews, 21(5), 579-607

If you are caring for someone with this condition, please ensure an MHRA yellow card is completed

In April 2025 Pfizer was forced to discontinue a clinical trial with one of its experimental GLP-1 medicines to treat obesity due to potential drug induced liver injury found in one of the participants

ONeil et al., 2018

Phase 2 trial data published in the New England Journal of Medicine in 2023 generated considerable interest, though retatrutide has not yet received MHRA or EMA marketing authorisation and remains unavailable through NHS or regulated private prescribing pathways