On 14 January 2026, the General Pharmaceutical Council published an updated inspection framework, including specific guidance relating to weight-loss medications, online pharmacies, prescribing and incentives
Each category evaluates a different dimension of the two peptides
In phase 2 trials, retatrutide patients lost approximately 24% of their initial weight and experienced a 1.7 to 2% decrease in A1C, which is an indicator of blood sugar levels
Cavernous artery flow and end-diastolic velocity were normal: peak systolic velocity = 98 cm/seconds on the right and 96 cm/seconds on the left
Reduced FDG-PET signal, often cited as metabolic failure, mostly reflects structural degeneration: neuronal loss, dendritic retraction, and cytoarchitectural collapse
Each domain denatures independently under thermal or oxidative stressa single broken bond eliminates an entire receptor pathway, not just weakens overall function