The FDA sent over 50 warning letters in September 2025 to companies doing it anyway
After 48 h, hybrid 24 and semaglutide were still active while exenatide and liraglutide showed no more significant activity
Over the last few years, several regulatory authorities, such as the FDA and EMA, reported the incidence of mood alterations, depressive symptoms, and even suicidal thoughts with the use of GLP-1 receptor agonists during the pharmacovigilance surveillance process, which raises the issue of their psychiatric safety [13,14,15]
& Hardie, D
Yes, but specifically in competitive sport AOD-9604 is prohibited under the World Anti-Doping Agencys Prohibited List (category S2, growth hormone fragments), which means athletes subject to WADA, USADA, or similar drug-testing programs cannot use it in any form