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If you can buy it without a prescription, its not an actual GLP-1 drug, Alan said

In a head-to-head trial against semaglutide (the SURPASS-2 trial), tirzepatide produced significantly greater weight loss, with participants taking the highest dose of tirzepatide losing an average of 11.2 kg (24.7 lbs), compared to 5.7 kg (12.5 lbs) for those taking semaglutide 1 mg

That matters because weight loss does not necessarily equate to better health, especially if too much of that loss comes from the muscle

Semaglutide is one of the most widely prescribed GLP-1 medications for chronic weight management

Marzook, A., Tomas, A

In the UK, testosterone is prescribed through NHS endocrinology, urology, or sexual health services, as well as via regulated private clinics, for individuals with confirmed hypogonadism or as part of gender-affirming care (the latter being off-label and requiring specialist oversight)