Metz CH, Schroder AK, Overbeck S, Kahmann L, Plumakers B, Rink L
The FDA placed it in 503A Category 2 ("may present significant safety risks") in 2023, effectively barring compounding pharmacies from using it, then removed it from that category in April 2026 after nominators withdrew their submission, without adding it to the approved Category 1 compounding list
Upon binding, cagrilintide activates intracellular signaling cascades that reduce meal size, slow gastric emptying, and suppress postprandial glucagon release
In contrast, both CJC-1295 and tesamorelin function upstream by engaging the GHRH receptor, leading to increased growth hormone release and subsequent activation of the IGF-1 pathway