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McCann JC, Hudes M, Ames BN

GLP-1 medications have renewed focus on the science behind medical weight loss, but experts say medication alone is not enough for lasting change

A drug candidate approved on this basis is subject to rigorous post-marketing compliance requirements, including the completion of Phase 4 or post-approval clinical trials to confirm the effect on the clinical endpoint

10.1016/s0028-3908(98)00141-5 233 PanL.XieW.FuX.LuW.JinH.LaiJ.et al (2021)

It is just diluted in 2cc (most likely 2ml not cc) of solvent

Figure 28: Photograph of the gastrointestinal researchers at Bispebjerg Hospital in 1975, credit: Figure 1.3.3, Holst 2024