The next wave will define it
Sorli C, Harashima S-I, Tsoukas GM et al (2017) Efficacy and safety of once-weekly semaglutide monotherapy versus placebo in patients with type 2 diabetes (SUSTAIN 1): a double-blind, randomised, placebo-controlled, parallel-group, multinational, multicentre phase 3a trial
" No membership or hidden fees - Everything you need is included " - describes the brand's pricing model intent
Int J Dev Neurosci 37:5257 Furukawa S, Yang L, Sameshima H, Ikenoue T (2014) Repetitive administration of acetylcholine receptor agonist rescues brain inflammation and brain damage after hypoxia-ischemia in newborn rat
There isn't a lot of research on the health effects of periodic use, though other studies show weight regain after stopping GLP-1s is faster compared to other diets that focus on behavior changes