Pregnant or breastfeeding women
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The mechanistic story is appealing: a peptide produced by the brain during deep sleep that could, in theory, signal sleep onset and delta-wave generation
Quantitative regulation of intracellular endothelial nitric-oxide synthase (eNOS) coupling by both tetrahydrobiopterin-eNOS stoichiometry and biopterin redox status: insights from cells with tet-regulated GTP cyclohydrolase I expression
J Pharmacol Sci 95:1926 Prkacin I, Separovic J, Aralicia G, Perovic D, Gjurasin M, Lovric-Bencic M, Stancic-Rokotov D, Staresinic M, Anic T, Mikus D et al (2001) Portal hypertension and liver lesions in chronically alcohol drinking rats prevented and reversed by stable gastric pentadecapeptide BPC 157 (PL-10, PLD-116), and propranolol, but not ranitidine
What sets TRIUMPH-4 apart from early testing on drugs like Ozempic, Wegovy, Mounjaro and Zepbound is that participants were diabetes-free