AM-1638 exhibits moderate cross-species plasma clearance and volume of distribution, resulting in plasma half-lives suitable for evaluation of its antidiabetic properties in mouse, rat, and cynomologus monkey. Moreover, oral administration of full agonist AM-1638 demonstrates excellent oral bioavailability (mouse, >100%; rat, 72%; and cyno, 71%). AM-1638
exhibits antidiabetic activity in BDF/DIO mice.