Abbreviations:
Area under the curve, AUC; Cytochrome P450, CYP450; Dipeptidylpeptidase-4, DPP-4; European Medicines Agency, EMA; GLP-1, glucagon-like peptide-1; GLP-1 receptor agonists, GLP-1 RAs; GIP, glucose-dependent insulinotropic polypeptide; Korea Food and Drug Administration, KFDA; Maximum concentration, Cmax; New Drug Application, NDA; Pharmaceuticals and Medical Devices Agency, PMDA; Structure–activity relationship, SAR; Trough plasma concentrations, Ctrough; Time to peak, tmax; Type 1 diabetes mellitus, T1DM; Type 2 diabetes mellitus, T2DM; U.S. Food and Drug Administration, FDA.