Some possible complications include: Infection
Thondam SK, Cross A, Cuthbertson DJ, Wilding JP, Daousi C (2012) Effects of chronic treatment with metformin on dipeptidyl peptidase-4 activity, glucagon-like peptide 1 and ghrelin in obese patients with Type 2 diabetes mellitus
Is medication switching safe, or will I lose progress
Wende AR, Schell JC, Ha CM, Pepin ME, Khalimonchuk O, Schwertz H, Pereira RO, Brahma MK, Tuinei J, Contreras-Ferrat A, Wang L, Andrizzi CA, Olsen CD, Bradley WE, DellItalia LJ, Dillmann WH, Litwin SE, Abel ED (2020) Maintaining myocardial glucose utilization in diabetic cardiomyopathy accelerates mitochondrial dysfunction
Losing 20 kg of pure fat while maintaining all your muscle mass produces a dramatically different health outcome than losing 15 kg of fat and 5 kg of muscle
This is the strongest and most legitimate evidence category for the molecule