RCT: Metformin vs. insulin in gestational diabetes – metformin was associated better glycemic control, lower risk of hypoglycemia, and less maternal weight gain

MeDiGes Study. Metformin versus insulin in gestational diabetes: Glycemic control, and obstetrical and perinatal outcomes. Randomized prospective trial. – American Journal of Obstetrics & Gynecology (link to abstract – $ for full-text)

Related: Randomized trial tests metformin in women with type 2 diabetes in pregnancy AND Neonatal, infant, and childhood growth following metformin versus insulin treatment for gestational diabetes: A systematic review and meta-analysis – PLOS Medicine AND Case-Control Study: Metformin Exposure in First Trimester of Pregnancy is Not Associated with Congenital Anomalies