Insulin is classified as category B in pregnancy.Insulin glargine (Lantus), an insulin analog which is suitable for once-daily dosing, is classified as category C
The sulfonylureas are classified as category C during pregnancy, based on animal studies, although glyburide has not shown any harm to the fetus and is classified as category B.
The drugs are classified as pregnancy category C, based on evidence of inhibition of fetal growth in rats given more than four times the normal human dose.
Currently, no antidepressant medications are classified in pregnancy category B. Wellbutrin (bupropion) is the only antidepressant that was classified by the FDA in pregnancy category B, in the past....