In utero exposure to antibiotics and risk of congenital malformations: a population-based study

Background Antibiotics are commonly prescribed during pregnancy. Although the safety of most penicillins is well established, some controversy and uncertainty are associated with the use of other commonly prescribed antibiotics. Objective To determine the risk of congenital malformations following first-trimester in utero exposure to 10 commonly prescribed antibiotics in Denmark. Materials and Methods This was a cohort study comprising all...