Many classes of common antibiotics, such as macrolides, quinolones, tetracyclines, sulfonamides and metronidazole, were associated with an increased risk of miscarriage in early pregnancy, according to a new study published in CMAJ (Canadian Medical Association Journal).

Many classes of common antibiotics, such as macrolides, quinolones, tetracyclines, sulfonamides and metronidazole, were associated with an increased risk of miscarriage in early pregnancy, according to a new study published in CMAJ (Canadian Medical Association Journal).