Meptazinol.
D000773:Anesthesia, Obstetrical; D000818:Animals; D001049:Apnea / Q000517:prevention & control; D001381:Azepines / Q000008:administration & dosage / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008614:Meperidine / Q000008:administration & dosage; D008621:Meptazinol / Q000008:administration & dosage / Q000627:therapeutic use; D011247:Pregnancy
D001381:Azepines; D008621:Meptazinol; D008614:Meperidine