Oxymorphone re-evaluated. The addition of a respiratory antagonist.
D000700:Analgesics; D000773:Anesthesia, Obstetrical; D005260:Female; D006801:Humans; D008614:Meperidine; D010111:Oxymorphone; D011247:Pregnancy
D000700:Analgesics; D008614:Meperidine; D010111:Oxymorphone