Promethazine, an adjunct to preoperative medication.
D000758:Anesthesia; D000776:Anesthesiology; D006634:Histamine H1 Antagonists / Q000627:therapeutic use*; D006801:Humans; D011398:Promethazine
D006634:Histamine H1 Antagonists; D011398:Promethazine
ANESTHESIA; ANTIHISTAMINICS/therapeutic use