Preoperative sedation in tonsillectomy.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D001463:Barbiturates; D006801:Humans; D059408:Pain Management; D011300:Preoperative Care; D011398:Promethazine; D014068:Tonsillectomy
D001463:Barbiturates; D011398:Promethazine
BARBITURATES/anesthesia and analgesia; PREOPERATIVE CARE; PROMETHAZINE/anesthesia and analgesia; TONSILLECTOMY/anesthesia and analgesia