Vitamin C as placebo.
Ball
D R
DR
D000771:Anesthesia, Intravenous; D018686:Anesthetics, Intravenous / Q000008:administration & dosage; D001205:Ascorbic Acid / Q000008:administration & dosage* / Q000494:pharmacology; D001416:Back Pain / Q000517:prevention & control; D004338:Drug Combinations; D006801:Humans; D018482:Muscle, Skeletal / Q000187:drug effects; D010149:Postoperative Pain / Q000517:prevention & control; D010612:Pharyngitis / Q000517:prevention & control; D010919:Placebos; D015742:Propofol / Q000008:administration & dosage; D013874:Thiopental / Q000008:administration & dosage
D018686:Anesthetics, Intravenous; D004338:Drug Combinations; D010919:Placebos; D013874:Thiopental; D001205:Ascorbic Acid; D015742:Propofol