A controlled stud of codeine, dextro propoxyphene and Ro 4-1778/1.
D000700:Analgesics; D018712:Analgesics, Non-Narcotic / Q000628:therapy*; D058633:Antipyretics; D003061:Codeine; D011431:Dextropropoxyphene
D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics; D011431:Dextropropoxyphene; D003061:Codeine
ANALGESICS AND ANTIPYRETICS/therapy