title: A COMPARATIVE EVALUATION OF CONSTIPATIVE ACTIVITY OF NARCOTIC ANALGESICS.
mesh_terms: D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics; D003248:Constipation; D009294:Narcotics; D010600:Pharmacology; D051381:Rats; D012106:Research; D014116:Toxicology
chemical_list: D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics; D009294:Narcotics
keywords: ANALGESICS AND ANTIPYRETICS; CONSTIPATION; EXPERIMENTAL LAB STUDY; NARCOTICS; PHARMACOLOGY; RATS; TOXICOLOGIC REPORT