title: Clinical examination of the analgesic action of Lexir in internal diseases.
mesh_terms: D000328:Adult; D000368:Aged; D000700:Analgesics / Q000008:administration & dosage / Q000627:therapeutic use*; D004341:Drug Evaluation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000188:drug therapy; D010423:Pentazocine / Q000627:therapeutic use*
chemical_list: D000700:Analgesics; D010423:Pentazocine