title: Managing undesirable side effects and changes in pain severity.
mesh_terms: D000230:Adenocarcinoma / Q000503:physiopathology; D000293:Adolescent; D000700:Analgesics / Q000008:administration & dosage*; D003110:Colonic Neoplasms / Q000503:physiopathology; D004334:Drug Administration Schedule; D006801:Humans; D008297:Male; D010148:Intractable Pain / Q000188:drug therapy*
chemical_list: D000700:Analgesics