title: Diphenylhydantoin for steroid-induced muscle weakness.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D009135:Muscular Diseases / Q000139:chemically induced* / Q000188:drug therapy; D010672:Phenytoin / Q000627:therapeutic use*; D011239:Prednisolone / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D010672:Phenytoin; D011239:Prednisolone