title: Treatment of psoriasis: comparative study using allantoin coal tar extract combined with hydrocortisone and betamethasone valerate.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000481:Allantoin / Q000627:therapeutic use*; D001623:Betamethasone / Q000031:analogs & derivatives*; D001624:Betamethasone Valerate / Q000627:therapeutic use*; D003033:Coal Tar / Q000627:therapeutic use*; D004338:Drug Combinations; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000188:drug therapy*
chemical_list: D004338:Drug Combinations; D000481:Allantoin; D003033:Coal Tar; D001623:Betamethasone; D001624:Betamethasone Valerate; D006854:Hydrocortisone