title: Three cases of prurigo pigmentosa.
mesh_terms: D003622:Dapsone / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010859:Pigmentation Disorders / Q000175:diagnosis / Q000188:drug therapy; D011536:Prurigo / Q000175:diagnosis / Q000188:drug therapy*; D012008:Recurrence; D013420:Sulfamethoxazole / Q000627:therapeutic use*
chemical_list: D003622:Dapsone; D013420:Sulfamethoxazole