title: Letter: Treatment of acne vulgaris and rosacea.
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D000287:Administration, Topical; D001205:Ascorbic Acid / Q000008:administration & dosage / Q000627:therapeutic use; D006801:Humans; D009536:Niacinamide / Q000008:administration & dosage / Q000627:therapeutic use; D011736:Pyridoxine / Q000008:administration & dosage / Q000627:therapeutic use; D012256:Riboflavin / Q000008:administration & dosage / Q000627:therapeutic use; D012393:Rosacea / Q000188:drug therapy*; D013752:Tetracycline / Q000008:administration & dosage / Q000627:therapeutic use
chemical_list: D009536:Niacinamide; D013752:Tetracycline; D011736:Pyridoxine; D001205:Ascorbic Acid; D012256:Riboflavin