Treatment of recurrent aphthous ulcerations.
D005494:Folic Acid Deficiency / Q000188:drug therapy; D006801:Humans; D000090463:Iron Deficiencies; D007978:Levamisole / Q000627:therapeutic use; D012008:Recurrence; D013281:Stomatitis, Aphthous / Q000188:drug therapy*; D013752:Tetracycline / Q000627:therapeutic use; D014806:Vitamin B 12 Deficiency / Q000188:drug therapy
D007978:Levamisole; D013752:Tetracycline