Recurrent anaphylaxis caused by a misidentified drug.
D000707:Anaphylaxis; D001205:Ascorbic Acid / Q000627:therapeutic use; D004342:Drug Hypersensitivity / Q000209:etiology*; D006801:Humans; D007049:Iatrogenic Disease; D008297:Male; D008508:Medication Errors; D008875:Middle Aged; D010400:Penicillin G / Q000009:adverse effects*; D012882:Skin Tests; D014581:Urticaria / Q000139:chemically induced
D001205:Ascorbic Acid; D010400:Penicillin G