title: Penicillin-induced leukopenia.
mesh_terms: D000328:Adult; D000380:Agranulocytosis / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009503:Neutropenia / Q000139:chemically induced*; D010406:Penicillins / Q000009:adverse effects*
chemical_list: D010406:Penicillins