title: Severe cerebral confusion produced by prajmalium bitartrate.
mesh_terms: D000368:Aged; D000404:Ajmaline / Q000009:adverse effects / Q000031:analogs & derivatives*; D000889:Anti-Arrhythmia Agents / Q000009:adverse effects*; D003072:Cognition Disorders / Q000139:chemically induced*; D003221:Confusion / Q000139:chemically induced*; D006801:Humans; D008297:Male; D000644:Quaternary Ammonium Compounds / Q000009:adverse effects
chemical_list: D000889:Anti-Arrhythmia Agents; D000644:Quaternary Ammonium Compounds; D000404:Ajmaline