title: Asystole after verapamil.
mesh_terms: D000083:Acetanilides / Q000009:adverse effects; D000319:Adrenergic beta-Antagonists / Q000009:adverse effects; D000605:Amino Alcohols / Q000009:adverse effects; D001145:Arrhythmias, Cardiac / Q000139:chemically induced*; D004344:Drug Incompatibility; D006801:Humans; D014700:Verapamil / Q000009:adverse effects*
chemical_list: D000083:Acetanilides; D000319:Adrenergic beta-Antagonists; D000605:Amino Alcohols; D014700:Verapamil