What is the value of calcium antagonists for ventricular tachycardia?
D001145:Arrhythmias, Cardiac / Q000503:physiopathology; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D005082:Physical Exertion; D013610:Tachycardia / Q000503:physiopathology; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology; D014700:Verapamil / Q000494:pharmacology / Q000627:therapeutic use*
D014700:Verapamil