<chemical> 4-(acetylamino)-n-(2-(diethylamino)ethyl)benzamide. Major metabolite of procainamide. Its anti-arrhythmic action may cause cardiac toxicity in kidney failure. ... Pharmacological action: anti-arrhythmia agents. ... Chemical name: Benzamide, 4-(acetylamino)-N-(2-(diethylamino)ethyl)- ... (12 Dec 1998) ...