The actions of ambonestyl [N(2-diethylaminoethyl)-isonicotinamide] and quinidine on isolated rabbit atria.
D000818:Animals; D000889:Anti-Arrhythmia Agents / Q000494:pharmacology*; D006325:Heart Atria; D009536:Niacinamide; D011802:Quinidine; D011817:Rabbits
D000889:Anti-Arrhythmia Agents; D009536:Niacinamide; C027681:isonicotinamide; D011802:Quinidine
MYOCARDIAL DEPRESSANTS/pharmacology