Ma'anar ƙamus na kalmar "maganin antiarrhythmic" yana nufin wani nau'in magani da ake amfani da shi don magance cututtukan zuciya, waɗanda suke da ƙananan bugun zuciya. Wadannan magunguna suna aiki ta hanyar ragewa ko daidaita motsin wutar lantarki a cikin zuciya, wanda zai iya taimakawa wajen hana ko sarrafa bugun zuciya mara kyau. Ana amfani da magungunan antiarrhythmic don magance yanayi irin su fibrillation, tachycardia na ventricular, da sauran nau'in arrhythmias. Ma’aikacin kiwon lafiya ne ya rubuta su galibi kuma ana iya sha su ta hanyoyi daban-daban, gami da kwaya, allurai, da jiko na cikin jini.