1. antiarrhythmic - Noun
2. antiarrhythmic - Adjective
a drug used to treat an abnormal heart rhythm
Source: WordNetFirst, the success rate of the procedure, while reasonably good, is not measurably better than it is with antiarrhythmic drugs—at least, not after a single ablation procedure. Source: Internet
The treatment of PVCs would be easy if we had antiarrhythmic drugs (drugs that treat cardiac arrhythmias) that were both safe and effective at getting rid of PVCs. Source: Internet
Anticonvulsant effect: 10–20 µg/mL; Antiarrhythmic effect: 10–20 µg/mL * Avoid giving intramuscular formulation unless necessary due to skin cell death and local tissue destruction. Source: Internet