antiarrhythmic
/ˌæntiəˈrɪðmɪk/
adjective
- Used to treat or prevent an irregular heartbeat (arrhythmia).
- The doctor prescribed an antiarrhythmic drug to control her heart rate.
- Antiarrhythmic therapy can help patients with atrial fibrillation.
- Some antiarrhythmic medications have side effects that need monitoring.
noun
- A drug or substance that treats or prevents an irregular heartbeat.
- The cardiologist adjusted the dosage of the antiarrhythmic.
- Some antiarrhythmics work by blocking certain ion channels in heart cells.
- He takes an antiarrhythmic every day to keep his heart rhythm stable.