1. relating to or used to treat an abnormal heartbeat or cardiac arrhythmia
Usage: medical/pharmacological term

1. a drug or medication that prevents or corrects an irregular heartbeat
Usage: medical/pharmacological term

Examples

• The cardiologist prescribed an antiarrhythmic medication to stabilize the patient's heart rhythm.
• Antiarrhythmic drugs work by slowing electrical signals in the heart.
• The patient responded well to antiarrhythmic therapy after the initial diagnosis.
• Several classes of antiarrhythmics are available, each with different mechanisms of action.
• The doctor adjusted the antiarrhythmic dosage based on the patient's response.
• Antiarrhythmic treatment helped prevent dangerous irregular heartbeats.