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Group I antiarrhythmics

What are Group I antiarrhythmics?

Group 1 antiarrhythmics: Sodium-channel blockers, which block the fast sodium channels, thereby slowing electrical conduction in the heart.

List of Group I antiarrhythmics

View by  Brand | Generic
Drug Name Avg. Rating Reviews
quinidine systemic (Pro)
8.5
2 reviews
propafenone systemic (Pro)
8.0
71 reviews
disopyramide systemic (Pro)
7.9
7 reviews
phenytoin systemic (Pro)
7.5
111 reviews
flecainide systemic (Pro)
7.4
173 reviews
mexiletine systemic (Pro)
6.2
12 reviews
lidocaine systemic (Pro)
5.4
21 reviews
tocainide systemic
No reviews
procainamide systemic (Pro)
No reviews
For ratings, users were asked how effective they found the medicine while considering positive/adverse effects and ease of use (1 = not effective, 10 = most effective).

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.