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Rythmol SR Dosage

Generic name: propafenone
Brand names: Rythmol, Rythmol SR
Drug class: Group I antiarrhythmics

Medically reviewed by  A Ras MD.


 Recommended Adult Dosing

Dosage forms:  ER CAP: 225 mg, 325 mg, 425 mg

Paroxysmal atrial fibrillation/flutter prevention

[225-425 mg PO q12h]
Start: 225 mg PO q12h; may incr. to 325 mg PO q12h, then 425 mg PO q12h in >5 day intervals; Info: do not open cap

Renal dosing

[no adjustment]
renal impairment: no adjustment
HD/PD: no adjustment; no supplement

Hepatic dosing

[not defined]
hepatic impairment: consider decr. dose



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