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Propafenone hydrochloride

Propafenone hydrochloride






Propafenone hydrochloride is a sodium channel blocker belonging to class I (C) antiarrhythmic agents. Only sodium channels (modulate the transmission of stimulus) in the heart are blocked, resulting in the effect against atrial fibrillation. The action potential duration is hardly changed; however it works similar by structure similarities with the two active substances Lidocain and Chinidin).



C21H27NO3 • HCl

Molecular weight

377.91 g/mol

Molecular size


Controlled Substance





Cardiac therapy

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Marius Hang

Marius Hang

International Division
Director API Export

Midas Pharma GmbH
Rheinstr. 49
55218 Ingelheim
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