propafenone - oral, Rythmol (cont.)
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.Many drugs besides propafenone may affect the heart rhythm (QT prolongation), including amiodarone, dofetilide, flecainide, pimozide, procainamide, quinidine, sotalol, macrolide antibiotics (such as erythromycin), and certain quinolone antibiotics (such as sparfloxacin), among others. (See also Precautions section.)Other medications can affect the removal of propafenone from your body, which may affect how propafenone works. Examples include desipramine, ketoconazole, orlistat, phenobarbital, phenytoin, rifampin, and ritonavir, among others.Propafenone can slow down the removal of other medications from your body, which may affect how they work. Examples of affected drugs include cyclosporine, digoxin, imipramine, metoprolol, propranolol, theophylline, venlafaxine, warfarin, among others.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
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