See also How to Use section.

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

A product that may interact with this drug is: fingolimod.

Many drugs besides dronedarone may affect the heart rhythm (QT prolongation). Examples include amiodarone, disopyramide, dofetilide, flecainide, pimozide, procainamide, propafenone, quinidine, sotalol, among others.

Other medications can affect the removal of dronedarone from your body, which may affect how dronedarone works. Examples include azole antifungals (such as ketoconazole, itraconazole, voriconazole), cyclosporine, macrolide antibiotics (such as clarithromycin, erythromycin), nefazodone, HIV protease inhibitors (such as lopinavir), rifampin, ritonavir, St. John's wort, drugs used to treat seizures (such as carbamazepine, phenobarbital, phenytoin), telithromycin, among others.

Dronedarone can slow down the removal of other medications from your body, which may affect how they work. Examples of affected drugs include dabigatran, digoxin, domperidone, elacestrant, flibanserin, among others.