Uses | • atrial fibrillation |
Contraindications, drug interactions or cautions | Contraindications • severe sinus-node dysfunction causing marked sinus bradycardia, second- and third- degree heart block Drug interactions • antiarrhythmic agents (Class Ia), azithromycin, beta blockers, calcium channel blockers, cardiac glycosides, fosphenytoin, HMG-CoA reductase inhibitors, warfarin |
Adverse Effects (common and severe) | • nausea • vomiting • malaise • visual disturbances • hypotension • bradycardia • ataxia • dizziness • involuntary movement |
Instructions and dose (initial; typical) | 600 to 800 mg daily in divided doses, then 200 mg daily as maintenance |
Monitoring | • blood pressure • ECG • chest x-ray • pulmonary function tests • liver function tests • thyroid function tests |
Source of Suggestion | Commonly prescribed medication (Added on August, 2016) |