Arythmol

What is it?

A class I antiarrhythmic drug used to treat disturbances of heart rhythm. Arythmol contains propafenone hydrochloride and is available in tablets of two strengths (150 and 300mg) which are white, scored and film-coated.

Medical Uses

Treatment and prevention of ventricular arrhythmias.

Dosage

Adults, 150mg 3 times daily in first instance, gradually increasing at 3-day intervals to 300mg twice a day. Maximum dose is 300mg 3 times a day.

Special Care

Patients with heart failure or who are fitted with pacemakers, those with liver or kidney disorders, elderly persons.

Avoid Use

Children, pregnant women, some particular forms of heart rhythm disturbance, patients with uncontrolled congestive heart failure, electrolyte balance disturbances, obstructive lung disease, severe hypotension, myasthenia gravis.

Possible Drug and Food Interactions

Other class I antiarrhythmic drugs, myocardial (heart muscle) depressant drugs, warfarin, digoxin, cimetidine rifampicin, propranolol, metoprolol, theophylline, cyclosporin, tricyclic and similar antidepressants.

Known Side Effects

Gastrointestinal upset including constipation, diarrhoea, vomiting, nausea, unpleasant bitter taste, fatigue, headache, allergic skin rashes, disturbances of heart rhythm, dizziness.

Manufacturer

Abbott.