For Hypertension: 100mg Tablet: Initial dose of 1 tablet daily, increased weekly according to the response of the patient to 4 tablets, can be taken as single daily dose or twice daily or as prescribed by the physician.
Usual maintenance dose is 1 to 2 tablets daily taken with or immediately following a meal. Or as prescribed by the physician.
For Angina Pectoris: 50mg Tablet: 1 to 2 tablets 2 or 3 times daily, or as prescribed by the physician.
For Cardiac Arrythmias: 50mg Tablet: 1 tablet to be taken 2 or 3 times daily, increased if necessary to 6 tablets daily in divided doses or as prescribed by the physician.