Adults: 1 cap daily, increasing to 1 cap every 12 hrs if necessary.
Elderly: Maximum of 1 cap daily or as directed by the physician.
Hypertension: Adults: 1 cap daily or 2 caps if required.
Elderly: 1 cap daily (maximum).
Angina: Adults: 1 cap daily or 2 caps daily if required. Patients can use additional nifedipine or prophylactic nitrate therapy.
Elderly: 1 cap once or twice daily.