- Prophylactic treatment of Angina crisis
- Adjunctive treatment of left or general heart failure
- Hypersensitivity to any of the drug components
- Concomitant use of Sildenafil
Headache and Orthostatic hypotension
Dosage and Administration:
- Initial dose: it ranges from 20mg 2-3 times per day to 40 mg 2-3 times per day every 8 to 12 hours
- Maintenance dose: adjusted to the response of each patient.
Boxes of 20 or 30 or 50 capsules.