This medication is typically used for pulmonary hypertension (a condition in which the pressure in the blood vessel leading from the heart to the lungs rises above normal levels).
This medication is typically used 3 times a day. However, your doctor or pharmacist may have suggested a different schedule that is more appropriate for you. Important: Follow the instructions on the label. Do not use more of this product, or more often, than prescribed.
It must be used regularly and continuously to maintain its beneficial effects. Be sure to keep an adequate supply on hand. To ensure effectiveness, avoid taking an antacid at the same time.
This medication may be taken with or without food.
In addition to its desired action, this medication may cause some side effects, notably:
Each person may react differently to a treatment. If you think this medication may be causing side effects (including those described here, or others), talk to your doctor or pharmacist. He or she can help you to determine whether or not the medication is the source of the problem.
As with most medications, this product should be stored at room temperature. Store it in a secure location where it will not be exposed to excessive heat, moisture or direct sunlight. Keep it out of reach of young children. Make sure that any leftover portion is disposed of safely.
Taking this medication during pregnancy may be harmful for the baby. Women of childbearing potential should use an effective contraceptive method during treatment and for several weeks after the end of it. Ask your healthcare professional for details.
This medication may interact with other medications or supplements, sometimes significantly. Many interactions, however, may be dealt with by a dosage adjustment or a change in medication schedule. Check with your pharmacist before using this medication in combination with any other medications (including non-prescription products), vitamins or natural products.
Blood donation is usually refused during this treatment.
It is important to tell the health professionals you consult: