This medication is a vasodilator (it dilates the blood vessels). Typically, it is used for the prevention of angina (chest pain due to a heart condition) or to assist with coronary aortic bypass surgery. It may also be used for the prevention of blood clots or to assist in the treatment of heart attacks. Even though you may not feel its effects, this medication takes effect after a few days.
This medication is typically used 3 times a day. However, your 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. If you forget a dose, take it as soon as you remember -- unless it is almost time for your next dose. In that case, skip the missed dose. Do not double the next dose to catch up.
This medication may irritate the stomach, and should be taken with food. It is best to avoid coffee, spicy food or alcohol.
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 health care professional. 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. Make sure that any leftover portion is disposed of safely.
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.
When meeting with any health professional, it is important for you to share the following information:
It is also strongly recommended that you keep an up-to-date list of all the medications you take and carry it with you at all times. This could be useful if you have to see a health professional or need emergency care.
Keep all your medications out of the reach of children and pets and return any unused or expired medications to the pharmacy for proper disposal.