This medication is a vasodilator (it dilates the blood vessels). Typically, it is used to relieve angina (chest pain due to a heart condition). Its effects can be felt within a few minutes.
This medication must be easily accessible at any time.
Place the tablet under the tongue. Let it dissolve without chewing or swallowing it.
Use the medication at the first sign of an attack. Sit or lie down after using it. If you don't feel better within 5 minutes, you may use up to 2 more doses, each 5 minutes apart. If you are still not better after 3 doses, seek medical attention immediately.
Generally, this medication is used only as needed.
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.
To remain effective, this product must be kept in its original packaging. Do not transfer it to another container. 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.
Blood donation is usually refused during this treatment.
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.