Capsule, Liquid Filled Capsule, Long Acting Tablet
Your doctor will tell you how much of this medicine to use and how often. Your dose may need to be changed several times in order to find out what works best for you. Do not use more medicine or use it more often than your doctor tells you to.
It is best to take this medicine on an empty stomach.
Swallow the capsule or tablet whole; do not break, crush, or chew it.
While taking the extended-release form of this medicine, part of the tablet may pass into your stools after your body has absorbed the medicine. This is normal and is nothing to worry about.
If a dose is missed:
If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
There are many other medicines that can interact with nifedipine. Make sure your doctor knows about ALL other medicines you are using. This includes over-the-counter medicines that can increase your blood pressure (such as diet pills, cold and allergy medicines, or asthma medicines).
Do not drink alcohol while you are using this medicine.
Do not eat grapefruit or drink grapefruit juice while you are using this medicine.