Nifedipine by AA Pharma
In this drug factsheet:DIN (Drug Identification Number)
|00755907 ||NIFEDIPINE 10 MG CAPSULE|
|00725110 ||NIFEDIPINE 5MG CAPSULE|
How does this medication work? What will it do for me?
Nifedipine belongs to the class of medications called calcium channel blockers
. It is used to treat high blood pressure
(chest pain brought on by exercise or stress). It works to control blood pressure and reduce the number of angina attacks by relaxing blood vessels. The immediate-acting form of nifedipine is also used to treat coronary spasm
, the sudden constriction of the coronary artery in the heart.
This medication may be available under multiple brand names and/or in several different forms. Any specific brand name of this medication may not be available in all of the forms or approved for all of the conditions discussed here. As well, some forms of this medication may not be used for all of the conditions discussed here.
Your doctor may have suggested this medication for conditions other than those listed in these drug information articles. If you have not discussed this with your doctor or are not sure why you are taking this medication, speak to your doctor. Do not stop taking this medication without consulting your doctor.
Do not give this medication to anyone else, even if they have the same symptoms as you do. It can be harmful for people to take this medication if their doctor has not prescribed it.
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How should I use this medication?
The usual starting dose for treatment of high blood pressure or angina is 20 mg to 30 mg of a long-acting formula of nifedipine (extended release tablets, XL tablets, or PA tablets) once daily. The maximum recommended daily dose is 90 mg.
For the extended-release tablets, or XL tablets, the recommended doses range from 20 mg to 90 mg once daily.
For the PA tablets, the recommended doses range from 10 mg to 40 mg twice daily.
For capsules (immediate-release form), the recommended doses range from 5 mg to 20 mg three or four times daily.
Nifedipine may be taken with or without food. The long-acting forms of the medication should be swallowed whole and should not be bitten or divided. Dosage is based on individual tolerance and response, and should be started at a low dose. Higher doses (e.g., 60 mg or 90 mg) are not recommended for initial treatment. Higher doses should be used for treatment once the dose has been stabilized.
Many things can affect the dose of a medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.
It is important to take this medication exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you are not sure what to do after missing a dose, contact your doctor or pharmacist for advice.
Store this medication at room temperature, protect it from light and moisture, and keep it out of the reach of children.
Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.
What form(s) does this medication come in?
Each mustard-coloured, opaque, soft gelatin capsule, imprinted "5" contains nifedipine 5 mg.
Each mustard-coloured, opaque, soft gelatin capsule, imprinted "10" contains nifedipine 10 mg.
Who should NOT take this medication?
Do not take nifedipine if you:
- are allergic to nifedipine or any ingredients of the medication
- are breast-feeding
- are or may become pregnant
- have very low blood pressure or are in shock
- are in the period immediately following a heart attack (applies to the immediate-release form of nifedipine)
- have a Kock pouch (ileostomy after a proctocolectomy)
- are taking the medication rifampicin