Remember, by keeping your blood pressure low, you're protecting yourself against having a heart attack or stroke in the future. Yes, you can drink alcohol with nifedipine. However, drinking alcohol can increase the blood pressure-lowering effect of nifedipine, which can make you feel dizzy or light-headed.
If this happens to you, it's best to stop drinking alcohol while you're taking it. Do not eat grapefruit or drink grapefruit juice. This is because grapefruit can make the side effects of nifedipine worse.
Eating well can help if you have high blood pressure or heart failure. There are several other calcium channel blockers which work in the same way as nifedipine. They include amlodipine , felodipine , lacidipine and lercanidipine. There are also lots of other types of medicines to lower your blood pressure. They work in a different way to calcium channel blockers and include:. If you can't take nifedipine or other calcium channel blockers because of side effects, you may be able to switch to another medicine.
Your doctor will advise which one is best for you depending on your age, ethnicity and medical history. There are other calcium channel blockers, such as diltiazem and verapamil, which are used for angina.
There are also other medicines for angina which work in a different way. They include:. Nifedipine is the medicine that's normally used to treat Raynaud's phenomenon and chilblains. Sometimes a doctor will prescribe other medicines, including angiotensin converting enzyme ACE inhibitors.
There are some other possible uses of nifedipine. It's sometimes used as a treatment for:. If you're not sure why you're taking nifedipine, or whether it's the right medicine for you, speak to your doctor or pharmacist. However, some types of hormonal methods of contraception, like the combined pill and contraceptive patch , are not usually recommended for women with high blood pressure.
Talk to your doctor if you're taking combined hormonal contraceptives. There's no clear evidence to suggest that taking nifedipine will reduce fertility in either men or women. If you're trying for a baby, or having problems conceiving while on nifedipine, then speak to your doctor.
Nifedipine can make some people feel dizzy. If this happens to you, do not drive a car, ride a bike, or use tools or machinery until you feel better. You can boost the health of your heart by making some key lifestyle changes. These will also help if you have high blood pressure or angina. Page last reviewed: 18 December Next review due: 18 December Nifedipine On this page About nifedipine Key facts Who can and cannot take nifedipine How and when to take it Side effects How to cope with side effects Pregnancy and breastfeeding Cautions with other medicines Common questions.
About nifedipine Nifedipine is a medicine used to treat high blood pressure. The medicine is only available on prescription. Help us improve our website Can you answer a quick question about your visit today? Nifedipine lowers your blood pressure and makes it easier for your heart to pump blood around your body. The most common side effects include headache, flushing, constipation, feeling tired and swollen ankles. These usually improve after a few days of treatment. Do not eat grapefruit or drink grapefruit juice while you're taking nifedipine.
It can make side effects worse. Nifedipine is not suitable for some people. To make sure nifedipine is safe for you, tell your doctor if you: have had an allergic reaction to nifedipine or any other medicine in the past are trying to get pregnant, are already pregnant or you are breastfeeding have liver disease have any heart problems other than high blood pressure , including a recent heart attack , heart failure or unstable angina have diabetes.
Dosage Your dose of nifedipine depends on why you need the medicine and what kind your doctor has prescribed. Depending on why you're taking nifedipine, the usual starting dose is: short acting capsules or liquid: 5mg 3 times a day every 8 hours long acting tablets or capsules: 10mg twice a day every 12 hours or 20 to 30mg once a day every 24 hours, preferably in the morning If a doctor prescribes it for your child, the dose will usually be lower.
Will my dose go up or down? The usual maximum doses of nifedipine are: short acting capsules or liquid: 20mg 3 times a day total of 60mg a day long acting capsules or tablets: 40mg twice a day or 90mg once a day total of 80mg or 90mg a day How to take it Take your nifedipine capsule or tablet as soon as you've taken it out of the blister pack. Important Take nifedipine even if you feel well, as you will still be getting the benefits of the medicine.
What if I forget to take it? If you forget to take a dose and you usually take nifedipine: 3 times a day: leave out that dose and take your next dose at the usual time. In this case leave out the missed dose and take your next dose at the usual time. Never take a double dose to make up for a forgotten one.
What if I take too much? Common side effects These common side effects happen in more than 1 in people. Talk to your doctor or pharmacist if the side effects bother you or last for more than a few days: headaches dizziness flushing a pounding heartbeat swollen ankles constipation Serious side effects Serious side effects after taking nifedipine are rare and happen in less than 1 in 1, people.
Stop taking nifedipine and tell a doctor straight away if you get: yellow skin or the whites of your eyes turn yellow — these can be signs of liver problems chest pain that is new or worse — this side effect needs to be checked out as chest pain is a possible symptom of a heart attack Serious allergic reaction In rare cases, it's possible to have a serious allergic reaction anaphylaxis to nifedipine.
Information: You can report any suspected side effect using the Yellow Card safety scheme. Visit Yellow Card for further information. What to do about : headaches — make sure you rest and drink plenty of fluids. Do not drink too much alcohol.
Ask your pharmacist to recommend a painkiller for a headache. Paracetamol is safe to take with nifedipine. Headaches should usually go away after the first week of taking nifedipine.
Talk to your doctor if they last longer than a week or are severe. It might help to keep the room cool and use a fan. You could also spray your face with cool water or sip cold or iced drinks. The flushing should go away after a few days, so try to carry on taking nifedipine for this time.
If it does not go away or is causing you problems, contact your doctor. It might also help to cut down on alcohol, smoking, caffeine and big meals as these can make the problem worse.
If you are still having problems after a week or so speak to your doctor as they may need to change you to a different type of medicine. Try to exercise regularly , for example by going for a daily walk or run. It's ok to occasionally use a laxative. Nifedipine and breastfeeding Small amounts of nifedipine may get into breast milk, but it's generally considered safe for breastfeeding mothers and babies. Non-urgent advice: Tell your doctor if you're:. Accessed 12 Nov.
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