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Proper Use Drug information provided by: IBM Micromedex In addition to the use of this medicine, treatment for your high blood pressure may include weight control and changes in the types of foods you eat, especially foods high in sodium salt. Thank you for Subscribing Our Housecall e-newsletter will keep you up-to-date on the latest health information.
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However, because drugs interact differently in each person, we cannot guarantee that this information includes all possible interactions.
Always speak with your healthcare provider about possible interactions with all prescription drugs, vitamins, herbs and supplements, and over-the-counter drugs that you are taking. Taking it again could be fatal. Symptoms of an allergic reaction include:.
Tell your doctor about all of your allergies before starting this medication. Taking it again could be fatal cause death. Talk to your doctor before using alcohol while taking this medication. If you drink alcohol while taking carvedilol, your blood pressure may decrease to levels that are lower than normal. This can be dangerous. A single dose of carvedilol can be fatal in people with asthma.
This may lead to serious side effects, such as dangerously low blood pressure or slow heart rate. For people with low blood pressure: Carvedilol can cause dangerously low blood pressure that may cause you to lose consciousness.
This drug can affect not only your heart but also your lungs. Its effects in your lungs can lead to tightened airways, making it difficult for you to breathe. For people with diabetes: Carvedilol can cause low blood sugar hypoglycemia and delay how long it takes for your blood sugar to return to normal. It may also mask the signs of low blood sugar. Use this drug with caution if you have diabetes, especially if you take insulin or other diabetes drugs that can cause low blood sugar.
If you have diabetes and are taking this medication for heart failure, it may increase your blood sugar levels.
This drug can make your symptoms worse. For people with kidney problems: Carvedilol can worsen your kidney function if you have heart failure. Your doctor will monitor your kidney function and may lower your dosage or stop your treatment with carvedilol. For people with hyperactive thyroid: Carvedilol can mask the symptoms of a hyperactive thyroid hyperthyroidism.
If you stop taking carvedilol suddenly and have hyperthyroidism, your symptoms can get worse or you may develop a serious condition called thyroid storm. For people with pheochromocytoma: Take this medication with caution if you have this condition. If you have pheochromocytoma, talk with your doctor. You may need to take another medication before starting carvedilol.
Talk with your doctor before taking carvedilol if you have this condition. For pregnant women: Carvedilol is a category C pregnancy drug. That means two things:. Carvedilol should be used during pregnancy only if the potential benefit justifies the potential risk to the fetus.
If it does, it may cause serious effects in a breastfeeding child. For seniors: Seniors may be more likely to experience dizziness while taking this drug.
For children: It has not been established that carvedilol is safe and effective for use in people under the age of 18 years. This dosage information is for carvedilol oral tablets. All possible dosages and forms may not be included here. Your dose, form, and how often you take it will depend on:. However, because drugs affect each person differently, we cannot guarantee that this list includes all possible dosages.
Always speak with your doctor or pharmacist about dosages that are right for you. Carvedilol is only available on prescription. It comes as tablets. Help us improve our website Can you answer a quick question about your visit today? Carvedilol slows down your heart rate and makes it easier for your heart to pump blood around your body. It usually starts to work after about 1 hour. But it will take days or weeks for it to reach its full effect.
Common side effects of carvedilol include headaches and feeling tired or dizzy. Do not stop taking carvedilol suddenly. This can make your condition worse, especially if you have heart disease. Dosage Carvedilol tablets come in 4 different strengths — 3. How much you take depends on why you need carvedilol. The usual starting dose to treat: high blood pressure is If your blood pressure does not go down enough your doctor may increase your dose to up to 50mg a day.
This can be taken as a single dose or split into 2 doses. Your doctor will then slowly increase the dose every 2 weeks up to a maximum of 25mg to 50mg depending on your weight.
What if I forget to take it? What if I take too much? Urgent advice: Contact for advice now if:. Side effects usually improve as your body gets used to the medicine. Common side effects These common side effects may happen in more than 1 in people. Talk to your doctor or pharmacist if these side effects bother you or do not go away: feeling dizzy headaches feeling tired feeling or being sick nausea or vomiting cold fingers or toes Serious side effects It happens rarely, but some people have serious side effects when taking carvedilol.
Tell a doctor straight away if you have: nose bleeds that last for more than 10 minutes, unexplained bruising, or you bruise more easily than usual — these can be signs of low numbers of platelets in your blood thrombocytopenia high temperature, sore throat, mouth sores, toothache, flu-like symptoms — these can be signs of a low number of white blood cells leukopenia shortness of breath with a cough that gets worse when you exercise like walking up the stairs , swollen ankles or legs, chest pain, or an irregular heartbeat — these may be signs of other heart problems shortness of breath, wheezing and tightening of your chest — these can be signs of lung problems yellow skin or the whites of your eyes turn yellow — these can be signs of liver problems Serious allergic reaction In rare cases, it's possible to have a serious allergic reaction anaphylaxis to carvedilol.
Information: You can report any suspected side effect using the Yellow Card safety scheme. Visit Yellow Card for further information. What to do about: feeling dizzy — as your body gets used to carvedilol this side effect should wear off. Do not drive or operate machinery until you feel OK again.
Try to avoid alcohol as it'll make you feel worse. Ask your pharmacist to recommend a painkiller. Do not drink too much alcohol. Headaches usually go away after the first week of taking carvedilol.
Talk to your doctor if the headaches last more than a week or are severe. Do not drink any alcohol as this will make you feel more tired. It might help to take your carvedilol after a meal or snack. If you're being sick, try drinking small, frequent sips of water to avoid dehydration. Do not smoke or have drinks with caffeine, as this can make your blood vessels narrower and restrict your blood flow.
Try wearing mittens they're warmer than gloves and warm socks. Speak to your doctor if this side effect bothers you. Carvedilol and breastfeeding If your doctor or health visitor says that your baby is healthy, it's OK to take carvedilol while breastfeeding. Non-urgent advice: Tell your doctor if you're:. There are some medicines that can affect the way carvedilol works. Speak to your doctor if you have low blood sugar levels without getting any warning signs.
You should check your blood sugar after exercise, and follow usual advice about checking it before driving, or operating machinery.
Important: Medicine safety Tell your doctor or pharmacist if you're taking any other medicines, including herbal medicines, vitamins or supplements. How does carvedilol work? How long does it take to work?
How long will I take it for? Can I take carvedilol for a long time? What will happen if I stop taking it? How does it compare with other medicines for high blood pressure?
These include: ACE inhibitors such as ramipril and lisinopril angiotensin receptor blockers like losartan calcium channel blockers like amlodipine medicines that make you pee more diuretics like indapamide The medicine your doctor prescribes first depends on your age and ethnicity. How does it compare with other medicines for chest pain and angina? There are lots of other medicines to prevent angina attacks. They include: calcium channel blockers such as diltiazem and amlodipine nitrates like isosorbide mononitrate medicines such as ranolazine, nicorandil or ivabradine If carvedilol does not work for you, or you cannot take carvedilol or other beta blockers because of side effects, you may be able to switch to another medicine.
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