Cardura is used to treat enlarged prostate. It does not shrink the prostate. Works by relaxing bladder and prostate muscles to allow urine to flow easily. It can be used to treat high blood pressure.
Cardura is a prescription medication used to treat high blood pressure and the symptoms of enlarged prostate.
Cardura belongs to a group of drugs called alpha-blockers. It lowers blood pressure by relaxing veins and arteries so that blood can more easily pass through them. Cardura also relieves the symptoms of enlarged prostate by relaxing the muscles of the bladder and prostate.
This medication comes in tablet form and is taken once a day, with or without food.
Common side effects of Cardura include dizziness, fatigue, and drowsiness. Do not drive or operate machinery until you know how Cardura will affect you.
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Uses of Cardura
Cardura is a prescription medication used to treat high blood pressure (hypertension).
Cardura is also used to improve urination in men with benign prostatic hyperplasia (BPH). Symptoms include:
- difficulty starting a urine stream (hesitancy and straining)
- decreased strength of the urine stream (weak flow)
- dribbling after urination
- feeling that the bladder is not completely empty
- an urge to urinate again soon after urinating
- waking at night to urinate
- frequent urination
- a sudden, uncontrollable urge to urinate
- burning or pain during urination
This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.
Cardura Drug Class
Cardura is part of the drug class:
Side Effects of Cardura
Serious side effects have been reported. See "Drug Precautions" section.
Common side effects include:
- swelling of feet or hands
- difficulty breathing
- low blood pressure
- abnormal vision
- runny nose
- decreased sexual ability
This is not a complete list of Cardura side effects. Ask your doctor or pharmacist for more information.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Especially tell your doctor if you take:
- avanafil (Stendra)
- cimetidine (Tagamet)
- sildenafil (Viagra, Revatio)
- tadalafil (Cialis, Adcirca)
- vardenafil (Levitra, Staxyn)
This is not a complete list of Cardura drug interactions. Ask your doctor or pharmacist for more information.
Serious side effects have been reported including:
- Extremely rarely, Cardura and similar medications have caused painful erection of the penis, sustained for hours and unrelieved by sexual intercourse or masturbation. This condition, known medically as priapism, is serious, and if untreated it can be followed by permanent inability to have an erection. If you have a prolonged abnormal erection, call your doctor or go to an emergency room as soon as possible.
- If you plan to have surgery for cataracts (clouding of the eye), tell your surgeon if you take or have taken Cardura. During cataract surgery, a condition called Intraoperative Floppy Iris Syndrome (IFIS) can happen if you take or have taken Cardura.
- Cardura lowers blood pressure and may cause dizziness or fainting, especially when you first start taking it, or when you start taking it again. Call your doctor if you have severe dizziness or feel like you might pass out.
Cardura can cause drowsiness. Do not drive or operate heavy machinery until you know how Cardura affects you.
Do not take Cardura if you:
- are allergic to Cardura or any inactive ingredient in this medication
- are allergic to any of the medications related to Cardura such as alfuzosin (Uroxatral), prazosin (Minipress), and terazosin (Hytrin)
Cardura Food Interactions
Medications can interact with certain foods. In some cases, this may be harmful and your doctor may advise you to avoid certain foods. In the case of Cardura, there are no specific foods that you must exclude from your diet when receiving this medication.
Before taking Cardura, tell your doctor about all of your medical conditions. Especially tell your doctor if you:
- are allergic to Cardura or any inactive ingredient in Cardura
- have or have ever had prostate cancer
- have or have ever had liver disease
- are pregnant or breastfeeding
Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements.
Cardura and Pregnancy
Tell your doctor if you are pregnant or plan to become pregnant.
The FDA categorizes medications based on safety for use during pregnancy. Five categories - A, B, C, D, and X, are used to classify the possible risks to an unborn baby when a medication is taken during pregnancy.
Cardura falls into category C. There are no good studies in pregnant women. Cardura should be used during pregnancy only if the possible benefit outweighs the possible risk to the unborn baby.
Cardura and Lactation
Tell your doctor if you are breastfeeding or planning to breastfeed.
It is not known whether Cardura crosses into human milk. Because many medications can cross into human milk and because of the possibility for serious adverse reactions in nursing infants with use of this medication, a choice should be made whether to stop nursing or stop the use of this medication. Your doctor and you will decide if the benefits outweigh the risk of using Cardura.
- Take Cardura exactly as prescribed.
- Cardura comes in tablet form and is usually taken once daily, at around the same time each day.
- This medication can be taken with or without food.
- If you miss a dose, take the missed dose as soon as you remember. If it is almost time for the next dose, skip the missed dose and take your next dose at the regular time. Do not take two doses of Cardura at the same time.
Take Cardura exactly as prescribed. Follow the directions on your prescription label carefully.
The recommended starting dose of Cardura is 1 mg. The dose is gradually increased to manage side effects. The maximum dose for enlarged prostate is 8 mg per day. The maximum dose for the treatment of hypertension is 16 mg per day.
If you take too much of this medication, call your healthcare provider or local Poison Control Center, or seek emergency medical attention right away.
If this medication is administered by a healthcare provider in a medical setting, it is unlikely that an overdose will occur. However, if overdose is suspected, seek emergency medical attention
- Store Cardura at 25°C (77°F).
- Store away from moisture and heat.
- Keep this and all medications out of the reach of children.