What is Cardura XL: Uses, Warnings & Interactions

Updated Jan 12, 2021  •  Published Dec 31, 2020

Cardura XL overview

BRAND NAMES:

  • Cardura, Cardura XL

Generic Names:

  • Cardura Xl

Uses:

  • Treats problems with urination caused by benign prostatic hyperplasia (enlarged prostate). Also treats high blood pressure.

Therapeutic Classes:

  • Antihypertensive, Benign Prostatic Hypertrophy Agent, Cardiovascular Agent

Forms:

  • Tablet, Long Acting Tablet

How it’s taken:

  • By mouth

What form(s) does Cardura XL come in

  • Tablet

  • Long Acting Tablet

What are common Cardura XL doses?

  • Tablet Extended Release 24 Hour 4MG

  • Tablet Extended Release 24 Hour 8MG

Common Cardura XL prescriptions

  • Cardura XL
    4mg tablet extended release 24 hour

  • Cardura XL
    8mg tablet extended release 24 hour

How to take Cardura XL

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • If you take the extended-release tablet, part of the tablet may pass into your stools. This is normal and is nothing to worry about.

  • Swallow the extended-release tablet whole. Do not crush, break, or chew it.

  • The extended-release tablet should be taken each day with breakfast. The regular-release tablet can be taken in the morning or in the evening.

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.

  • If you take the extended-release tablet, part of the tablet may pass into your stools. This is normal and is nothing to worry about.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Swallow the extended-release tablet whole. Do not crush, break, or chew it.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • The extended-release tablet should be taken each day with breakfast. The regular-release tablet can be taken in the morning or in the evening.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

Cardura XL contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to doxazosin or to similar medicines.

Cardura XL warnings

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

  • This medicine could lower your blood pressure too much, especially when you first use it or if you are dehydrated. This can make you dizzy or lightheaded. Do not drive or do anything else that could be dangerous until you know how this medicine affects you. Stand or sit up slowly if you feel lightheaded or dizzy.

  • Tell your doctor if you are pregnant or breastfeeding, or if you have liver disease, heart disease, prostate cancer, or stomach or bowel problems (such as a blockage). Tell your doctor if you plan to have cataract surgery.

  • This medicine may cause the following problems:New or worsening angina (chest pain)Priapism (painful, prolonged erection)

Cardura XL interactions

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

  • This medicine could lower your blood pressure too much, especially when you first use it or if you are dehydrated. This can make you dizzy or lightheaded. Do not drive or do anything else that could be dangerous until you know how this medicine affects you. Stand or sit up slowly if you feel lightheaded or dizzy.

  • This medicine may cause the following problems:New or worsening angina (chest pain)Priapism (painful, prolonged erection)

  • Some medicines can affect how doxazosin works. Tell your doctor if you are using any of the following:Atazanavir, clarithromycin, indinavir, itraconazole, ketoconazole, nefazodone, nelfinavir, ritonavir, saquinavir, telithromycin, or voriconazoleBlood pressure medicinesMedicine to treat erectile dysfunction

Cardura XL side effects

Serious Side Effects

  • New or worsening chest pain

  • Lightheadedness, dizziness, or fainting

  • Painful erection or an erection that lasts longer than usual

  • Fast, slow, pounding, or uneven heartbeat

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

Less Serious Side Effects

  • Tiredness or weakness