alfuzosin

What is the most important information I should know about alfuzosin?

Many drugs can affect alfuzosin, and some should not be used at the same time. Tell your doctor about all your current medicines and any you start or stop using.

What is alfuzosin?

Alfuzosin is an alpha-adrenergic (AL-fa ad-ren-ER-Jk) blocker that is used to improve urination in men with benign prostatic hyperplasia (enlarged prostate).

Alfuzosin may also be used for purposes not listed in this medication guide.

What should I discuss with my healthcare provider before taking alfuzosin?

• moderate to severe liver disease.

Some medicines can cause unwanted or dangerous effects when used with alfuzosin. Your doctor may change your treatment plan if you also use:

• an antibiotic;
• antifungal medicine;
• heart medication;
• antiviral medicine to treat hepatitis C or HIV/AIDS; or
• medicines similar to alfuzosin (doxazosin, prazosin, silodosin, tamsulosin, or terazosin).

Tell your doctor if you have ever had:

• low blood pressure, especially if caused by taking medications;
• liver disease;
• kidney disease;
• prostate cancer; or
• long QT syndrome (in you or a family member).

Alfuzosin can affect your pupils. If you have cataract surgery, tell your surgeon ahead of time that you use this medicine.

Alfuzosin is not for use in women, and the effects of this medicine during pregnancy or in breastfeeding women are unknown.

How should I take alfuzosin?

Your doctor may test your prostate specific antigen (PSA) to check for prostate cancer before you take alfuzosin.

Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your dose. Use the medicine exactly as directed.

Your blood pressure will need to be checked often.

What happens if I miss a dose?

Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

What happens if I overdose?

What should I avoid while taking alfuzosin?

What are the possible side effects of alfuzosin?

• a light-headed feeling, like you might pass out;
• new or worsening chest pain;
• upper stomach pain, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); or
• penis erection that is painful or lasts 4 hours or longer.

Common side effects may include:

• dizziness;
• headache; or
• feeling tired.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect alfuzosin?

Tell your doctor about all your current medicines. Many drugs can increase your risk of very low blood pressure while taking alfuzosin, especially:

• heart or blood pressure medication;
• nitrate medication (such as nitroglycerin); or
• sildenafil (Viagra) and other erectile dysfunction medicines.

This list is not complete. Many other drugs can affect alfuzosin, and some drugs should not be used at the same time. Tell your doctor about all your current medicines and any medicine you start or stop using. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed here.

Where can I get more information?

Your pharmacist can provide more information about alfuzosin.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2023 Cerner Multum, Inc. Version: 10.01. Revision date: 6/26/2020.