Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. If you notice any other effects, check with your healthcare professional.Call your doctor for medical advice about side effects. The prostate may continue to get larger. Also, use extra care during exercise or hot weather or if you must stand for a long time.Doxazosin may cause some people to become drowsy or less alert than they are normally. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.Using doxazosin with any of the following medicines is usually not recommended, but may be required in some cases.

In these cases, your doctor may want to change the dose, or other precautions may be necessary. This can damage the blood vessels of the brain, heart, and kidneys, resulting in a stroke, heart failure, or kidney failure. Advertising revenue supports our not-for-profit mission.Check out these best-sellers and special offers on books and newsletters from Mayo Clinic. The prostate gland is located below the bladder.

All rights reserved. Therefore, even though doxazosin may lessen the problems caused by enlarged prostate now, surgery still may be needed in the future.Doxazosin is available only with your doctor's prescription.This product is available in the following dosage forms:Portions of this document last updated: Feb. 01, 2020Copyright © 2020 IBM Watson Health. These benefits have been seen in controlled trials of antihypertensive drugs from a wide variety of pharmacologic classes, including this drug. These problems may be less likely to occur if blood pressure is controlled.Doxazosin works by relaxing blood vessels so that blood passes through them more easily. While you are taking doxazosin, be careful to limit the amount of alcohol you drink.

After you have taken several doses of doxazosin, these effects should lessen.The possibility of priapism, a painful or prolonged erection of the penis, is a rare side effect that can occur when taking doxazosin and must have immediate medical attention.Along with its needed effects, a medicine may cause some unwanted effects. Therefore, even though doxazosin may lessen the problems caused by enlarged prostate now, surgery still may be needed in the future.Doxazosin is available only with your doctor's prescription.In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. As the prostate gland enlarges, certain muscles in the gland may become tight and get in the way of the tube that drains urine from the bladder. You may have to take high blood pressure medicine for the rest of your life . If taking for an enlarged prostate, have a rectal exam (to check prostate gland) and blood work (PSA test) as you have been told by the doctor. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. Follow your doctor's orders or the directions on the label. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. These effects may also occur with any doses you take after the first dose. This can damage the blood vessels of the brain, heart, and kidneys, resulting in a stroke, heart failure, or kidney failure. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.Mayo Clinic does not endorse companies or products.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:Other side effects not listed may also occur in some patients. Dropped my blood pressure from about 135/80 to 115/70. If high blood pressure is not treated, it can cause serious problems such as heart failure, blood … This may cause the symptoms to become worse over time. Doxazosin oral tablet is a prescription medication used to treat benign prostatic hyperplasia (BPH) and high blood pressure. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. These effects are more likely to occur when you take the first dose of doxazosin. Benign enlargement of the prostate is a problem that can occur in men as they get older.

The prostate may continue to get larger.

This is especially important for elderly patients, who may be more sensitive to the effects of doxazosin.For patients taking doxazosin for high blood pressure :Dizziness, lightheadedness, or sudden fainting may occur after you take doxazosin, especially when you get up from a lying or sitting position. When you are taking doxazosin, it is especially important that your healthcare professional know if you are taking any of the medicines listed below.