alfuzosin extended-release - oral, Uroxatral (cont.)
PRECAUTIONS: Before taking alfuzosin, tell your doctor or pharmacist if you are allergic to it; or to other alpha blockers such as doxazosin, prazosin, terazosin; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: liver problems.Before using this medication, tell your doctor or pharmacist your medical history, especially of: other prostate gland problems (e.g., prostate cancer), heart problems (e.g., angina, low blood pressure), kidney disease.Alfuzosin may cause a condition that affects the heart rhythm (QT prolongation). QT prolongation can infrequently result in serious (rarely fatal) fast/irregular heartbeat and other symptoms (such as severe dizziness, fainting) that need medical attention right away.The risk of QT prolongation may be increased if you have certain medical conditions or are taking other drugs that may cause QT prolongation. Before using alfuzosin, tell your doctor or pharmacist of all the drugs you take and if you have any of the following conditions: certain heart problems (heart failure, slow heartbeat, QT prolongation in the EKG), family history of certain heart problems (QT prolongation in the EKG, sudden cardiac death).Low levels of potassium or magnesium in the blood may also increase your risk of QT prolongation. This risk may increase if you use certain drugs (such as diuretics/"water pills") or if you have conditions such as severe sweating, diarrhea, or vomiting. Talk to your doctor about using alfuzosin safely.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.To minimize dizziness and lightheadedness, get up slowly when rising from a sitting or lying position, especially when you first start taking this drug or if your doctor changes your dose. Also, when you first start taking this drug, avoid situations where you may be injured if you faint.Before having surgery (including cataract eye surgery), tell your doctor or dentist that you are taking this medication.Older adults may be more sensitive to the side effects of this drug, especially dizziness and QT prolongation (see above).During pregnancy, alfuzosin should be used only when clearly needed. Discuss the risks and benefits with your doctor.It is unknown if this medication passes into breast milk. Consult your doctor before breast-feeding.
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