Tamsulosin is used to treat the symptoms of benign prostatic hyperplasia (BPH).

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

Tamsulosin comes as a capsule to take by mouth. It usually is taken once a day. It should be taken 30 minutes after the same meal each day. Do not crush, chew, or open capsules of tamsulosin. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take tamsulosin exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

SIDE EFFECTS, that may go away during treatment, include dizziness, drowsiness, insomnia, nasal congestion, abnormal ejaculation, muscle weakness, back pain, or increased cough. If they continue or are bothersome, check with your doctor. CHECK WITH YOUR DOCTOR AS SOON AS POSSIBLE if you experience a decrease in vision. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.

If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include severe headache, dizziness, and fainting.

DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.

Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one. If you interrupt your treatment for several days or more, call your doctor before restarting the medication, especially if you take more than one capsule a day.

This medicine is an alpha blocker used to treat symptoms of benign prostatic hypertrophy (BPH).

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

IT MAY TAKE 1 WEEK for this medicine to work. Do not stop using this medicine without checking with your doctor. DO NOT DRIVE, OPERATE MACHINERY, OR DO ANYTHING ELSE THAT COULD BE DANGEROUS until you know how you react to this medicine. Using this medicine alone, with other medicines, or with alcohol may lessen your ability to drive or to perform other potentially dangerous tasks. ALCOHOL, HOT WEATHER, EXERCISE, AND FEVER can increase dizziness. To prevent dizziness or fainting, sit up or stand up slowly, especially in the morning. Also, sit or lie down at the first sign of dizziness or weakness. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist.