Learn more about usage, cautions, and possible side effects .
Chemical Name: TAMSULOSIN (tam-SOO-loe-sin)
This medicine is an alpha-blocker used for treating enlarged prostate (benign prostatic hyperplasia [BPH]). It may also be used for other conditions as determined by your doctor.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE IF you are taking another alpha-blocker (eg, prazosin). ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking phosphodiesterase inhibitors (eg, sildenafil); azole antifungals (eg, ketoconazole); cimetidine; serotonin specific reuptake inhibitors (eg, fluoxetine); or warfarin. DO NOT START OR STOP any medicine without doctor or pharmacist approval. Inform your doctor of any other medical conditions, including if you have a history of liver or kidney problems; high or low blood pressure; prostate cancer; allergies; pregnancy; or breast-feeding. Tell your doctor if you have had a severe allergic reaction (eg, severe rash, hives, difficulty breathing, dizziness) to any sulfonamide (sulfa) medicine, such as acetazolamide, celecoxib, certain diuretics (eg, hydrochlorothiazide), sulfonylureas (eg, glyburide), probenecid, sulfamethoxazole, valdecoxib, or zonisamide. Tell your doctor if you will be having eye surgery. Contact your doctor or pharmacist if you have any questions or concerns about using this medicine.
Follow the directions for taking this medicine provided by your doctor. An extra patient leaflet is available with this medicine. Talk to your pharmacist if you have questions about this information. TAKE THIS MEDICINE 30 minutes after eating the same meal each day. SWALLOW THIS MEDICINE WHOLE. Do not break, crush, chew, or open capsules before swallowing. STORE THIS MEDICINE at 77 degrees F (25 degrees C) away from heat, moisture, and light. Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Do not store in the bathroom. IF YOU MISS A DOSE of this medicine, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. DO NOT take 2 doses at once. IF YOU MISS MORE THAN 2 DOSE OF THIS MEDICINE, contact your doctor for instructions.
DO NOT USE THIS MEDICINE IF you are allergic to any ingredient in this medicine. THIS MEDICINE MAY CAUSE DROWSINESS, DIZZINESS, BLURRED VISION, LIGHTHEADEDNESS, OR FAINTING. These effects may be worse if you take it with alcohol or certain medicines. Use this medicine with caution. DO NOT DRIVE OR PERFORM OTHER POSSIBLY UNSAFE TASKS until you know how you react to it. THIS MEDICINE MAY CAUSE DIZZINESS, LIGHTHEADEDNESS, OR FAINTING; alcohol, hot weather, exercise, or fever may increase these effects. To prevent them, sit up or stand slowly, especially in the morning. Sit or lie down at the first sign of any of these effects. DO NOT DRIVE OR PERFORM OTHER POSSIBLY UNSAFE TASKS FOR 12 HOURS AFTER YOUR FIRST DOSE OF THIS MEDICINE OR AFTER ANY DOSE INCREASE. Tell your doctor or dentist that you take this medicine before you receive any medical or dental care, emergency care, or surgery. THIS MEDICINE MAY RARELY CAUSE A PROLONGED, PAINFUL ERECTION. This could happen even when you are not having sex. If this is not treated right away, it could lead to permanent sexual problems such as impotence. Contact your doctor right away if this happens. You will need to have regular check-ups with your doctor while you are using this medicine. Be sure to keep all doctor and lab appointments. BEFORE YOU BEGIN TAKING ANY NEW MEDICINES, either prescription or over-the-counter, check with your doctor or pharmacist. FOR WOMEN: IT IS NOT KNOWN if this medicine can cause harm to the fetus. IT IS NOT KNOWN if this medicine is found in breast milk. THIS MEDICINE IS NOT APPROVED FOR USE IN WOMEN.
SIDE EFFECTS that may occur while taking this medicine include back pain; blurred vision; cough; decreased sexual ability; diarrhea; dizziness; drowsiness; lightheadedness; runny or stuffy nose; sinus inflammation; trouble sleeping; or weakness. If they continue or are bothersome, check with your doctor. CONTACT YOUR DOCTOR IMMEDIATELY if you experience chest pain; fainting; fever, chills, or persistent sore throat; irregular heartbeat; prolonged, painful erection; or severe of persistent dizziness. AN ALLERGIC REACTION to this medicine is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other. Check drug interactions
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include severe headache; severe or persistent dizziness or lightheadedness; or 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 and pets. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.
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