Do not take this medicine with any of the following medications:

-clarithromycin
-itraconazole
-ketoconazole
-ritonavir
-other strong CYP3A4 inhibitors
This medicine may also interact with the following medications:

-cyclosporine
-erythromycin
-medicines for erectile dysfunction like sildenafil, tadalafil, vardenafil
-medicines for blood pressure like diltiazem, verapamil
-other medicines for benign prostatic hyperplasia or high blood pressure like alfuzosin, doxazosin, prazosin, terazosin

They need to know if you have any of these conditions:

-kidney disease
-liver disease
-low blood pressure
-prostate cancer
-an unusual or allergic reaction to silodosin, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

Visit your health care provider for regular checks on your progress. Tell your health care provider if your symptoms do not start to get better or if they get worse.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand up or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells.
If you are having cataract surgery, tell your eye surgeon about your prescription for this medicine even if you are no longer taking it.

Keep out of the reach of children and pets.
Store at room temperature at 25 degrees C (77 degrees F). Protect from light and moisture. Keep the container tightly closed. Get rid of any unused medicine after the expiration date.
To get rid of medicines that are no longer needed or have expired:

-Take the medicine to a medicine take-back program. Check with your pharmacy or law enforcement to find a location.
-If you cannot return the medicine, check the label or package insert to see if the medicine should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your health care provider. If it is safe to put it in the trash, take the medicine out of the container. Mix the medicine with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.