Medically reviewed by Jessica Swirble, PharmD
Last updated on 6/17/2024

Drug Information | Side Effects | Use & Dosage | Request a Prescription

• Brand Name: Flomax
  
• Generic Name: Tamsulosin
  
• Uses: Treatment for benign prostatic hyperplasia (BPH)
  
• Drug Class: Alpha-1 blocker
  
• Availability: Prescription only
  
• Generic Status: Yes
  
• Controlled Substance: No
  
  

Tamsulosin is a prescription medication used to treat symptoms of an enlarged prostate, also known as benign prostatic hyperplasia or BPH.

Tamsulosin is prescribed to treat symptoms of an enlarged prostate, also known as benign prostatic hyperplasia (BPH). BPH can cause urinary symptoms such as bladder retention (difficulty emptying your bladder), painful urination, and difficulty with urination. Tamsulosin helps reduce these symptoms by relaxing muscle tissue in the bladder and prostate.

Tamsulosin belongs to a class of drugs known as alpha-blockers. Alpha-blockers prevent certain muscles from tightening, meaning that the smooth, involuntary muscles in the bladder and prostate stay relaxed. This helps to reduce urinary retention and improve symptoms of benign prostatic hyperplasia, such as frequent urination, difficulty starting urination, and weak urine stream.

Tamsulosin is available as an oral capsule.

The dosage and frequency of use depend on the condition being treated, its severity, and how you respond to the medication.

Follow your healthcare provider's instructions regarding dosage and schedule. Do not exceed the prescribed dose or frequency of use without consulting your provider.

Tamsulosin is used to manage benign prostatic hyperplasia (BPH). The effects can be noticeable within a few days, but it may take up to several weeks to achieve desired relief from symptoms.

Continue using tamsulosin as prescribed, even if you start feeling better. Regular use according to your prescription is crucial for the management of your condition.

While tamsulosin is primarily used for treating BPH, healthcare providers may prescribe it off-label for other conditions.

Discuss any alternative uses of tamsulosin with your healthcare provider.

Tamsulosin is available in the following dosage forms:

• Oral capsules
  
  

Tamsulosin is a prescription medication. You must have a valid prescription from a licensed healthcare provider to obtain it.