Comparing Flomax vs Tamsulosin

View side-by-side comparisons of medication uses, ratings, cost, side effects and interactions.
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Flomax tamsulosin

Tamsulosin

Flomax restores urine flow in men with BPH but may cause a drop in blood pressure when going from a sitting to a standing position. Prescribed for Benign Prostatic Hyperplasia. Flomax may also be... View more

Tamsulosin improves the symptoms of BPH such as urine flow, hesitancy, and incomplete bladder emptying, but may cause a drop in blood pressure when going from a sitting to a standing position, which... View more

Prescription only

Ratings & Reviews

View all 145 reviews

View all 448 reviews

Drug Class

Antiadrenergic agents, peripherally acting

Antiadrenergic agents, peripherally acting

Side Effects

Common side effects include: dizziness, nasal congestion, paranasal sinus congestion, rhinitis, rhinorrhea, and seasonal allergic rhinitis.

See the full Flomax side effects document.

Commonly reported side effects include: dizziness, nasal congestion, paranasal sinus congestion, rhinitis, rhinorrhea, and seasonal allergic rhinitis.

See the full tamsulosin side effects document.

Pricing and Coupons

* Prices are without insurance

Quantity	100 capsule
Dosage	0.4 mg
Per Unit^*	$9.33
Cost^*	$933.08

View all Flomax prices and generic prices

Quantity	50 each
Dosage	0.4 mg
Per Unit^*	$0.59
Cost^*	$29.67

View all tamsulosin prices

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Generic Availability

Yes

Yes (this medicine)

Dosage Form(s) Available

Oral capsule

Oral capsule

Brand Names

N/A

Flomax

Half Life

The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value.

19 hours

CSA Schedule**

View glossary of terms.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Pregnancy Category

Category B No proven risk in humans

See the full Pregnancy Warnings document.

Category B No proven risk in humans

See the full Pregnancy Warnings document.

Drug Interactions

A total of 266 drugs are known to interact with Flomax:

31 major drug interactions (68 brand and generic names)
231 moderate drug interactions (923 brand and generic names)
4 minor drug interactions (13 brand and generic names)

A total of 266 drugs are known to interact with tamsulosin:

31 major drug interactions (68 brand and generic names)
231 moderate drug interactions (923 brand and generic names)
4 minor drug interactions (13 brand and generic names)

Alcohol/Food/Lifestyle Interactions

Food may affect the intestinal absorption of tamsulosin. You should take tamsulosin approximately... View more
Ask your doctor before using alcohol together with tamsulosin. Using alcohol with tamsulosin can... View more

Food may affect the intestinal absorption of tamsulosin. You should take tamsulosin approximately... View more
Ask your doctor before using alcohol together with tamsulosin. Using alcohol with tamsulosin can... View more

Disease Interactions

First Approval Date

April 15, 1997

WADA Class

View World Anti-Doping Agency classifications.

N/A

More Information

** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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