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FLOMAX vs TEZRULY

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. FLOMAX and TEZRULY are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Rating

New
70/100

Pharmacy pays

~$1.52 /30
~$3.55 /30

Type

RX
RX

Active ingredient

TAMSULOSIN HYDROCHLORIDE
TERAZOSIN HYDROCHLORIDE

Dosage forms

Capsule
Solution

Drug class

Alpha-Adrenergic Blocker
Alpha-Adrenergic Blocker

Boxed warning

None
None

Half-life

about 14 to 15 hours

Treats

Prostatic Hyperplasia
Hypertension, Prostatic Hyperplasia, Urinary Retention

Get tezrulyhigher-rated option

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Frequently asked questions

Which is cheaper, Flomax or Tezruly?

Flomax costs pharmacies less to acquire — about $1.52 vs $3.55 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Flomax and Tezruly?

Flomax contains Tamsulosin Hydrochloride, while Tezruly contains Terazosin Hydrochloride — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.