FLOMAX vs REGITINE
Independent side-by-side comparison.
Possible drug interaction. FLOMAX and REGITINE 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
—
Type
RX
RX
Active ingredient
TAMSULOSIN HYDROCHLORIDE
PHENTOLAMINE MESYLATE
Dosage forms
Capsule
Injectable
Drug class
Alpha-Adrenergic Blocker
Alpha-Adrenergic Blocker
Boxed warning
None
None
Half-life
about 14 to 15 hours
—
Treats
Prostatic Hyperplasia
Extravasation of Diagnostic and Therapeutic Materials, Malignant Hypertension, Necrosis
Frequently asked questions
What is the difference between Flomax and Regitine?
Flomax contains Tamsulosin Hydrochloride, while Regitine contains Phentolamine Mesylate — 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.