DIDREX vs SUPRENZA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 12, 2026·How we rate

Possible drug interaction. DIDREX and SUPRENZA 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.

Attribute	DIDREX	SUPRENZA
Rating	64/100	New
Pharmacy pays	—	~$2.54 /30
Type	RX	RX
Active ingredient	BENZPHETAMINE HYDROCHLORIDE	PHENTERMINE HYDROCHLORIDE
Manufacturer	Pfizer	Citius Pharms
Dosage forms	Tablet	Tablet, orally disintegrating
Drug class	Sympathomimetic Amine Anorectic	Sympathomimetic Amine Anorectic
Boxed warning	None	None
Treats	Obesity	Obesity

didrex suprenza

Rating

64/100

New

Pharmacy pays

—

~$2.54 /30

Type

Active ingredient

BENZPHETAMINE HYDROCHLORIDE

PHENTERMINE HYDROCHLORIDE

Manufacturer

Pfizer

Citius Pharms

Dosage forms

Tablet

Tablet, orally disintegrating

Drug class

Sympathomimetic Amine Anorectic

Boxed warning

None

Treats

Obesity

Frequently asked questions

What is the difference between Didrex and Suprenza?

Didrex contains Benzphetamine Hydrochloride, while Suprenza contains Phentermine 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.