COLAZAL vs HETRAZAN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 8, 2026·How we rate

Possible drug interaction. COLAZAL and HETRAZAN 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	COLAZAL	HETRAZAN
Rating	74/100	New
Pharmacy pays	~$11.02 /30	—
Type	RX	RX
Active ingredient	BALSALAZIDE DISODIUM	DIETHYLCARBAMAZINE CITRATE
Manufacturer	Valeant Pharm Intl	Lederle
Dosage forms	Capsule	Tablet
Drug class	Aminosalicylate	—
Boxed warning	None	None
Treats	Ulcerative Colitis	Filarial Elephantiasis, Loiasis, Pulmonary Eosinophilia

colazal hetrazan

Rating

74/100

New

Pharmacy pays

~$11.02 /30

—

Type

Active ingredient

BALSALAZIDE DISODIUM

DIETHYLCARBAMAZINE CITRATE

Manufacturer

Valeant Pharm Intl

Lederle

Dosage forms

Capsule

Tablet

Drug class

Aminosalicylate

—

Boxed warning

None

Treats

Ulcerative Colitis

Filarial Elephantiasis, Loiasis, Pulmonary Eosinophilia

Frequently asked questions

What is the difference between Colazal and Hetrazan?

Colazal contains Balsalazide Disodium, while Hetrazan contains Diethylcarbamazine Citrate — 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.