COLAZAL vs VOYDEYA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 5, 2026·How we rate

Possible drug interaction. COLAZAL and VOYDEYA 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	VOYDEYA
Rating	74/100	70/100
Pharmacy pays	~$11.02 /30	—
Type	RX	RX
Active ingredient	BALSALAZIDE DISODIUM	DANICOPAN
Manufacturer	Valeant Pharm Intl	Alexion Pharm
Dosage forms	Capsule	Tablet, Kit
Drug class	Aminosalicylate	Complement Factor D Inhibitor
Boxed warning	None	Boxed warning
Treats	Ulcerative Colitis	Hemolysis

colazal voydeya

Rating

74/100

70/100

Pharmacy pays

~$11.02 /30

—

Type

Active ingredient

BALSALAZIDE DISODIUM

DANICOPAN

Manufacturer

Valeant Pharm Intl

Alexion Pharm

Dosage forms

Capsule

Tablet, Kit

Drug class

Aminosalicylate

Complement Factor D Inhibitor

Boxed warning

None

Boxed warning

Treats

Ulcerative Colitis

Hemolysis

Frequently asked questions

Which is better-rated, Colazal or Voydeya?

By our independent rating, Colazal scores higher — 3.7 vs 3.5 out of 5 for Voydeya. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Colazal and Voydeya?

Colazal contains Balsalazide Disodium, while Voydeya contains Danicopan — 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.