COLAZAL vs ZYNRELEF KIT

Independent side-by-side comparison.

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

Possible drug interaction. COLAZAL and ZYNRELEF KIT 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	ZYNRELEF KIT
Rating	74/100	New
Pharmacy pays	~$11.02 /30	$0.06 /mL
Type	RX	RX
Active ingredient	BALSALAZIDE DISODIUM	BUPIVACAINE AND MELOXICAM
Manufacturer	Valeant Pharm Intl	Heron Theraps Inc
Dosage forms	Capsule	Solution
Drug class	Aminosalicylate	—
Boxed warning	None	Boxed warning
Half-life	—	about 15 to 20 hours
Treats	Ulcerative Colitis	—

colazal zynrelef kit

Rating

74/100

New

Pharmacy pays

~$11.02 /30

$0.06 /mL

Type

Active ingredient

BALSALAZIDE DISODIUM

BUPIVACAINE AND MELOXICAM

Manufacturer

Valeant Pharm Intl

Heron Theraps Inc

Dosage forms

Capsule

Solution

Drug class

Aminosalicylate

—

Boxed warning

None

Boxed warning

Half-life

—

about 15 to 20 hours

Treats

Ulcerative Colitis

—

Frequently asked questions

What is the difference between Colazal and Zynrelef Kit?

Colazal contains Balsalazide Disodium, while Zynrelef Kit contains Bupivacaine and Meloxicam — 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.