COLAZAL vs QTERNMET XR

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 6, 2026·How we rate

Possible drug interaction. COLAZAL and QTERNMET XR 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	QTERNMET XR
Rating	74/100	New
Pharmacy pays	~$11.02 /30	~$341.96 /30
Type	RX	RX
Active ingredient	BALSALAZIDE DISODIUM	DAPAGLIFLOZIN AND METFORMIN HYDROCHLORIDE AND SAXAGLIPTIN HYDROCHLORIDE
Manufacturer	Valeant Pharm Intl	Astrazeneca Ab
Dosage forms	Capsule	Tablet, extended release
Drug class	Aminosalicylate	—
Boxed warning	None	None
Half-life	—	about 6.2 hours (plasma elimination half-life in adults with normal kidney function)
Treats	Ulcerative Colitis	—

colazal qternmet xr

Rating

74/100

New

Pharmacy pays

~$11.02 /30

~$341.96 /30

Type

Active ingredient

BALSALAZIDE DISODIUM

DAPAGLIFLOZIN AND METFORMIN HYDROCHLORIDE AND SAXAGLIPTIN HYDROCHLORIDE

Manufacturer

Valeant Pharm Intl

Astrazeneca Ab

Dosage forms

Capsule

Tablet, extended release

Drug class

Aminosalicylate

—

Boxed warning

None

Half-life

—

about 6.2 hours (plasma elimination half-life in adults with normal kidney function)

Treats

Ulcerative Colitis

—

Frequently asked questions

Which is cheaper, Colazal or Qternmet XR?

Colazal costs pharmacies less to acquire — about $11.02 vs $341.96 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Colazal and Qternmet XR?

Colazal contains Balsalazide Disodium, while Qternmet XR contains Dapagliflozin and Metformin Hydrochloride and Saxagliptin 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.