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AZULFIDINE vs GIAZO

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 11, 2026·How we rate

Possible drug interaction. AZULFIDINE and GIAZO 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.

Rating

New
70/100

Pharmacy pays

~$5.92 /30
~$11.17 /30

Type

RX
RX

Active ingredient

SULFASALAZINE
BALSALAZIDE DISODIUM

Dosage forms

Tablet
Tablet

Drug class

Aminosalicylate
Aminosalicylate

Boxed warning

None
None

Treats

Juvenile Arthritis, Rheumatoid Arthritis, Ulcerative Colitis
Ulcerative Colitis

Frequently asked questions

Which is cheaper, Azulfidine or Giazo?

Azulfidine costs pharmacies less to acquire — about $5.92 vs $11.17 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 Azulfidine and Giazo?

Azulfidine contains Sulfasalazine, while Giazo contains Balsalazide Disodium — 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.