Skip to content
ppharmaranks
Menu

AZULFIDINE EN-TABS vs COLAZAL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 17, 2026·How we rate

Possible drug interaction. AZULFIDINE EN-TABS and COLAZAL 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

64/100
70/100

Pharmacy pays

~$5.92 /30
~$11.17 /30

Type

RX
RX

Active ingredient

SULFASALAZINE
BALSALAZIDE DISODIUM

Dosage forms

Tablet, delayed release
Capsule

Drug class

Aminosalicylate
Aminosalicylate

Boxed warning

None
None

Treats

Juvenile Arthritis, Rheumatoid Arthritis, Ulcerative Colitis
Ulcerative Colitis

Frequently asked questions

Which is better-rated, Azulfidine En-Tabs or Colazal?

By our independent rating, Colazal scores higher — 3.5 vs 3.2 out of 5 for Azulfidine En-Tabs. Ratings are based on FDA regulatory (recall-safety) data.

Which is cheaper, Azulfidine En-Tabs or Colazal?

Azulfidine En-Tabs 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 En-Tabs and Colazal?

Azulfidine En-Tabs contains Sulfasalazine, while Colazal 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.