AZO GANTANOL vs COLAZAL
Independent side-by-side comparison.
Possible drug interaction. AZO GANTANOL 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.
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Frequently asked questions
Which is cheaper, Azo Gantanol or Colazal?
Azo Gantanol costs pharmacies less to acquire — about $4.82 vs $11.02 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 Azo Gantanol and Colazal?
Azo Gantanol contains Phenazopyridine Hydrochloride and Sulfamethoxazole, 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.