AZSTARYS vs COLAZAL
Independent side-by-side comparison.
Possible drug interaction. AZSTARYS 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
Pharmacy pays
Type
Active ingredient
Manufacturer
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Boxed warning
Treats
Frequently asked questions
Which is cheaper, Azstarys or Colazal?
Colazal costs pharmacies less to acquire — about $11.02 vs $44.64 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 Azstarys and Colazal?
Azstarys contains Dexmethylphenidate Hydrochloride and Serdexmethylphenidate Chloride, 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.