IBD Medication Guide



Brand Name(s)

Colazal®, Giazo™

Drug Class

Aminosalicylates (5-ASA)

How taken


Used for

Mild-to-moderate ulcerative colitis

Recommendations for Pregnancy

Low risk

Recommendations for Lactation

No human data: potential diarrhea

Medication indication

Colazal® is used to treat the signs and symptoms of mildly to moderately active ulcerative colitis in patients five years of age and older.

Giazo™ is used to treat mildly to moderately active ulcerative colitis in male patients 18 years of age and older.

NOTE: If these medications are recommended for any other use than listed, talk to your doctor about potential risks and side effects.

Indicated for pediatric use

Colazal® - Yes

Giazo™ - No

Most common side effects

Common side effects include headaches, abdominal pain and cramping, nausea, vomiting, loss of appetite, rash, fever, rare diarrhea, respiratory infection, and arthralgia.


Avoid balsalazide if you are allergic to medicines containing salicylates, such as aspirin, or mesalamine (Rowasa®, Asacol® HD, Pentasa®, Canasa®, Lialda™, Apriso™,and Delzicol™ ). Kidney toxicity has been rarely reported. Use caution if there is active renal disease.

To see the full prescribing information for these medications, click below

- Colazal®

- Giazo™

Learn more about aminosalicylates (5-asa)

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