Olsalazine

Olsalazine is a prescription medication used to treat ulcerative colitis.  Olsalazine belongs to a group of drugs called anti-inflammatory agents.  These work by reducing bowel inflammation, diarrhea, rectal bleeding, and stomach pain.

This medication comes in a capsule (by mouth) form and is usually taken 2 times a day with food to prevent stomach upset.

Common side effects of olsalazine include diarrhea, stomach pain, nausea, and rash.

Olsalazine is a prescription medication used to treat ulcerative colitis in people who cannot take the medication sulfasalazine.  Ulcerative colitis is a condition that causes swelling and sores in the lining of the colon (large intestine) and rectum.

This medication may be prescribed for other uses.  Ask your doctor or pharmacist for more information.

Serious side effects have been reported with olsalazine.  See the "Drug Precautions" section.

Common side effects of olsalazine include the following:

• stomach pain
• nausea
• diarrhea
• headache
• rash/itching
• heartburn

This is not a complete list of olsalazine side effects.  Ask your doctor or pharmacist for more information.

Tell your doctor if you have any side effect that bothers you or that does not go away.

Call your doctor for medical advice about side effects.  You may report side effects to the FDA at 1-800-FDA-1088.