About Sulfasalazine

Sulfasalazine is used to treat ulcerative colitis, Crohn's disease and other types of inflammatory bowel disease.

It can also be used to treat rheumatoid arthritis.

It belongs to a group of medicines called aminosalicylates. These medicines help to reduce redness and swelling (inflammation) and can help with healing.

Sulfasalazine is available on prescription only.

It comes as tablets or a liquid that your swallow. It also comes as suppositories (a medicine that you push into your bottom).

Some people take sulfasalazine together with steroids to improve their symptoms.

Key facts

• Different types of sulfasalazine work on different parts of your gut. Suppositories are prescribed for the end part of the bowel.
• You'll usually need blood tests, liver tests and kidney tests before you start treatment with sulfasalazine, and then regular monitoring tests.
• Drink plenty of fluids when taking sulfasalazine to help prevent possible kidney problems.
• Common side effects of sulfasalazine include indigestion and feeling sick. It can also turn your pee orange and stain certain types of soft contact lenses.
• If sulfasalazine makes you feel dizzy, do not drive, cycle or use machinery or tools until you feel better.

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