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What are sulfonamides?

Sulfonamides (sulfa drugs) are drugs that are derived from sulfanilamide, a sulfur-containing chemical. Most sulfonamides are antibiotics, but some are prescribed for treating ulcerative colitis. Sulfonamide antibiotics work by disrupting the production of dihydrofolic acid, a form of folic acid that bacteria and human cells use for producing proteins.

What are the side effects of sulfonamides?

Sulfonamides may cause:

Medically Reviewed by a Doctor on 3/27/2015

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