Sulfasalazine is used to treat ulcerative colitis and to maintain remission. The delayed-release tablets, Azulfidine (EN-tabs), are also used to treat rheumatoid arthritis and juvenile rheumatoid arthritis. The exact way that sulfasalazine works is unknown, but it is believed to reduce the actions of substances in the body that cause inflammation, tissue damage, and diarrhea.… Continue reading Sulfasalazine Side Effects, Dosage, Uses