MP 91 (Sulfasalazine 500 mg)
Pill imprint MP 91 has been identified as Sulfasalazine 500 mg.
Sulfasalazine is used in the treatment of rheumatoid arthritis; psoriatic arthritis; ulcerative colitis, maintenance; alopecia; crohn's disease (and more), and belongs to the drug classes 5-aminosalicylates, sulfonamides. There is no proven risk in humans during pregnancy. Sulfasalazine 500 mg is not a controlled substance under the Controlled Substance Act (CSA).
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