Is sulfasalazine (SSZ) safe for pregnant women with rheumatoid arthritis (RA)?

Updated: May 11, 2018
  • Author: Katherine K Temprano, MD; Chief Editor: Christine Isaacs, MD  more...
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Sulfasalazine (SSZ), a dihydrofolate reductase inhibitor, is a category B medication; it does not increase fetal morbidity or mortality and is considered safe in pregnancy. [28]  

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