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An immunosuppressive agent used in combination with cyclophosphamide and hydroxychloroquine in the treatment of rheumatoid arthritis. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), this substance has been listed as a known carcinogen. (Merck Index, 11th ed)

Year introduced: 1966(1964)

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Tree Number(s): D02.886.759.111, D03.633.100.759.570.090, D13.570.900.111

MeSH Unique ID: D001379

Registry Number: MRK240IY2L

Entry Terms:

  • Azothioprine
  • Imurel
  • Imuran
  • Immuran
  • Azathioprine Sodium
  • Sodium, Azathioprine
  • Azathioprine Sodium Salt
  • Azathioprine Sulfate

Pharmacologic Action:

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