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Test ID: FMERC    
Mercaptopurine (6-MP, Purinethol)

Reference Values Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.

Mercaptopurine may be administered as an antineoplastic or

may be present as a metabolite of the immunosuppressant drug

azathioprine. Therapeutic and toxic ranges have not been

established. Usual therapeutic doses of either mercaptopurine

or azathioprine produce 6-mercaptopurine serum concentrations of

less than 1000 ng/mL.

 

Test Performed By:

Medtox Laboratories, Inc.

402 W. County Road D

St. Paul, MN 55112