Flunitrazepam, Serum or Plasma

CPT: 80346
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Test Details


  • Rohypnol®

Test Includes

7-Aminoflunitrazepam; flunitrazepam


Detect presence of flunitrazepam, a potent sedative-hypnotic with a reputation as a “date-rape” drug.


Gas chromatography/mass spectrometry (GC/MS)

Specimen Requirements


Serum or plasma


5 mL

Minimum Volume

2 mL


Red-top tube or green-top (heparin) tube. Gel-barrier tubes are not recommended.


Serum or plasma must be separated from cells within two hours of venipuncture. Submit serum or plasma in a plastic transport tube.

Storage Instructions

Room temperature is adequate for shipping and/or short-term storage (three days); specimens may also be refrigerated or frozen.

Causes for Rejection

Gel-barrier tubes


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
808443 Flunitrazepam (Rohypnol), S/P 808452 Flunitrazepam ng/ml 73828-6
808443 Flunitrazepam (Rohypnol), S/P 808453 7-Aminoflunitrazepam ng/ml 73829-4

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