GHB (date rape) Test

GHB Drug Testing

There are increasing reports of abusing Gamma-Hydroxybutyric acid (GHB). GHB is also typically associated with sexual assault or as a "date rape" drug due to its severe hypnotic and sedative effects at higher dosages. Typical illicit use of GHB involves dissolving 2-3 grams of powder in beverages.

Redwood Toxicology Laboratory, Inc. (RTL) utilizes the most sophisticated, sensitive and specific equipment and technology available, liquid chromatography/tandem mass spectrometry (LC/MS/MS), to confirm and quantitate GHB. This methodology provides highly accurate results.


  • Strong indicator of GHB ingestion within 12 hours
  • Expert witness services provided in court, telephonically and by written affidavit
  • Results available via internet, fax and/or U.S. mail
  • Fast turn-around time from receipt of specimen (48 hours1
    negative, 72 hours positive)
  • Toll-free customer support services with access to licensed and certified toxicologists
  • Affordable pricing

To learn more about GHB Testing call:


  1. Excludes specimens received Saturday.

Contact Us

Laboratory: 800-255-2159

Products: 877-444-0049

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