Forensic Toxicology GHB

γ-Hydroxybutyric Acid.

Quantitative GHB determination from whole blood, vitreous fluid, or urine by LC-MS/MS for forensic applications.

Quick Reference
Method
LC-MS/MS
Sample Types
Whole Blood Urine
Analytes

1 analyte

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What does this test assess?

This method provides quantitative determination of γ-hydroxybutyric acid (GHB) for forensic and medico-legal applications, supporting investigations by justice and law enforcement agencies.

Clinical indications include:

  • Drug-facilitated sexual assault investigation
  • Forensic post-mortem toxicology
  • GHB overdose confirmation
  • Medico-legal investigation of suspicious deaths

Measured analytes

Analyte coverage

γ-Hydroxybutyric acid (GHB). Also available from vitreous fluid (aqueous humour) for post-mortem cases where blood may be unreliable.

Analytical technique

GHB is quantified by validated forensic LC-MS/MS method with isotope-dilution internal standardisation. The method accounts for endogenous GHB production and post-mortem formation artefacts.

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