Laboratory Medicine

Test Catalogue

Gamma Hydroxybutyrate, Urine (GHB, Scoop, Liquid Ecstacy)
Test name Gamma Hydroxybutyrate, Urine (GHB, Scoop, Liquid Ecstacy)
Specimen Type / Requirements Container Type = Small orange cap container Minimum Testing Volume = 5mL urine
Specimen Handling Collection instructions: Collect random urine in a small orange cap container Within 4 to 12 hours of suspected ingestion. Indicate date and time of Collection. Special Instructions Peak urine GHB concentrations are observed within about 4 hours after an oral dose, but the drug is undetectable in urine by 12 hours. Transportation: Send sample to core lab ASAP Sample Rejection Criteria Urine collected with acid/alkaline or leaking specimen will be rejected
Required Documentation
Turnaround Time (TAT) Daily	Test Utilization
Reference Value Therapeutic Range / Not detected Critical Values /Not detected: < 50 mg/L Detected: > 50 mg/L
Test Code UGHB	Methodology GC - FID
Testing Location Referred Out – ON, Canada (ROSK01)	Other Information Last Updated: October 13, 2020

Gamma Hydroxybutyrate, Urine (GHB, Scoop, Liquid Ecstacy)

Test name

Gamma Hydroxybutyrate, Urine (GHB, Scoop, Liquid Ecstacy)

Specimen Type / Requirements

Container Type = Small orange cap container

Minimum Testing Volume = 5mL urine

Specimen Handling

Collection instructions: Collect random urine in a small orange cap container Within 4 to 12 hours of suspected ingestion. Indicate date and time of Collection.

Special Instructions Peak urine GHB concentrations are observed within about 4 hours after an oral dose, but the drug is undetectable in urine by 12 hours.

Transportation: Send sample to core lab ASAP

Sample Rejection Criteria Urine collected with acid/alkaline or leaking specimen will be rejected

Required Documentation

Turnaround Time (TAT)

Daily

Test Utilization

Reference Value

Therapeutic Range

/ Not detected

Critical Values

/Not detected: < 50 mg/L

Detected: > 50 mg/L

Test Code

UGHB

Methodology

GC - FID

Testing Location

Referred Out – ON, Canada (ROSK01)

Other Information

Last Updated: October 13, 2020