DRUGS
Alcohol
Nicotine
Drugs of Abuse
Drugs in Sport
|
SPECIMENS
Blood
Oral Fluid
Saliva
Urine
Sweat
Hair |
DETECTION
Marijuana
Opiates
Amphetamine
Methamphetamine
Benzodiazepines
Cocaine |
TESTING
Screening
Confirmation
On-site
Laboratory |
COMPARISON
Urine
vs.
Oral Fluid |
| GLOSSARY
|
|
STUDIES |
|
|
 |
|
| Comparison |
Urine vs. Oral Fluid |
|
A
complete comparison between a traditional lab-based urine
drug test
and the new
lab-based oral fluid drug test: Intercept™:
|
|
DRUG
|
Marijuana |
URINE |
ORAL
|
|
|
|
SAMPLE
|
Specimen
Special handling
Minimum volume
"Shy bladder"
|
Hazardous
Yes
30 ml
Possible |
Non-hazardous
No
1 ml
No |
|
|
|
COLLECTION |
Principle
Collection side
Collector
Procedure |
Intrusive
Secured facility
Specialist
Laborious |
Non-invasive
Not required
Non-specialist
Swift |
|
|
|
ADULTE-
RATION |
Observed collection
Substituted sample
Diluted sample
Masking agents |
No
Possible
Possible
Possible |
Yes
No
No
No |
|
|
|
TESTING |
Screening
Cut-off
Confirmation
Cut-off
|
EMIT
50 ng/ml
GC-MS
15 ng/ml |
ELISA
4 ng/ml
GC-MS/MS
4 ng/ml |
|
|
|
FINDINGS |
Detection
starts
Detection ends
Basic compound
Quality/property
Implication
Blood-equivalent |
Several hours
Days/weeks
Metabolites
Waste product
Recent use
No |
Few minutes
12-24 hours
Parent drug
Psychoactive
Under influence
Yes |
|
|
|
In
roadside testing (police), safety-sensitive workplace
testing (transport, mining, construction, manufacturing,
energy, etc.) and various departments, forces
and services, oral fluid offers several advantages
over urine, whereas urine offers a longer track record of the
subject/employee.
|
|
|
