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Forensic Toxicology Unit

The objective of the Toxicology Laboratory is to provide forensic toxicology services to state, county, and local law enforcement agencies throughout the state of Oklahoma where laboratory services are not available.

Toxicology services are provided for agencies submitting blood samples in cases involving violations of Title 47 of the Oklahoma State Statutes.

Driving under the influence
Operation of a motor vehicle while under the influence of an intoxicating beverage

Driving under the influence of drugs
Operation of a motor vehicle while under the influence of an intoxicating substance

Vials on Toxicology Intstrument

Recognizing the diversity of activities of law enforcement, OSBI’s toxicology services are also provided for agencies submitting blood and urine in cases involving violent crime.


Drug-related homicides
Was the suspect taking their required medication and/or on some type of substance (Ethanol, MDMA, methamphetamine, GHB, PCP, etc.)?

Drug-related child endangerment
Confirm clinical findings for criminal prosecution Examine exposure at clandestine labs

  • Sampling of Beer Bottle Vials on Toxicology Intstrument

Drug-facilitated sexual assaults
Was the victim exposed to drugs, ethanol, and/or chemicals that facilitated a sexual assault?

A life threatening substance or life threatening dosage of a substance administered to a victim.

Analysis of liquids for the investigation of liquor laws