Okorie Okorocha, J.D., M.S., M.S. • Attorney • Forensic Toxicologist • Expert Witness

SCIENCE. STRATEGY. TRIAL EXPERIENCE.

Serious representation when medicine, drugs, alcohol, toxicology, or complex scientific evidence can determine the outcome.

When the case depends on the science, your lawyer should understand the science.

(424) 363-3347

Illustration of specimen tubes, evidence bags, and documentation on a laboratory bench
Specimens and records
Illustration of an analytical instrument, specimen vials, and a chromatogram on a laboratory monitor
Laboratory analysis
Illustration of a printed chromatogram beside a sample vial and pen
Reviewing the data

Forensic toxicology expert witness

Independent scientific analysis when toxicology evidence matters.

Drug and alcohol evidence can appear definitive while leaving critical scientific questions unresolved. Forensic-toxicology analysis may address specimen integrity, analytical methodology, pharmacology, claimed impairment, measurement uncertainty, laboratory limitations, and whether the stated conclusion follows from the available data.

Forensic toxicology report and litigation strategy materials prepared for scientific evidence review

Where science meets the courtroom

Forensic Toxicology

Drug and alcohol evidence can look definitive while leaving critical questions unanswered. Analysis may require review of specimen integrity, analytical methodology, pharmacology, impairment, measurement uncertainty, laboratory limitations, and whether the conclusion actually follows from the data.

Attorney beside a client in a courtroom

Serious-felony matters

Criminal Defense

The criminal-defense practice is limited to serious felony matters, including murder or manslaughter, sex-crime, and white-collar allegations. Forensic, toxicological, medical, and other scientific evidence is evaluated when relevant.

Explore Serious-Felony Defense

Medical imaging and accident reconstruction materials organized for complex civil case review

Civil representation

Complex Civil Cases

Personal injury, wrongful death, catastrophic injury, employment, and civil-rights matters can turn on medical causation, toxicology, drug or alcohol evidence, laboratory findings, and competing expert opinions.

Professional license certificate and administrative hearing files prepared for California license defense

Board and State Bar matters

Professional License Defense

Defense of attorneys, physicians, nurses, dentists, pharmacists, and other California licensees facing complaints, investigations, Accusations, disciplinary hearings, probation, or reinstatement.

Explore Professional License Defense

Science-backed litigation resources

A connected legal and forensic-toxicology authority

Use the Evidence Library for focused technical topics, ForensicToxicology.com for broader educational and research material, and The Okorocha Firm for representation, consultation, and expert-witness retention.

Science. Strategy. Trial Experience.

For expert-witness consultation or legal representation involving complex scientific evidence, call (424) 363-3347.

Contact and Expert-Witness Information

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Recent Blog Articles

Did SCRAM Reduce Rearrest or Delay It? A Two-State Study

A program can be associated with later rearrest among people who are eventually rearrested while showing no clear reduction in how many people are rearrested overall. A 2015 NHTSA report tracked Wisconsin and Nebraska cohorts for two years after the original arrest and examined both outcomes. Read the percentage and…

Read Article: Did SCRAM Reduce Rearrest or Delay It? A Two-State Study

Can a Prescription Register Show Why Someone Went on Disability?

An eight-year Norwegian registry study followed people who newly redeemed a prescription for a benzodiazepine, a Z-hypnotic, or both. It examined the time until a disability pension was recorded. The comparison illustrates the difference between an administrative outcome and a medical opinion about the cause of lost work capacity. What…

Read Article: Can a Prescription Register Show Why Someone Went on Disability?

Can Inhaled THC Make People Hear Speech in White Noise?

Mokrysz and colleagues used two blinded, placebo-controlled experiments to examine whether inhaled cannabis affected reports of speech in white noise. All participants already used cannabis. The researchers also used a questionnaire to measure transient psychotic-like experiences, giving them two different ways to examine the response. The task result differed across…

Read Article: Can Inhaled THC Make People Hear Speech in White Noise?