About

Andrew D. Ewens, PhD, DABT

• PhD in pharmacology

• Board certified toxicologist

  • >20 hours continuing education/year

• 25 years of experience in biomedical sciences

• 15 years as government contract toxicologist

  • National Toxicology Program

    • National Institute of Environmental Health Sciences

  • Centers for Disease Control and Prevention

  • National Cancer Institute

  • National Library of Medicine

  • Environmental Protection Agency

• 13 years of research experience

  • Developed curative immunotherapy for cancer in mice

  • Developed a technique to detecting genetic damage

  • Conducting studies on SDST/DRE evaluations

  • Conducting studies on CBD oil

  • Conducting studies on mouth alcohol

  • Conducting studies on “alcohol” smell on the breath

  • Building a liquid chromotagraphy/raman spectroscopy instrument

  • Developing treatment for athlete’s foot

• 8 years working on legal cases

• 5 years testifying as an expert witness

• Qualified to testify in NC, TX, MD, MI

• Volunteer support for emergency responders

  • Cary Fire Department

    • Missing person searches

    • Trained to the level of HazMat Technician

    • Taught terrorist attack/HazMat responses

  • Cary Police Department

    • Missing person searches

    • DUI checkpoints

  • US Transportation Security Administration

    • Testing bomb detecting dogs