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Multiole Board Certified Pharmacology and Toxicology Expert Witness

Richard J Fruncillo MD PhD

Richard J Fruncillo MD PhD

16 Tower Road
Broomall, Pennsylvania 19008

Phone(610) 368-7201


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Dr. Richard J. Fruncillo has over 30 years experience in clinical practice and research. He is board certified in toxicology, internal medicine, and clinical pharmacology, and has a Ph.D. in biochemical pharmacology. Dr. Fruncillo was formally the head of Wyeth's clinical research unit in Philadelphia, PA, where he was principal investigator for over 200 research studies. He has taught pharmacology and toxicology to medical students, graduate students, and pharmaceutical professionals at Hahnemann University and Thomas Jefferson University.


Dr. Richard J. Fruncillo has been a consultant to the legal profession in the greater Philadelphia region for over 25 years. His particular areas of expertise are: Pharmaceutical patent litigation, Drug interactions, Pharmacokinetics, Toxicology, Dosing errors, Errors in drug choice, Drug adverse reactions, Pain management, Drug overdose, Drug concentration-effect relationships, Chemical/toxin exposure, Blood alcohol correlation, Post-mortem drug level interpretations.

Litigation Support Services

Dr. Richard J. Fruncillo is available to review legal cases for plaintiffs and defendants. If necessary, he will provide written reports, and testify under oath at depositions or at trial. He is also available for pharmaceutical patent litigation.

Areas of Expertise

Additional Expertise:

Dosing Errors


Dr. Fruncillo is unique in that he has a very strong background in both the basic sciences (organic chemistry, mathematics, mechanistic toxicology, drug metabolism, mechanistic pharmacology, pharmacokinetics) and clinical sciences (internal medicine, clinical pharmacology, clinical toxicology, clinical research). He is well positioned to review your case from many different aspects, and give a quick, medically and scientifically accurate, unbiased opinion. As a former teacher, lecturer, and normal volunteer clinical investigator, Dr. Fruncillo has an excellent ability to communicate complex medical and scientific issues in simple, understandable language.

Consulting Practice

All States

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Professional Experience

30 years clinical practice
20 years part time intensive care unit physician
25 years expert witness
30 years clinical research

Legal Experience & Services

Some examples of cases that Dr. Fruncillo has reviewed over the last 27 years are: mercury, benzene, nickel, TCE, toluene, phenol exposure, antibiotic drug toxicity, antipsychotic drug toxicity, antidepressant drug toxicity, cardiovascular drug toxicity, warfarin, heparin toxicity, lithium toxicity, pain management malpractice, corticosteroid toxicity, nonsteroidal anti-inflammatory drug toxicity, serotonin syndrome, malignant neuroleptic syndrome, narcotic drug interactions/toxicity, antianxiety drug toxicity, local anesthetic toxicity, driving under the influence, wrongful death due to drug overdose, paint exposure/toxicity, cocaine toxicity, PCP toxicity, aspirin overdose, THC (marijuana) blood level correlations, pharmaceutical patent litigation.


American Society of Clinical Pharmacology and Therapeutics
American Academy of Clinical Toxicology
American College of Clinical Pharmacology
American Mensa
Colloquy Society


Certified, American Board of Internal Medicine
Certified, American Board of Clinical Pharmacology
Certified, American Board of Toxicology

Awards & Honors

Phi Beta Kappa, University of Pennsylvania
Summa cum laude, University of Pennsylvania
Chemical Rubber Co. Chemistry Award, University of Pennsylvania
American Chemical Society Award, University of Pennsylvania
Upjohn Research Award, Hahnemann University
Charles E. Culpepper Foundation Award, Thomas Jefferson University
Steplechase Award, Wyeth Research


Dr. Fruncillo has authored or co-authored over 70 scientific publications, abstracts, and book chapters in the areas of drug interactions, pharmacokinetics, drug metabolism, toxicology, and pain management. For a complete list view curriculum vitae on website.

Professional References

Dr. Fruncillo has been employed as a consultant nationally and internationally. He has worked for drug development companies as well as US Attorneys, Public Defenders, and plaintiff and defense Attorneys involving class action suites, patents, medical malpractice, product liability, and family court.


B.A. Chemistry, University of Pennsylvania, Philadelphia., PA
M.D. Hahnemann University, Philadelphia., PA
Ph.D. Biochemical Pharmacology, Hahnemann University Philadelphia., PA
Internal Medicine Residency, Mercy Catholic Medical Center, Darby, PA
Clinical Pharmacology Fellowship, Thomas Jefferson University Hospital, Philadelphia., PA

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