Providing a superior medical toxicology experience for learners of all levels and a variety of disciplines. 

Toxicology at UCSF Fresno

Poisonous Frog


Poisonous snake

UCSF Fresno and Community Regional Medical Center provide a superior medical toxicology experience for learners of all levels and a variety of disciplines. 

The UCSF Fresno Medical Toxicology division activities include:

Directing medical toxicology services at Community Regional Medical Center (CRMC) including antidote stewardship, hospital protocols, and interdepartmental care of poisoned patients in all age groups.

24/7/365 Inpatient toxicology consultations at Community Regional Medical Center.

  • We accept transfers from all over Central California for toxicologic cases such as critically ill poisonings and rattlesnake envenomations.
  • If you would like to transfer a patient, please call the CRMC transfer center at (559) 459-5555 and ask to speak with a toxicologist.
  • We have a high volume of cases with urban and rural toxicology, envenomations, plant toxin exposures, occupational and chronic exposures, and pediatric toxicology .

A comprehensive two-week inpatient toxicology rotation for PGY-3 Emergency Medicine, Internal Medicine, and Pediatrics residents and Pulmonary/Critical Care Medicine fellows.

  • The objectives for this rotation are accomplished by independent study, bedside teaching rounds, and regular didactic sessions with the Medical Toxicology attending physicians (Drs. Armenian, Darracq and Sweat).
    • Medical students, mid-level trainees, and residents can rotate with us when the Medical Toxicology elective is being offered.   
    • For rotation information, contact [email protected] .
  • Support trainees with independent research projects, travel for toxicology conferences, and international toxicology rotations.
    For research study information, contact [email protected]
  • Behind-the-scenes tours of the Fresno Chaffee Zoo’s venomous reptiles’ collection, where we provide medical direction in case of envenomation.
  • Asynchronous online education utilizing resources such as “Tox-in-a-Box” which are created by or co-curated by UCSF Fresno Tox faculty.
  • Faculty are also active in peer review and expert witness work in all aspects of medical toxicology and clinical pharmacology.
  • Community involvement in poisoning and overdose outbreaks in conjunction with Fresno County Department of Behavioral Health, US Attorney’s Office for the Eastern District of California and Drug Enforcement Agency.

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