Lester Bornheim

Lester Bornheim is an experienced pharmacist and toxicologist with a robust background in both clinical and research settings. Currently serving as a PRN Pharmacist at Medical Staffing Network, GLC On-The-Go, and Jacks Drug Store since June 2014, Lester focuses on patient counseling and adapts to demanding environments with changing priorities. Prior experience includes roles as Pharmacist and Toxicologist at Achaogen, where duties involved directing toxicology studies, ensuring compliance, and collaborating with multidisciplinary teams. At Exelixis, Lester established a Toxicology Group and managed preclinical toxicology studies, highlighting leadership and scientific expertise. Earlier in the career, Lester was a Research Pharmacologist at UCSF Medical Center. Educational credentials include a Ph.D. in Biochemical Pharmacology and Toxicology from the University of Utah School of Medicine.