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April 17, 2025 13 mins

In this episode, Dr. Ryan Alexander joins the show to discuss findings from his new study Withdrawal Signs and Symptoms Among Patients Positive for Fentanyl With and Without Xylazine. 

Dr. Ryan Alexander is an addiction medicine specialist and is currently the medical director for substance use services at McNabb Center in Knoxville, TN and is an assistant professor at the University of Tennessee Graduate School of Medicine. He completed medical school at the DeBusk College of Osteopathic Medicine in East Tennessee, his residency in preventive medicine and public health at Griffin Hospital/Yale School of Medicine, and a fellowship in addiction medicine at Yale University School of Medicine. In addition, he completed a Masters of Public Health at Yale School of Public Health. In addition to treating patients, Dr. Alexander conducts clinical research and has published multiple articles related to addiction medicine. He also regularly teaches medical students, residents, and other medical professionals about treating substance use disorders, reducing community stigma toward individuals with substance use disorders, and expanding access to medication treatments.

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Article link: Withdrawal Signs and Symptoms Among Patients Positive for Fentanyl With and Without Xylazine

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