Charles W. Flexner, MD

Charles Flexner, MD

Charles W. Flexner, M.D.,is Professor of Medicine in the Divisions of Clinical Pharmacology and Infectious Diseases, and Professor of Pharmacology and Molecular Sciences at the Johns Hopkins University School of Medicine. He is also Professor of International Health at the Bloomberg School of Public Health. Dr. Flexner is an expert on the basic and clinical pharmacology of drugs for HIV/AIDS and related infections, including viral hepatitis and tuberculosis. He has published extensively on antiviral and antibiotic drug transport and metabolism, and metabolic drug interactions. His current research focuses on the discovery and development of new molecules and formulations for long-acting parenteral administration for treatment and prevention of HIV infection. He directs the Long Acting/Extended Release Antiretroviral Research Resource Program (LEAP;, which provides advice and support to an international audience including the World Health Organization (WHO) and Unitaid. He is Co-Director of the Johns Hopkins University Baltimore-Washington-India HIV Clinical Trials Unit (BWI CTU), and currently chairs the Antiretroviral Strategies committee of the AIDS Clinical Trials Group. Dr. Flexner is the Chief Scientific Officer of the Institute for Clinical and Translational Research at Johns Hopkins, and is a member of the editorial board of 12 scientific journals. He currently serves on the WHO Clinical Guidelines Development Group for Treatment and Prevention of HIV in Adults, Adolescents, and Children.

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