By the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered: Section 1. Purpose and Policy. Americans deserve access to the best medical treatments and research infrastructure in the world. In 2023, the Food and Drug Administration (FDA) completed a review of the landscape of medical use of marijuana and found scientific support for its use to treat anorexia related to a medical condition, nausea and vomiting, and pain. Chronic pain affects nearly 1 in 4 United States adults and more than 1 in 3 United States seniors, and 6 in 10 people who use medical marijuana report doing so to manage pain. Forty States plus the District of Columbia have State- or locally-sanctioned, regulated medical marijuana programs. Yet decades of Federal drug control policy have neglected marijuana's medical uses. That oversight has limited the ability of scientists and manufacturers to complete the necessary research on safety and …