The Strategies to Address Policy Barriers to Adult Immunizations in Federally Qualified Health Centers White Paper revisits the barriers and opportunities identified in a 2019 study. It analyzes how these factors have persisted or evolved over the past five years (2019-2024). The paper offers a fresh comparison of the current landscape, highlighting both enduring challenges and new opportunities that have emerged. Additionally, it explores new categories for consideration, providing a more comprehensive understanding of the current environment.