North America dominates the OTC Migraine Medicine market with a 40% share, driven by high consumer adoption of self-care solutions, robust R&D investments, and a mature healthcare ecosystem. The regionโs aging population and rising migraine prevalence further fuel demand. Europe follows at 30%, supported by favorable regulatory policies, strong pharmaceutical infrastructure, and high patient awareness. The Asia Pacific region, though currently at 20%, is the fastest-growing market, with a CAGR of 12% projected through 2030, fueled by urbanization, expanding middle-class demographics, and increasing access to OTC channels.