The global Sodium Iodide Injection market is valued at USD 145 million in 2025, with a projected growth outlook of 5.8% CAGR through 2033, reaching USD 242 million by 2033. Key market forecast drivers include increasing healthcare expenditure in emerging economies, regulatory approvals for next-generation radiopharmaceuticals, and the shift toward personalized medicine. The market forecast is tempered by supply chain volatility, as iodine-131 production relies on limited global reactor facilities. North America dominates the market due to advanced healthcare infrastructure, while Asia-Pacific is the fastest-growing region, fueled by rising awareness and expanding diagnostic networks. Strategic partnerships among radiopharmaceutical manufacturers and hospital networks are intensifying competitive intensity, further shaping the industry landscape.