Polio Eradication Journey

The Americas, Western Pacific, and Southeast Asia have all achieved polio-free status, showcasing the success of global vaccination efforts. India, despite its challenges, saw its last case of wild polio in 2011, highlighting the impact of the oral polio vaccine, which is not only cost-effective but also includes vitamin A to combat child mortality. However, the vaccine's use can lead to circulating vaccine-derived polio virus outbreaks, posing significant challenges in certain regions.