Polio vaccine

Listing ID #3594121

National Immunization Days (NIDs) are held across India twice a year, with the Government of India setting out to give two drops of oral polio vaccine (OPV) to every child in the country under the age of five. The scale is extraordinary, with more than 172 million children immunized by 2.3 million vaccinators who visit every house in every city, town and village across the country – more than 209 million houses in all. 70 million+ children vaccinated in the highest-risk areas