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What is Pulse Polio Immunization is administration of OPV to:- and explain in detail?
Pulse polio immunization programme in India:- Launched in India: 1995-96. First PPI targeted children <3 years age. Later on WHO recommended age group be 0-5 years. Meaning of 'pulse': sudden, simultaneous mass administration of oral polio vaccine on a single day to 'all children of 0-5 years age'. Irrespective of their previous immunization status. PPI replaces wild virus with vaccine virus from the community. PPI is over and above routine immunization.