Paper II
2022 May (Supplementary) (2010 Scheme) · 40 marks · 120 min

Question

Pulse polio programme.

Q122 marksShort Notes

Answer

The Pulse Polio Programme is a mass Supplementary Immunization Activity (SIA) launched in India (1995) as part of the WHO’s Global Polio Eradication Initiative, administering Oral Polio Vaccine (OPV) to all children under 5 during periodic National/Sub-National Immunization Days, regardless of prior immunization status.

Rationale: covers children who missed routine doses; boosts mucosal (intestinal) immunity even in previously vaccinated children; overcomes vaccine “take” failures from maternal antibody interference or malnutrition through repeated dosing.

Outcome: India was certified polio-free in 2014, substantially attributed to sustained, high-coverage Pulse Polio campaigns combined with strong acute flaccid paralysis (AFP) surveillance; the programme continues in modified form to guard against reimportation.

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