The Vital Drop: Communication for Polio Eradication in India explains why. communication is critical in ensuring the success of public health initiatives. Since a significant outbreak of polio in the country in 2002, several innovative. strategies were introduced to ensure better outreach and efficacy of the intensified. pulse polio initiative. This book records the communication journey that began. in 2002 through important innovations aimed at including segregated and marginalised. populations, as well as a very successful mass media campaign featuring cine star. Amitabh Bachchan. An importa.