The Centre is gearing up to start largest vaccination drive for Covid-19 (Novel Coronavirus) soon. 30 crore frontline workers are put into 6 categories and they will be vaccinated during first phase. The first category consists of police, civil defence, home guards personnel. Second category has paramilitary personnel, while municipal workers come in third list. Distaster management professionals are in fourth category. Fire safety personnel and prison staffers are in fifth category. The Union Health ministry has released 88-page document which contains detailed information to guide national, state and district level communication activities to enable information about Covid-19 vaccines and vaccination process reaches all people, across all states in the country.