Kathmandu, 5 March: The government is to administer the second dose of vaccine against Covid-19 to people, who have received the first dose, from April 20 to 28.Preparations have been made for administering the second dose from April 20 to 28, according to the Ministry of Health and Population. The first dose of the Covishield vaccine was administered to the health workers, security personnel and journalists working in the frontline as well as the staff of the diplomatic missions from January 27 to February 12. Around 429 thousand persons received the first dose of the vaccine. People's News Monitoring Service