Prayaraj: As many as 2,511 recipients aged between 18 and 44 years were administered the first dose of Covid-19 on Tuesday. The vaccination drive was conducted at 10 sites including four rural and six urban centres in the district on Tuesday. However, officials of the health department on Tuesday claimed to have vaccinated a total of 5,686 recipients, including beneficiaries above 45 years of age and those between 18 and 44 years. The vaccination of beneficiaries between 18 and 44 years of age is taking place six days in a week, from Monday to Saturday from 9 am to 5 pm.