A school in New Delhi was closed down on Friday after one of its student tested positive for H1N1 virus.
Authorities closed down Sanskriti School as precautionary measure, after a sixth grade student was detected with swine flu.
So far five new cases of swine flu have been reported from the national capital. Of the five, three are school students.
Three new screening centres were opened at New Delhi at Pandit Madan Mohan Malviya Hospital, Safdarjung Hospital and Lady Hardinge Medical College.
Meanwhile, following the rise in number of H1N1 cases, an alert has been sounded in Uttarakhand.
The doctors at the Doon Hospital in Dehradun, said they have come across only one swine flu case so far but are well prepared to deal with more patients.
"We have made two isolation wards for the patients coming to us with swine flu. If the patient has swine flu symptoms, then we give him medicines and his sample is sent to NICD and if it is positive then he is put on treatment," said RK Pant, Chief Medical Superintendent, Doon Hospital.
According to reports, the total numbers of swine flu cases have risen to 616 in the country.
India recorded its first H1N1 case in Hyderabad in May and since then the virus has spread across the country with dozens of cases from Pune itself.