All four persons, who had arrived here from abroad in the last few days and were suspected to be suffering from H1N1 flu, have tested negative for the virus.
The samples taken from an NRI from Ontario in Canada, who was admitted to a hospital here after he complained of flu like symptoms on May 3, have also tested negative for the H1N1 virus, Professor of Respiratory Medicine at the Government Chest Hospital, Sudhakar told PTI.
The doctor said that the NRI, who was kept in isolation, has been discharged from the hospital after tests proved negative at the National Institute of Communicable Diseases, New Delhi."Since Sunday evening no new case was reported while the passenger from Ontario in Canada has been discharged from the hospital on Tuesday," he added.
About 3,000 passengers, coming from the US, Latin America and Europe, were screened during the last one week and
only four passengers from Mexico, San Francisco, Frankfurt and Ontario had reported some flu like symptoms.
The Andhra Pradesh Medical and Health Department with the coordination of Hyderabad International Airport
Authorities has deputed a team of doctors at the airport and Chest Hospital or the screening of the suspected patients.
Dr Sudhakar said a nodal agency which is looking after these disease is working round the clock to provide necessary
assistance to people.
