In Orissa, the death toll due to swineflu rose to 22 today with three more persons, including two children, succumbing to the virus-borne disease in different hospitals in Bhubaneswar.Official sources said, of the total swab tests conducted so far, 87 have been found to be positive to H1N1 virus. Seven more samples have been sent for swab test today. Steps have been taken to ensure adequate supply of Tamiflu medicine for treatment of the disease as well as vaccines as preventive measure against the influenza in the state.