A man receives a dose of the Serum Institute of India's newly-launched nasal H1N1 vaccine, 'Nasovac', at a news conference in Mumbai on July 14, 2010. India's largest vaccine manufacturer, Serum Institute, announced the launch of its indigenously developed intra-nasal vaccine named Nasovac for preventing H1N1 infections. The single dose vaccine, fitted at the top of a syringe, is just to be sniffed once in each nostril making it a painless procedure. AFP