2008 h5n1 outbreak in west bengal 2008 h5n1 outbreak in west bengal the 2008 bird flu outbreak in west bengal is an occurrence of avian influenza in west bengal, india that began on january 16, 2008. the infection was caused by the h5n1 subtype of the influenza a virus and occurred in at least thirteen districts, including birbhum, nadia, murshidabad, burdwan, hooghly, cooch behar, malda, bankura, purulia, howrah, west midnapore, south 24 parganas and south dinajpur and several new inclusion are reported daily. a range of precautions has been instituted including a large cull of chickens, eggs, and poultry birds, the imposition of segregation zones, and a disinfection programme for the plant. the government had put a blanket ban on the movement of poultry birds from west bengal. influenza (flu) types avian a/h5n1 subtype canine equine swine a/h1n1 subtype vaccines 2009 pandemic pandemrix live attenuated seasonal flu vaccine brands treatment amantadine baloxavir marboxil laninamivir oseltamivir peramivir rimantadine umifenovir zanamivir pandemics 1889-1890 russian flu 1918 spanish flu 1957-1958 asian flu 1968 hong kong flu 1977 russian flu 2009 swine flu outbreaks 1976 swine flu 2006 h5n1 india 2007 australian equine 2007 bernard matthews h5n1 2008 west bengal 2015 united states h5n2 outbreak 2020–2022 h5n8 outbreak