CDC urges wider usage of antivirals to combat flu This season’s influenza outbreak is shaping up to be one of the worst in years, with high degrees of flu activity in 46 states, in part because the vaccine available is not a match to the virus strain that’s causing the outbreak generisk-tadalafil.com/varum-rkt-eller-generisk-cialis.html . The U.S. Centers for Disease Control and Prevention reports that while flu activity offers begun to decline in some parts of the country, it’s still raising in others. Though we are about through the common flu season halfway, it’s still prematurily. To tell when precisely this year’s outbreak will end, so most Americans are in risk so you can get sick still.