Now is the time to get vaccinated against the flu. How to do it in the Russian Federation? And in Armenia, Serbia and other countries to which many Russians moved? And do you really need the vaccine? Now is the best time to get the annual flu shot. It takes about two weeks after vaccination for protection to form. That is, it is better to get vaccinated shortly before the flu starts to spread. At the same time, the protection gradually weakens, which means that if you get vaccinated too early, then by the end of the season the immunity will disappear. Open a website Mirror | telegram.