有平台增长超500%！流感抗病毒药物购买人数激增，流感病毒出现变异了吗？H3N2是新病毒吗？科学防护指南请查收→

Core Insights - The demand for flu-related medications has significantly increased on Alibaba Health's platform, with antiviral drug purchases rising over 500% week-on-week, particularly for Mabalosavir, which saw a growth of over 600% [1][3][5] Group 1: Market Trends - The flu season has started earlier this year, leading to a rapid increase in flu activity across the country, with Beijing entering a high incidence period for respiratory infectious diseases [3][6] - Sales of Oseltamivir surged by 237% in the past week, while Mabalosavir saw an increase of 180% [3] - Online platforms like JD.com reported a 22-fold year-on-year increase in sales of flu medications, with Mabalosavir and Kewai seeing over 40-fold increases [6] Group 2: Consumer Behavior - There is a growing awareness among consumers regarding flu prevention and treatment, as evidenced by the significant rise in purchases of flu medications [1][5] - The demand for flu test kits and respiratory virus testing has also surged, with a 66% increase in orders for testing services [6] Group 3: Expert Insights - Experts warn that the H3N2 strain currently circulating is different from previous years, with lower immunity levels in the population, making it more transmissible [3][8] - The flu virus is known to undergo antigenic drift, leading to seasonal outbreaks, but this does not imply that the virus is becoming increasingly virulent [11][13]