全国流感进入快速上升期，哪些疫苗、药品需求大？

Core Insights - The flu season in China has entered a rapid increase phase, with many provinces reaching moderate to high epidemic levels, leading to a significant rise in demand for flu vaccines and antiviral medications [1][4] Group 1: Flu Vaccine Supply and Demand - Flu vaccine and antiviral drug supplies remain stable across multiple regions, with no significant price increases reported, although some innovative and imported vaccines are experiencing temporary shortages [1][2] - There is a notable increase in flu vaccine appointment requests in northern provinces, with four-valent subunit flu vaccines facing tight inventory, while adult flu vaccines are generally available [2][3] Group 2: Targeted Vaccination Initiatives - Beijing has included school students and frontline workers in a free vaccination program, aiming to complete the initiative by the end of the month, with other regions extending vaccination hours for minors [3] Group 3: Antiviral Drug Demand Surge - The demand for antiviral medications has surged, with sales figures showing a 22-fold increase in flu medication transactions since the onset of the flu season, and specific products like Oseltamivir and Favipiravir seeing significant sales growth [4][5] Group 4: Drug Efficacy and Market Regulation - Current antiviral medications remain effective against circulating flu strains, with no evidence of increased virulence in flu viruses; regulatory bodies are actively monitoring and ensuring stable supply and pricing of these medications [5][6]