全国流感进入快速上升期

Core Viewpoint - The article highlights the significant increase in flu activity across China, with many provinces experiencing high levels of flu cases, leading to a surge in demand for flu vaccines and antiviral medications [3][4][5]. Vaccine Supply and Demand - Flu vaccine demand has surged, particularly in northern provinces like Beijing, Liaoning, and Shaanxi, with reports of full appointment schedules for vaccinations [5][6]. - While the supply of quadrivalent flu vaccines is stable, there is a noted shortage of innovative vaccines such as nasal spray and subunit vaccines in some areas [5][6]. - The availability of flu vaccines for children aged 6-35 months remains stable, with sufficient stock reported across various community health service centers [5][6]. Antiviral Medication Demand - There has been a dramatic increase in the demand for antiviral medications, with sales figures showing a 22-fold increase in flu medication sales since the onset of the flu season [8][9]. - Specific antiviral products like Oseltamivir and other flu medications have seen sales growth of 4.5 times and 5 times, respectively, in the latest week [9]. - The current flu season is characterized by the predominance of the H3N2 strain, but existing antiviral treatments remain effective against the circulating strains [9][10]. Regulatory Actions - To ensure the stability of antiviral medication supply and pricing, regulatory authorities in various regions, including Beijing and Qinghai, have initiated special inspections to prevent price gouging [10].