In the dog days, the temperature continues to rise, the air humidity is higher, and the pathogens are more likely to multiply, which brings an opportunity for influenza. At present, some southern provinces, including Hunan, are in the seasonal influenza epidemic period in summer. Influenza surveillance data also confirm that the intensity of influenza activity this year is much higher than that of the same period last year.
Influenza vaccination is an effective measure to prevent influenza. On July 30, the reporter learned from the “Hunan Province 2022 Influenza Prevention and Control Symposium” that the first batch of quadrivalent influenza vaccines for children in China will land in Changsha in mid-August, and infants aged 6 months to 35 months can be vaccinated.
It is understood that the influenza vaccination rate of the entire population in my country is less than 5%, and the population is generally susceptible to influenza virus. The latest research published in The Lancet shows that patients infected with both Covid-19 and the flu have a 4.14 times higher risk of needing ventilator treatment and a 2.35 times higher risk of death than patients infected with Covid-19 alone.
Gao Lidong, director of the Hunan Provincial Center for Disease Control and Prevention, reminded that the whole society needs to pay attention to influenza prevention and control, especially in accordance with the “Technical Guidelines for Influenza Vaccination in China (2021-2022)”, vigorously promote medical personnel, The elderly, young children and other priority groups are vaccinated against influenza to reduce the risk of infection and severe illness.
“From June to July this year, Hunan experienced a summer peak of influenza that was significantly higher than that of previous years, and the number of cases in medical institutions at all levels increased significantly.” Deng Zhihong, chief physician of the Hunan Provincial Center for Disease Control and Prevention, introduced that generally It is said that winter and summer are flu-prone seasons. Usually, 2-4 weeks after influenza vaccination, antibodies with protective levels can be produced, and the antibody titers begin to decay after 6-8 months. In order to prevent winter flu, Deng Zhihong recommends getting the flu vaccine from October to November.
Children are susceptible to influenza. Luo Ruping, director of the Department of Infectious Diseases of Hunan Children’s Hospital, introduced that in June this year, the highest daily outpatient visits of fever clinics in Hunan Children’s Hospital reached 700, much higher than the same period in previous years. “Influenza vaccination for children is the most economical and effective intervention for influenza prevention and control.”
It is understood that the influenza vaccines previously used for children under the age of 3 are only trivalent with three serotypes Vaccine, Hualan Bio has broken through technical barriers and developed a quadrivalent influenza vaccine for children to prevent one more influenza B virus subtype, filling the gap of previous influenza B prevention, and bringing more comprehensive influenza protection to infants and young children in the younger age group. . The children’s quadrivalent influenza vaccine is suitable for people aged 6 months to 35 months. It will be launched in Changsha in mid-August. The general public can make an appointment for consultation through various community health service centers.
Xiaoxiang Morning News reporter Xia Sheng correspondent Zhang Yana
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