What are the preventive medications for influenza A and B?

Influenza B virus infection is a disease that nearly everyone is at risk of contracting. Influenza B virus can cause serious harm to most people, so prevention and protection are extremely important. An effective method to prevent influenza B virus infection is using the influenza A virus vaccine. The influenza A virus vaccine is developed based on human immune mechanisms and can stimulate the body to produce immunity against the invasion of influenza B virus. The effectiveness and safety of the influenza A virus vaccine are widely recognized; it can effectively prevent influenza B virus infection and reduce the risk of viral infection. Currently, the influenza A virus vaccine has been widely promoted and used around the world. Therefore, using the influenza A virus vaccine is an effective measure for preventing influenza B virus infection. We encourage everyone to take preventive actions to protect themselves from harm caused by the influenza B virus.