Baloxavir belongs to the group of antiviral drugs that contain an endonuclease inhibitor of acidic polymerase PA, which is active against influenza A and B. However, during treatment with Baloxavir may cause some side effects. unexpected. Therefore, before using Baloxavir, patients need to learn carefully about the drug and follow the doctor's instructions when treating with Baloxavir.

Infants and young children are at higher risk for complications from the flu. Flu symptoms are more severe than cold symptoms and can include fever, chills, body shaking, dry cough, fatigue, vomiting, and diarrhea. The flu can be spread through contact with an infected person or contaminated surfaces.

Although not as dangerous as other flu diseases, A/H1N1 flu can cause pneumonia and secondary infections, and more seriously, can cause multiple organ failure and lead to death in some at-risk subjects, especially chronic patients and those with underlying diseases.