Are any category C medication being used for the treatment of swine flu H1N1 S-OIV?

Oseltamivir (Tamiflu) is a Category C medication that is used to treat swine flu H1N1 S-OIV. It is an antiviral medication that works by blocking the action of the neuraminidase enzyme, which is essential for the virus to spread and infect other cells. Oseltamivir is effective in reducing the symptoms and duration of swine flu, and it can also help to prevent serious complications, such as pneumonia and hospitalization.