This website is created to promote the proper understanding of persons and the families of persons who are going to receive or have received a Pfizer COVID-19 vaccine about precautions before and after the vaccination.

Please understand that we do not provide medical judgments and advice on this website.

It is important for you to follow the instructions about Pfizer COVID-19 vaccine provided by the physician at the medical institution at which you are going to receive the vaccination.

If you have any questions or concerns about the vaccination, or if you find any changes in your physical condition or any symptoms after the vaccination, please consult with the physician immediately. Information about the vaccine provided on this website may be updated without advanced notice and differ from the information you will receive or have received from the physician when the vaccination is/was administered.

Information about the vaccine provided on this website is for those who live in Japan, and may differ from the information provided in individual countries.

This website does not provide information about other vaccines made by other companies, or information to compare different vaccines.