[Accused by the US Texas prosecutor of "improperly stating the effectiveness of COVID-19 vaccine" Pfizer responded.] On November 30 local time, the US Texas Attorney General Paxton sued Pfizer, accusing the company of improperly stating the effectiveness of COVID-19 vaccine, requiring the judge of the Texas court to impose a fine of more than 10 million dollars, and ordered Pfizer not to publicly discuss the effectiveness of its vaccine. Pfizer said that the company "places the safety and effectiveness of therapeutic drugs and vaccines at the highest level, and the company's statement on its COVID-19 vaccine is accurate and scientifically based".