Pfizer Chief Scientific Officer: after six months there likely is the risk of coronavirus reinfection as antibodies wane

Pfizer Chief Scientific Officer Mikael Dolsten said the recently reported dip in the vaccine’s effectiveness in Israel was mostly due to infections in people who had been vaccinated in January or February....More...

Israel: 62 cases of myocarditis following Pfizer coronavirus vaccination

About one in 100,000 people who received the Pfizer coronavirus vaccine suffered from myocarditis (inflammation of the heart muscle)  – a preliminary report by the committee of experts tasked by the Health Ministry to monitor the vaccine’s side effects has found....More...

Norway investigates 23 deaths of frail elderly patients after Pfizer vaccination

Doctors in Norway have been told to conduct more thorough evaluations of very frail elderly patients in line to receive the Pfizer BioNTec vaccine against covid-19, following the deaths of 23 patients shortly after receiving the vaccine....More...

CDC: Allergic reactions including anaphylaxis after receipt of the first dose of Pfizer-BioNTech coronavirus vaccine

“During December 14–23, 2020, monitoring by the Vaccine Adverse Event Reporting System detected 21 cases of anaphylaxis after administration of a reported 1,893,360 first doses of the Pfizer-BioNTech COVID-19 vaccine (11.1 cases per million doses); 71% of these occurred within 15 minutes of vaccination.”… ...More...

Italian vaccinated with Pfizer/Biontech vaccine is infected with Brazilian coronavirus variant 501YV2

A health professional at a hospital in L’Aquila, Italy, was infected with the variant Brazilian P.1 of the new coronavirus, even after being immunized with the vacina pharmaceutical company Pfizer in partnership with BioNTech.… ...More...

CDC: allergic reactions including anaphylaxis after receipt of the first dose of Pfizer BioNTech COVID-19 vaccine

During December 14–23, 2020, monitoring by the Vaccine Adverse Event Reporting System detected 21 cases of anaphylaxis after administration of a reported 1,893,360 first doses of the Pfizer-BioNTech COVID-19 vaccine (11.1 cases per million doses); 71% of these occurred within 15 minutes of vaccination

https://www.cdc.gov/mmwr/volumes/70/wr/mm7002e1.htm?s_cid=mm7002e1_w...More...