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Genome Released
The SARS-CoV-2 genome was released. -
Studies
Preclinical studies for the vaccine start. -
The First Pfizer Vaccine Trial Started
The very first trial for the vaccine started to make sure it's safe. -
Phase 2 Vaccine Trial
The second phase for the pfizer vaccine started. -
Phase 3 Clinical Trial
The third trial for the vaccine started. -
Emergency Use
Some countries approved the vaccine for emergency use. -
FDA Releases Pfizer Data
The FDA released the data for the pfizer vaccine clinical trials on their website. -
First Pfizer Vaccine Given
The first pfizer vaccine outside of the trial was given to a 90 year old women in Northern Ireland. -
FDA Approves First Covid Vaccine
The FDA approved the very first Covid-19 vaccine. This vaccine was the Pfizer-BioNTech COVID-19 Vaccine. -
Pfizer Asks FDA to Approve Booster Shot
Pfizer has done research and now is asking for the FDA to approve a booster shot. -
Vaccine Loses Effectiveness
The Pfizer vaccine reduces the risk of being hospitalized with COVID-19 by 91% in the first four months, but reduces to 77% after 120 days. -
Booster Shot
The FDA has authorized a booster shot for the vaccine. -
FDA Approved Pfizer Booster Shot
The FDA approved a 3rd booster shot for the pfizer vaccine for certain candidates. -
Oral Vaccine
Pfizer has started researching how to take an oral vaccine instead of a shot. -
Children Getting the Vaccine
Pfizer has submitted their research to the FDA for kids 5-11 to get the vaccine.