This process is a part of normal body functioning.ĬOVID-19 vaccines do NOT contain ingredients like preservatives, tissues (like aborted fetal cells), antibiotics, food proteins, medicines, latex, or metals. After the body produces an immune response, it discards all the vaccine ingredients just as it would discard any information that cells no longer need. This response helps protect you from getting sick with COVID-19 in the future. The Novavax COVID-19 vaccine includes harmless pieces (proteins) of the virus that causes COVID-19 they are pieces of what is often called the “spike protein.” These give instructions to cells in your body to create an immune response. Pfizer-BioNTech and Moderna COVID-19 vaccines also contain messenger RNA (mRNA) and the Johnson & Johnson/Janssen COVID-19 vaccine contains a harmless version of a virus unrelated to the virus that causes COVID-19. Sources: National Center for Biotechnology Information Nature Florian Krammer, Icahn School of Medicine at Mount Sinai.Exact vaccine ingredients vary by manufacturer. March Moderna begins a Phase 1 trial of a vaccine made specifically for the B.1.351 variant and a Phase 1 trial of a new, refrigerator-stable vaccine.Īpril 20 Some vaccinated people are professing loyalty to the brand they happened to have received.Īpril 25 Nearly 8 percent of Americans who got initial Pfizer or Moderna shots have missed their second doses.Īpril 29 Moderna announces they will produce 800 million to 1 billion doses in 2021, and plan to manufacture 3 billion doses in 2022. 25 Moderna announces they are working to produce between 600 million and a billion doses in 2021, and making investments to expand capacity up to 1.4 billion doses in 2022. 4, 2021 Israel authorizes the vaccine for emergency use.įeb. Each vaccinated person will require two doses. 31 The company expects to produce 20 million doses by the end of this year, and up to a billion doses in 2021. The first injections of its vaccine could start on Dec. authorizes the Moderna vaccine for emergency use. 2 Moderna registers a trial to test the vaccine on children between 12 and 18 years of age.ĭec. 30 Moderna applies for emergency use authorization from the F.D.A.ĭec. Researchers estimate that the vaccine has an efficacy rate of 94.1 percent, far higher than experts had expected when vaccine testing began. 16 Moderna announces preliminary data from its Phase 3 trial. 11 The United States government awards the company an additional $1.5 billion in exchange for 100 million doses, if the vaccine is authorized by the Food and Drug Administration. July 28 Moderna finds that the vaccine protects monkeys from the coronavirus.Īug. A quarter of the participants are 65 years or older. begin Phase 3 testing on 30,000 volunteers across the United States. July 27 After initial studies yield promising results, Moderna and the N.I.H. Researchers at the National Institutes of Health will oversee much of the research, including the clinical trials. March 16 Moderna scientists are the first to put a Covid-19 vaccine into human trials.Īpril 16 Moderna announces that the United States government will provide $483 million in support for the design and testing of Moderna’s vaccine. January, 2020 Moderna begins work on a coronavirus vaccine. A nurse prepares a shot of the Moderna vaccine.
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