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  2. COVID-19 vaccine - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccine

    How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...

  3. COVID-19 vaccination in the United States - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccination_in...

    The COVID-19 vaccination campaign in the United States is an ongoing mass immunization campaign for the COVID-19 pandemic in the United States.The Food and Drug Administration (FDA) first granted emergency use authorization to the Pfizer–BioNTech vaccine on December 10, 2020, [7] and mass vaccinations began four days later.

  4. mRNA vaccine - Wikipedia

    en.wikipedia.org/wiki/MRNA_vaccine

    The COVID-19 mRNA vaccines from Moderna and Pfizer–BioNTech have efficacy rates of 90 to 95 percent. [citation needed] Prior mRNA, drug trials on pathogens other than COVID-19 were not effective and had to be abandoned in the early phases of trials. The reason for the efficacy of the new mRNA vaccines is not clear.

  5. COVID-19 pandemic - Wikipedia

    en.wikipedia.org/wiki/COVID-19_pandemic

    A COVID-19 vaccine is intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2), the virus that causes coronavirus disease 2019 . Prior to the COVID-19 pandemic, an established body of knowledge existed about the structure and function of coronaviruses causing diseases like severe acute ...

  6. Operation Warp Speed - Wikipedia

    en.wikipedia.org/wiki/Operation_Warp_Speed

    On July 22, 2020, the U.S. government placed a conditional advance-purchase order of $2 billion with Pfizer to manufacture 100 million doses of a COVID-19 vaccine, with an option for 500 million more, for use in the United States if the vaccine was shown to be safe, effective, licensed, and authorized by the Food and Drug Administration (FDA).

  7. Novavax COVID-19 vaccine - Wikipedia

    en.wikipedia.org/wiki/Novavax_COVID-19_vaccine

    In October 2024, the CHMP gave a positive opinion to update the composition of Nuvaxovid, a vaccine to target the SARS-CoV-2 JN.1 variant of the virus that causes COVID-19 following the recommendations issued by EMA's Emergency Task Force to update COVID-19 vaccines for the 2024/2025 vaccination campaign.

  8. COVID-19 vaccination in Malaysia - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccination_in...

    The National COVID-19 Immunisation Programme (Malay: Program Imunisasi COVID-19 Kebangsaan), abbreviated as NIP or PICK, was a national vaccination campaign implemented by the Malaysian government to curb the spread of coronavirus disease 2019 (COVID-19) and to end the COVID-19 pandemic in Malaysia by achieving the highest possible immunisation ...

  9. Vaccine hesitancy - Wikipedia

    en.wikipedia.org/wiki/Vaccine_hesitancy

    A protest against COVID-19 vaccination in London, United Kingdom. In mid-2020, surveys on whether people would be willing to take a potential COVID-19 vaccine estimated that 67% or 80% of people in the US would accept a new vaccination against COVID-19. [292] [293]

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