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An article published by the journal Nature on 6 July 2021 cited data released by the United Arab Emirates on some 81,000 individuals who had received Sputnik V, according to which the vaccine demonstrated an efficacy of 97.8% in preventing symptomatic COVID-19, and 100% efficacy in preventing severe complications.
Moderna has launched a trial of a vaccine to tackle the Beta variant or lineage B.1.351. [461] On 17 February 2021, Pfizer announced neutralization activity was reduced by two-thirds for this variant, while stating that no claims about the efficacy of the vaccine in preventing illness for this variant could yet be made. [462]
English: Sputnik V efficacy for different conditions. Data from: Logunov D. Y. et al. Safety and efficacy of an rAd26 and rAd5 vector-based heterologous prime-boost COVID-19 vaccine: an interim analysis of a randomised controlled phase 3 trial in Russia.
Pfizer and Moderna vaccines are both safe and have similar effectiveness at preventing COVID-19 illness. Clinical trial data when they were first released in December 2020 showed 95% efficacy for ...
The experimental vaccine, which met the main trial goal, was being tested in more than 11,000 people aged 12 years and older. The shot showed superior efficacy in adults than the current vaccine ...
1 dose of new Pfizer, Moderna, or Novavax vaccine. First-time vaccine recipients who opt for Novavax need 2 doses. Children 5 to 11. 1 dose of new Pfizer or Moderna vaccine. Children 6 months to 4 ...
Vaccine Initial effectiveness by severity of COVID-19 Study location Refs Asymptomatic Symptomatic Hospitalization Death Oxford–AstraZeneca
News. News. Entertainment. Lighter Side. ... so in most cases it'll take six weeks with Moderna, compared to 13 weeks with Pfizer. ... Moderna's vaccine had an efficacy of 37% in kids 2 to 5 years ...