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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.
A vaccine is generally considered effective if the estimate is ≥50% with a >30% lower limit of the 95% confidence interval. [6] As of September 2021, no study on Sputnik Light reported confidence intervals, so it is not possible to know the accuracy of the estimates. Effectiveness is generally expected to slowly decrease over time. [7]
Russia's Sputnik V COVID-19 vaccine, using similar technology to AstraZeneca's COVID-19 vaccine, in November 2021 introduced a COVID-19 booster called Sputnik Light, which according to a study by the Gamaleya Research Institute of Epidemiology and Microbiology has an effectiveness of 70% against the delta variant. [25]
The shingles vaccine is a two-dose series and provides protection for at least seven years, Tonizzo said. “It’s safe in everyone and is 90% to 95% effective.
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The trial testing the immune response of co-administration of GSK's blockbuster vaccines, Shingrix and Arexvy, in adults over 50 years of age, met the main goal of the study. The co-administration ...
A zoster vaccine is a vaccine that reduces the incidence of herpes zoster (shingles), a disease caused by reactivation of the varicella zoster virus, which is also responsible for chickenpox. [8] Shingles provokes a painful rash with blisters, and can be followed by chronic pain ( postherpetic neuralgia ), as well as other complications.
If you're a healthy adult age 50 or above, you should get vaccinated against shingles, medical experts say. The vaccine they recommend is Shingrix. With its more than 90 percent success in ...