Tag: efficacy
Israel: 5,770 vaccine breakthrough infections, 495 hospitalized, 123 died
The Israeli Health Ministry reported Thursday the efficacy of Pfizer’s coronavirus vaccine in preventing infection has dropped to 39% but the effectiveness in preventing severe illness still remains relatively high. More...
Israel: Pfizer vaccine effectiveness waning
“My colleagues @hillaalroy and @Meir_Marciano have tonight published the data leading the Israeli MoH to suspect that @pfizer vaccine’s immunity is waning.” More...
Israel: Hebrew University study finds Pfizer vaccine just 70% effective against Delta variant
In a separate report to the one we mentioned earlier where the efficacy of the Pfizer vaccine was estimated to be just 64%, a new study from the Hebrew University reports that the Pfizer vaccine is 70 percent effective against the new ultra-contagious Delta variant. More...
WSJ: are coronavirus vaccines riskier than advertised?
Wall Street Journal opinion: “not a single published study has demonstrated that patients with a prior infection benefit from Covid-19 vaccination. More...
Israel: Delta coronavirus variant – “The impression is that the Pfizer vaccine has efficacy against it, albeit a reduced efficacy,”
Israel has registered eight cases of a coronavirus variant first identified in India and believes that the Pfizer/BioNTech vaccine is at least partially effective against it, an Israeli health official said. More...
Israel detects resistance of South African coronavirus variant B.1.351 to Pfizer vaccine
An Israeli study released today in the country has shown that the South African variant of the coronavirus is more resistant than the British variant against the vaccine Pfizer, although it did not specify the degree of resistance. More...
Sinovac coronavirus vaccine – 27.7% effective within the first two weeks, 56.5% effective two weeks after the second dose
The study by the University of Chile found inoculation to be 56.5 percent effective in protecting recipients two weeks after the second dose, and 27.7 percent effective within the first two weeks. More...
Slovakia: The Sputnik V coronavirus vaccine batches used in the preclinical tests and clinical studies published in the Lancet do not have the same characteristics and properties as the vaccine batches imported into Slovakia
The vaccine batches used in the preclinical tests and clinical studies published in the Lancet do not have the same characteristics and properties as the vaccine batches imported into Slovakia. More...
AstraZeneca reports slightly lower efficacy of 76% for coronavirus vaccine following criticism of interim results
AstraZeneca has reported a slightly lower efficacy rate for its Covid-19 vaccine after the results of a US clinical trial were criticised as outdated. More...
AstraZeneca’s U.S. trial shows coronavirus vaccine is 79% effective
Preliminary results from a study examining the efficacy of the Oxford-AstraZeneca coronavirus vaccine indicate it is significantly effective at preventing severe illness from COVID-19. More...