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VACCINE PLACEBO TESTING
New plant-based Covid vaccine 70 per cent effective against variants: StudyThe vaccine developed by researchers at Canadian biotechnology company Medicago contains coronavirus-like particles (CoVLP) produced in pla...
Tardy Covid vaccine makers under fire for trials in developing nationsVaccine developers only bringing shots to the testing phase now are finding it an uphill battle, with the developed world so highly vaccina...
Sanofi drops plans for messenger RNA vaccine against virusThe Paris-based company said it will continue to develop another vaccine candidate that is already undergoing late stage human trials. That...
Cadila Healthcare Working on Needle-free, 2-Dose VaccineThe drug company is conducting phase-3 trials with over 20,000 participants to test whether its three-dose vaccine ZyCoV-D prevents virolog...
Pfizer COVID-19 shot 91% effective in updated data, protective against South African variantThe shot was also 100% effective in preventing illness among trial participants in South Africa, where a new variant called B1351 is domina...
Better Covid vaccines are coming, WHO’s chief scientist saysSix-to-eight new immunizations may complete clinical studies and undergo regulatory review by the end of the year, Soumya Swaminathan, the ...
Recruiting trial volunteers for future Covid vaccines may get difficult: CEPIRegulators around the world should be prepared for this by adapting to a pooled network of biomarkers to approve vaccines, the organisation...
Study: Russia's Sputnik V vaccine appears safe, effectiveResearchers say based on their trial, which involved about 20,000 people in Russia last fall, the vaccine is about 91 per cent effective an...
Moderna says its COVID-19 vaccine may prevent asymptomatic infectionThe vaccine maker said in briefing documents it submitted to the U.S. Food and Drug Administration released on Tuesday that it had not yet ...
J&J starts two-dose trial of its COVID-19 vaccine candidateThe U.S. drugmaker plans to enrol up to 30,000 participants for the study and run it in parallel with a one-dose trial with as many as 60,0...
Shot in the dark: Early coronavirus vaccine efficacy explainedThe jump to mass vaccinations presents new hurdles, in particular for an mRNA vaccine like Pfizer and BioNTech's that must be stored and sh...
Shot in the dark: Early COVID-19 vaccine efficacy explainedTypically, regulators strive to have at least 95% certainty that the trial read-out is not the result of random variations with nothing to ...
Chinese COVID-19 vaccine candidate shows promise in human trial: StudyThe latest study, published in The Lancet Infectious Diseases journal, included participants aged between 18 and 80 years, and found that a...
As pandemic continues across the globe, where are we in the coronavirus vaccine race?The U.S. Food and Drug Administration has said it will not approve a vaccine unless it is both effective and safe. On Tuesday, it added mor...
WHO recommends a ‘solidarity trial’ to speed up vaccineParticipants will be enrolled continuously during the trial and vaccine candidates that are not working will be dropped from testing.
Bharat Biotech’s Chikungunya vaccine enters phase-1 clinical trialsIn a statement, the company said “the placebo controlled study involving 60 healthy volunteers would test escalating doses of the vaccine i...
- HIV vaccine efficacy study begins in South Africa
Washington, Nov 29 (IANS) The first HIV vaccine efficacy study in seven years has begun in South Africa to test whether a modified vaccine ...