Johnson & Johnson's single-dose COVID-19 vaccine safe and effective, says FDA paving way for approval
The vaccine was 66.1% effective in preventing moderate to severe disease and appeared safe, the US Food and Drug Administration said on Wednesday
AstraZeneca vaccine has higher efficacy against COVID-19 with a three-month gap between doses, says Oxford study
The study, published in The Lancet, suggests that the interval between doses can be safely extended to three months than a six-week gap as the first dose can offer up to 76 percent protection during that period
Booster shots will likely be needed, since new virus variants are spreading globally and likely to become the predominant strains.
The developments, which came nearly a week after 1 million doses of the vaccine arrived in South Africa, were a huge setback for the country.
However, AstraZeneca said it is yet to be fully determined whether the vaccine protects against severe disease caused by the highly transmissible coronavirus variant found in South Africa
Oxford claims the vaccine also reduces transmission, with as much as a 67 percent drop in the risk of a positive COVID-19 swab test.
It’s not yet known why reduced-dose of the Oxford vaccine showed better efficacy in trials, but it could be down to the viral vector.
'I don't trust them': Ayatollah Ali Khamenei bans import of Pfizer, AstraZeneca COVID-19 vaccines in Iran
Khamenei’s statement reflects decades of tense relations between Iran and the West which have not abated in the waning days of Donald Trump’s presidency
The approval comes as preparations for Morocco’s vaccine rollout have reached “advanced stages,” the Health Ministry said.
Serum institute banned from exporting Oxford-AstraZeneca's COVID-19 vaccine for several months: Adar Poonawalla
He said the vaccine can only be given to the Indian government and export of vaccines for COVAX, won’t begin until March or April.
As more COVID-19 vaccines get approval, experts debate if it's time for trial volunteers to get the real thing
In an ideal world, vaccine trial participants could hold off to discover whether they received the dummy shot or the vaccine. But experts agree the current circumstances are extraordinary
The only way to receive a jab in the UK is through the state-funded NHS, even though private clinics are receiving daily requests from patients attempting to jump the queue.
If successful, vaccines made in Australian would be shared with the country's neighbors, an official said.
Experts point out that the global distribution of a vaccine is necessary since none of us is safe until all of us are safe.
Serum Insititute has applied for regulatory approvals to start human trials of the vaccine in India starting August 2020.