The findings are based on an interim analysis conducted after 94 participants contracted Covid-19
An independent panel will conduct the first analysis when it reaches 32 infections.
Moderna said earlier this month it was going to apply for real-time reviews of its experimental Covid-19 vaccine to Europe, following rolling reviews of shots of its rivals Pfizer Inc and AstraZeneca
Pfizer said in a presentation that the independent monitor which will determine whether or not the trial has been successful has not conducted any interim efficacy analyses yet
People around the world are counting on a vaccine to control the spread of the coronavirus, which has killed more than a million people and ravaged the global economy
Safety review dictates the timeline, with the Food and Drug Administration requiring that at least half the people in the study be watched for side effects for two months
It would be the first time that Pfizer or any other leading Western vaccine developer provided such a specific timeline.
SYDNEY (Reuters) - The New Zealand government signed a deal on Monday to buy 1.5 million COVID-19 vaccines from Pfizer Inc and Germany's BioNTech <22UAy.F>, with delivery potentially as early as the first quarter of 2021.
The announcement by the European Medicines Agency (EMA) could speed up the process of approving a successful vaccine in the bloc
Pfizer's German development partner BioNTech on Thursday joined other leading Covid-19 vaccine developers in ruling out participation in British plans to test experimental inoculations
J&J became the fourth vaccine maker to move its candidate into late-stage human studies in the US
'Pfizer's doing really well', Trump said in an interview
WASHINGTON (Reuters) - U.S. President Donald Trump on Monday suggested Pfizer Inc could secure the first U.S. approval of a COVID-19 vaccine in coming weeks, saying a contender by Johnson & Johnson could come later.
The companies, Moderna and Pfizer, revealed details about how participants are being selected and monitored
Pfizer's clinical trial protocol outlines for the company, scientists and regulators how the drugmaker could show that its vaccine meets efficacy and safety standards set by USFDA
The US Food and Drug Administration (FDA) will have to approve the change in the Phase 3 Covid-19 vaccine trial before it goes into effect
The promise to play by established rules underlines a highly politicised debate over what action is needed to rein in Covid-19 quickly and to jumpstart global business and trade
Biotech firm BioNTech said on Monday it widened an ongoing pivotal global study of its Covid-19 vaccine candidate to include testing in its home country of Germany
The companies said the vaccine was well tolerated with mild to moderate fever in fewer than 20% of the participants
The Cambridge, Massachusetts, biotech's $1.5-billion deal pays out in full if its vaccine receives regulatory clearance by January 31, 2021