Dubai: The landscape of single-dose vaccines against COVID-19 just got more interesting. On Sunday, US health authorities approved the Janssen vaccine as a single-shot against COVID, with 78% efficacy. This is seen as a “game changer” in the global counter-coronavirus drive.
Data from the clinical trials and massive vaccination rollouts lead some experts to make a case for single shots from Pfizer and Moderna vaccines, too. The latter two are messenger RNA vaccines currently being rolled out in North America, Europe and the Middle East as a double dose.
With millions of doses per day being administered, there’s a decent amount of information for data scientists to crunch. Some experts argue this delayed or “fractional” dosing, could help the world achieve herd immunity sooner. Other scientists oppose the strategy. Here’s the lowdown on single-dose COVID shots:
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Covid-19
Can Pfizer and Moderna End the Pandemic by Sharing Their Vaccine Designs? It’s Not that Simple
Feb 19, 2021 12:03 PM By Kaiser Health News Could Pfizer and Moderna speed up vaccine distribution by sharing their technology? AFP / Ina FASSBENDER
by Samantha Putterman, PolitiFact
“Pfizer and Moderna could share their design with dozens of other pharma companies who stand ready to produce their vaccines and end the pandemic.” Feb. 3 in a Facebook post
This story was produced in partnership with PolitiFact.
Vaccine makers Pfizer and Moderna earned praise for creating highly effective covid-19 vaccines in record time. But are they inadvertently hurting the public by not sharing their technology with other pharmaceutical companies to help speed up vaccine manufacturing and distribution?
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