The woman in charge of procuring imaginable Covid-19 treatments for Britain said a completely effective vaccine might never be developed, and that any early versions that do get approved might not work at all for some people.
There is not any clinically proven vaccine against the coronavirus, though almost 200 candidates are in development worldwide, and late-stage trial results are expected for the first of them by the end of 2020.
“Alternatively, we have no idea that we will be able to ever have a vaccine at all. It is very important guard against complacency and over-optimism”, Kate Bingham, the chair of the United Kingdom Vaccines Taskforce, wrote in a piece of writing published overnight in The Lancet medical publication.
“The first generation of vaccines is likely to be imperfect, and we will have to be prepared that they may not prevent infection but somewhat minimize symptoms and, even then, might not work for everyone or for long.”
Bingham wrote that the Vaccine Taskforce recognised that “many, and maybe all, of these vaccines could fail”, adding the point of interest has been on jabs that are expected to elicit immune responses in those over 65.
Surroundings Minister George Eustice said on Wednesday that a vaccine will be the answer to the Covid-19 crisis, but that Bingham’s analysis was once “probably correct.”
“It is too early to say exactly when that vaccine will come,” he told Sky News. “There’s at all times a large number of doubt and uncertainty with vaccines.”
Bingham also cautioned that the global manufacturing capacity for vaccines was once vastly insufficient for the billions of doses that were needed, and that Britain’s manufacturing capability to date had been “equally scarce”.
With over 900,000 infections and more than 45,000 deaths, Britain’s Covid-19 epidemic has been probably the most world’s deadliest, and on Tuesday day by day fatalities hit their highest level since May.
Prime Minister Boris Johnson is the use of a strategy of native lockdowns to check out and contain its second wave, which reports in the Telegraph newspaper said the government was once expecting to be more lethal than the first.
Britain has agreed provide deals for six vaccine candidates, including treatments being trialled by AstraZeneca, Sanofi and Pfizer.
(This story has been published from a wire agency feed without modifications to the text.)
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