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Pfizer s vaccine worked against five coronavirus variants in the first lab study to directly compare them.
It added more evidence that both doses may be needed to protect against emerging variants.
Most people who get two doses would be protected against the variant initially from India, the researchers said.
A leading UK expert has said it s critical that people get two doses of Pfizer s COVID-19 vaccine to protect against emerging variants, after a lab study found the shot produced the lowest antibody response against the variant from India, especially after one dose.
LONDON: Britain's medicine regulator on Friday approved Johnson & Johnson's Janssen Covid-19 vaccine for use, with the government adding it had cut its order for the vaccine by 10 million doses.The shot is the fourth Covid-19 vaccine approved in Britain, and the government said it would be available for use later in 2021 without specifying when.Britain.
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