The US Food and Drug Administration plans to release guidance on Tuesday outlining its conditions for approving a vaccine for the coronavirus, the Wall Street Journal reported, citing a summary of the guidance.
The agency would require drugmakers to show "clearly demonstrated" proof of a vaccine's safety and effectiveness through a clinical study, and at least 50% more effectiveness than a placebo, the report said.
There is currently no US-approved treatment or vaccine for the respiratory illness that has claimed over 126,100 lives in the country, according to a Reuters tally.
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