Two elderly women who have social distance between them laugh together.
Both fell ill to COVID-19 during the April outbreak.Craig F. Walker/The Boston Globe/Getty Images

Pfizer announced Tuesday that its oral pill can help protect those at high risk of severe COVID-19.

Pfizer said that the pill should work against the Omicron variant, citing data from lab studies.

"Final data available from all high-risk patients … confirmed prior results of interim analysis showing PAXLOVID reduced risk of hospitalization or death by 89% (within three days of symptom onset) and 88% (within five days of symptom onset) compared to placebo; no deaths compared to placebo in non-hospitalized, high-risk adults with COVID-19," the statement said.

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