Moderna touts 'important milestone' as phase 3 study of its COVID-19 vaccine candidate begins

Moderna
(Image credit: Maddie Meyer/Getty Images)

A phase three study of a potential COVID-19 vaccine has officially begun in the United States.

Moderna announced on Monday that it has started dosing participants in the phase three trial of its COVID-19 vaccine candidate. This is the first phase three clinical trial of a potential coronavirus vaccine to begin in the U.S., CNN reports. Moderna says the study is expected to include 30,000 participants.

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Brendan Morrow

Brendan worked as a culture writer at The Week from 2018 to 2023, covering the entertainment industry, including film reviews, television recaps, awards season, the box office, major movie franchises and Hollywood gossip. He has written about film and television for outlets including Bloody Disgusting, Showbiz Cheat Sheet, Heavy and The Celebrity Cafe.