COVID-19 Vaccine Developers Adjust Phase 3 Trial Protocols to Allow Authorized Vaccines | 2020-12-17
The Pharma Data
DECEMBER 17, 2020
COVID-19 vaccine developers are faced with an ethical quandary — whether to let phase 3 trial participants become “unblinded” and to receive authorized vaccines as they become available, which could hinder the collection of meaningful trial data. Pfizer, which has received emergency approvals in the U.S.
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