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Is it ethical to continue COVID-19 vaccine trials? – Medical News Today
With the recent authorization of two COVID-19 vaccines, we examine researchers’ responsibility toward trial participants who received placebo injections.

The recent authorization of two highly effective COVID-19 vaccines for emergency use in the United States poses an ethical dilemma for researchers conducting ongoing clinical trials. In particular, what is their responsibility toward participants who received placebo injections?
Over the past few weeks, the Food and Drug Administration (FDA) have given emergency use authorization (EUA) to two COVID-19 vaccines, one by Pfizer-BioNtech and one by Moderna.
As a result, in the coming months, millions…
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