When will a COVID-19 vaccine be approved? That is the foremost question globally as the COVID-19 pandemic—entering its 10th month—shows no sign of easing on its own. To answer that question, we first need to know when sufficient evidence of the safety and effectiveness of the candidate vaccines will be available.
We Could Know Soon How Effective the Potential COVID Vaccines Are
The FDA’s emphasis on safety means a vaccine is months away, but we can learn before that how well they work against the virus.




