Pfizer Says Early Data Signals COVID-19 Vaccine Is Effective

Pfizer announced Monday that a COVID-19 vaccine developed with its partner, BioNTech, has proved to be more than 90% effective and that it plans to ask regulators for permission to sell the shot before the end of this month if pending data shows it is safe.

"Hopefully now we can move on and get this vaccine out there and make sure it’s doing what it’s supposed to do and stop” the virus, said Kathrin Jansen, Pfizer’s head of vaccine research and development, reports The Wall Street Journal.

According to...