Pfizer Begins Human Testing for Experimental Coronavirus Vaccine in the US

May 5, 2020

(CNBC) – Pfizer said Tuesday it has begun testing an experimental vaccine to combat the coronavirus in the United States. The U.S.-based pharmaceutical giant, which is working alongside German drugmaker BioNTech, said the first human participants in the United States have been dosed with the potential vaccine, BNT162. They began human trials of the experimental vaccine late last month in Germany.