Vaccines have been vigorously tested. mRNA technology in COVID vaccines has been around for decades
mNRA technology used in COVID vaccines has been around since the 1990s. We’re lucky this technology was there when we needed it most.
The vaccines have gone through the proper steps in the regulatory process. Clinical trials are evaluating investigational COVID-19 vaccines in tens of thousands of study participants to generate the scientific data and other information needed by FDA to determine safety and effectiveness.
As of August 17, 2021, more than 4.7 billion COVID vaccines (358 million in the U.S.) have been administered worldwide.
Learn more about the emergency authorization process.
Learn more about Pfizer’s full FDA approval.