Video: Instagram Posts Spread Texas Lawmaker’s False Claims on Vaccine Testing

In this video, FactCheck.org and Univision Noticias teamed up to debunk false claims, spreading on social media, that were made by a state senator in Texas about vaccine safety. 

All three of the COVID-19 vaccines administered in the U.S. went through clinical trials involving tens of thousands of participants each. The Food and Drug Administration reviewed the safety data of those trials before granting them emergency use authorization, or full approval in the case of the Pfizer/BioNTech vaccine.

Testing in animals also took place. A study showed that monkeys vaccinated with the Moderna vaccine and then intentionally infected with coronavirus rapidly...