Could a covid pill by Pfizer stop you from getting sick?

Could a covid pill by Pfizer stop you from getting sick?

According to Pfizer's CEO, this pill could keep you from getting really sick. You'd take it when you first start getting symptoms. » Subscribe to WUSA9: https://bit.ly/2lO8e2F FOLLOW US ON SOCIAL MEDIA – Twitter:   / wusa9   Facebook:   / wusa9   Instagram:   / wusa9   NEWS TIPS – Email: [email protected]