Pfizer seeks emergency use authorization for Covid-19 antiviral pill
The pill, called Paxlovid, was slightly less effective when given up to five days after patients presented symptoms, Pfizer said.
The pill, called Paxlovid, was slightly less effective when given up to five days after patients presented symptoms, Pfizer said.
The pill, called Paxlovid, was slightly less effective when given up to five days after patients presented symptoms, Pfizer said.
The pill, called Paxlovid, was slightly less effective when given up to five days after patients presented symptoms, Pfizer said.
People who originally received the Johnson & Johnson vaccine benefited significantly more from a messenger RNA booster than a second J&J dose.
Their efforts are the latest sign the Delta variant’s rise and increasing Covid-19 cases among young children have alarmed health officials.