Brother Wease got an antibody treatment for Covid-19 on Thursday. He was treated with the drug Bamlanivimab. Eli Lilly found this particular antibody treatment can actually prevent COVID-19. Company officials say they tested the treatment on more than 1,000 people and found it lowered the risk of catching COVID-19 by as much as 80 percent. Currently, antibodies are used to treat people who have tested positive for COVID-19. Medical experts say it reduces hospital stays and lowers the chance of dying.