Eli Lilly CEO on filing for FDA emergency use of Covid-19 antibody drug

Eli Lilly CEO David Ricks joins CNBC's "The Exchange" to break down why it is now filing for emergency FDA approval for its antibody drug that may be used to treat coronavirus. First, all doses of the monotherapy appear very safe, he says. We're confident in the safety of this approach. Across all the doses we studied we saw a significant reduction in viral load early in the disease. When we look at other parameters like symptom reduction, all doses perform well.