Covid-19 pill developers aim to top Merck, Pfizer efforts
An experimental Covid-19 treatment pill called molnupiravir being developed by Merck & Co Inc and Ridgeback Biotherapeutics LP.Reuters file As Merck & Co and Pfizer Inc prepare to report clinical trial results for experimental Covid-19 antiviral pills, rivals are lining up with what they hope will prove to be more potent and convenient oral treatments of their...