WASHINGTON (AP) — President Joe Biden's administration is taking steps to expand availability of the life-saving COVID-19 antiviral treatment Paxlovid, as it seeks to reassure doctors that there is ample supply for people at high risk of severe illness or death from the virus.

Paxlovid, produced by Pfizer, was first approved in December. Supply of the regimen was initially very limited, but as COVID-19 cases across the country have fallen and manufacturing has increased it is now far more abundant. The White House is now moving to raise awareness of the pill and taking steps to make it easier...