Six previously FDA-approved drugs appear promising against SARS-CoV-2 in laboratory testing

Tweaking COVID vaccines to fight variants won’t require big trials, FDA says - The regulatory agency is drawing on its experience with annually tweaked flu shots.

Researchers Suggest Prioritizing First Dose Of Covid-19 Vaccine For All — But FDA Not On Board Yet

Existing FDA Approved Drug Shown to Prevent Lung Damage in COVID Patients