Stalled at first jab: Vaccine shortages hit poor countries LONDON (AP) — As many as 60 countries, including some of the world’s poorest, might be stalled at the first shots of their coronavirus vaccinations because nearly all deliveries through the global... AP NEWS

LONDON (AP) — As many as 60 countries, including some of the world’s poorest, might be stalled at the first shots of their coronavirus vaccinations because nearly all deliveries through the global program intended to help them are blocked until as late as June.

Scientists work toward an elusive dream: a simple pill to treat Covid-19 As simple as that sounds, the process of actually developing new antiviral treatments is overwhelmingly complicated. Damian Garde STAT

The world has vaccines that can prevent most cases of Covid-19. It even has drugs that can help with the most serious symptoms of the disease. Now what it needs is a Tamiflu for SARS-CoV-2.

A White House official warned Johnson & Johnson Covid vaccines will be scarce until a troubled plant gains regulatory approval

Supplies of Johnson & Johnson’s one-dose coronavirus vaccine will be extremely limited until federal regulators approve production at a Baltimore manufacturing plant under scrutiny, the White House’s pandemic response coordinator said Friday.

With allocations of the Johnson & Johnson vaccine set to plunge by 86 percent next week, governors across the country warned that the loss of the supplies they were counting on would set back their vaccination drives, which have used the shot in more transient, isolated and rural areas where the one-dose vaccine has appealed to many Americans. The other two vaccines, made by Moderna and Pfizer-BioNTech, continue to flow out to the states at high volume.