Topic: Food and Drug Administration

President Donald Trump is again clashing with top U.S. health officials over a COVID-19 vaccine, this time over plans to tighten study requirements to better ensure a vaccine is safe and effective.

Becoming ill with both COVID-19 and the seasonal flu is possible -- but it's unclear whether one virus makes the other one worse, experts said this week.

The nation's leading infectious diseases expert, Dr. Anthony Fauci, told Congress on Wednesday that he believes the United States will have enough doses of a coronavirus vaccine to distribute to every American by April.

Researchers have identified a potential new drug to treat enterovirus 71, a common cause of hand, foot and mouth disease, according to a study published Tuesday in the journal Nature Communications.

The widely prescribed antibiotic azithromycin is being investigated as a COVID-19 treatment, but a new study warns it could increase the risk of heart problems.

Blue Bell Creameries has been ordered to pay more than $17 million in penalties for shipping products connected to a listeria outbreak in 2015. 

Facemasks offer more individual protection against COVID-19 than any potential vaccine, Dr. Robert Redfield, director of the U.S. Centers for Disease Control and Prevention told lawmakers Wednesday.

Distribution of any new COVID-19 vaccine will begin within 24 hours of its approval by federal regulators, a top Trump administration official said Wednesday.

Many former National Football League (NFL) players who took opioid painkillers early in their retirement still used them nine years later, a new study finds.

Using the donated blood plasma of COVID-19 survivors to treat patients in the throes of severe coronavirus illness has met with some controversy. But a small new study suggests it could have real merit.