The United States Food and Drug Administration (FDA) announced on May 22 that certain frozen, raw and half-shell oysters from South Korea could be infected with norovirus. According to a news ...

Last year, the FDA issued 10 advisories concerning norovirus-contaminated oysters, spanning from California to Maine. Thursday’s warning marks the first of 2025, but the fourth since early December.

The FDA is issuing multiple advisories for oysters and Manila clams that could be contaminated with norovirus, a serious gastrointestinal illness.

On Wednesday, the FDA issued a warning that said some clams and oysters could be contaminated with norovirus.

The FDA said the contaminated oysters were harvested between July 1 and July 18 from two sites in the bay off Hyannis and Yarmouth.

"Oysters and clams contaminated with norovirus can cause illness if eaten," the FDA said.

Restaurants and retailers that have the oysters should throw them away, or return them to their distributor to be destroyed. The FDA also advised that shellfish can be a source of pathogens more ...

FDA Issues 4th Oyster Warning In 18 Days: Latest Advisory In Washington Over Norovirus Outbreaks By Antonio Pequeño IV, Forbes Staff. Pequeño is a breaking news reporter who covers tech and more.

The FDA is also warning restaurants and retailers that some oysters from a portion of the Hammersley Inlet area of Washington state are potentially contaminated with norovirus.

The oysters were distributed in Washington and Oregon and may have been distributed to other states as well, according to a Thursday advisory from the FDA.

The FDA said the contaminated oysters were harvested between July 1 and July 18 from two sites in the bay off Hyannis and Yarmouth.