The FDA said two samples tested positive for the parasite.
Straus Family Creamery, headquartered in Petaluma, voluntarily recalled six organic ice cream products due to possible metal contamination. The ice cream was distributed to retailers across California and 16 other states.
Makary was scheduled to testify on Capitol Hill on Wednesday.
The Food and Drug Administration on Tuesday announced its first authorization of fruit-flavored electronic cigarettes intended for adult smokers.
The Food and Drug Administration blocked the publication of studies that tracked the safety of the COVID-19 and shingles vaccines, an official told ABC News.