Is Tylenol safe during pregnancy? Expert raises alarm about possible link to autism, ADHD.
Roberta Ness is on a mission to warn pregnant people to use less acetaminophen. The epidemiologist who helped convince jurors that baby powder likely causes ovarian cancer is now equally convinced of the dangers of frequent acetaminophen use during pregnancy. Most researchers think the science isn't yet conclusive, but Ness doesn't want to wait.