Story perspectives

Appeals Court Revisits Dismissed Tylenol Autism Lawsuits

11/22/2025

Summary

Story summary

A federal appeals court is reviewing more than 500 lawsuits by parents alleging Tylenol exposure during pregnancy caused autism or ADHD, as attention grew after U.S. President Donald Trump's September announcement.
The lawsuits were dismissed in December 2023 for insufficient evidence.
Judges questioned the dismissal and suggested some expert testimony might be admissible.
A National Institutes of Health-funded study found no link to autism or ADHD.

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Story summary

A federal appeals court is reviewing more than 500 lawsuits by parents alleging Tylenol exposure during pregnancy caused autism or ADHD, as attention grew after U.S. President Donald Trump's September announcement.
The lawsuits were dismissed in December 2023 for insufficient evidence.
Judges questioned the dismissal and suggested some expert testimony might be admissible.
A National Institutes of Health-funded study found no link to autism or ADHD.