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New research bolsters evidence that Tylenol doesn't raise the risk of autism despite Trump's claims

By Associated Press  
   January 20, 2026

A new review of studies has found that taking Tylenol during pregnancy doesn’t increase the risk of autism, ADHD or intellectual disabilities – adding to the growing body of research refuting claims made by the Trump administration. The latest research review, published Friday in The Lancet Obstetrics, Gynecology & Women's Health, looked at 43 studies and concluded that the most rigorous ones, such as those that compare siblings, provide strong evidence that taking the drug commonly known as paracetamol outside of the U.S. does not cause autism, ADHD or intellectual disabilities.

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