
Comprehensive Review Finds No Link Between Prenatal Paracetamol and Autism
Key Takeaways
- The Lancet meta-analysis finds no evidence that prenatal acetaminophen increases autism, ADHD, or intellectual disability.
- It represents the largest, most comprehensive review to date, analyzing 43 studies.
- Trump’s warning is contradicted by Lancet findings; safety is confirmed.
The Trump Controversy
Six months after Trump's warning, the effects were still rippling across the country.
“A pesar de lo que recientemente aseguró el presidente de EE”
Early analysis suggested fewer pregnant patients taking acetaminophen.

A state attorney general sued Tylenol's makers.
A scientist who argued for a link admitted the data was weakest.
The Lancet Review
The Lancet published a comprehensive review analyzing 43 studies.
Sibling comparison studies found no causal association.

Previous associations could be explained by underlying maternal factors.
Expert Reaction
The EMA reminded that paracetamol can be used safely during pregnancy.
“Six months after President Donald Trump shocked mainstream medicine by saying pregnant women shouldn’t take Tylenol because it is “associated with a very increased risk of autism,” the effects of his comments are still rippling across the country”
Experts credited professional organizations for spreading correct messages.
The public seems to have followed expert guidance.
The findings support existing recommendations.
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