A large-scale study analyzing over 700,000 mother-child pairs in Hong Kong found no link between prenatal acetaminophen (Tylenol) use and autism or ADHD, refuting recent political claims. The research utilized a sibling-matched design to control for genetic and familial factors, reinforcing medical consensus that untreated fever poses greater risks than the medication itself. This finding directly contradicts warnings issued by President Trump and Health Secretary Robert F. Kennedy Jr.
Background
Recent political figures have claimed that acetaminophen causes autism, leading to public confusion and decreased usage of the drug despite medical advice. Previous studies have consistently failed to establish a causal link, attributing observed correlations to confounding factors such as the underlying conditions being treated.
- Source
- Ars Technica
- Published
- Jul 1, 2026 at 07:01 PM
- Score
- 8.0 / 10