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Tylenol-autism claims spark concern, experts push back
Samira Vishwas | April 14, 2026 2:24 PM CST

A growing controversy over the safety of Acetaminophen, commonly known as Tylenol, has sparked concern among medical experts, following remarks by Donald Trump linking its use during pregnancy to autism.

Drop in usage among pregnant patients

A recent report published in The Lancet indicates that fewer pregnant women in emergency settings have been using acetaminophen since the claims were made.

Experts warn that such shifts in behaviour may be driven more by fear than by scientific evidence.

Scientific community disputes claims

Major medical organisations, including the American College of Obstetricians and Gynecologists, maintain that acetaminophen remains the safest pain reliever during pregnancy.

Researchers have repeatedly stated that current evidence does not establish a causal link between the drug and autism.

Even Dr William Parker, who has previously argued for a connection, acknowledged that the supporting data is weak and inconclusive.

Legal and political fallout

The controversy has extended into legal action, with Texas Attorney General Ken Paxton filing a lawsuit against manufacturers, including Johnson & Johnson, alleging failure to disclose risks.

However, companies have defended their products, citing “independent, sound science” supporting safety.

Experts warn of misinformation risks

Scientists and autism researchers have raised alarm over the spread of misinformation, cautioning that it could discourage pregnant women from using necessary medication.

Dr Helen Tager-Flusberg and other experts have launched an independent group to promote evidence-based research and counter misleading claims.

Impact on research and policy

The debate has also influenced federal research priorities, with increased funding directed toward studying autism causes. At the same time, critics argue that narrowing the focus to unproven theories could undermine broader scientific efforts.

Call for evidence-based decisions

Health professionals emphasise that medical advice should be guided by robust scientific evidence rather than speculation.

They urge patients to consult doctors before making decisions about medication, particularly during pregnancy.

 


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