Autism expert says Trump’s Tylenol claims ‘aren't based in fact’ – video

Dr Audrey Brumback, an autism expert and researcher at the University of Texas at Austin, refutes Donald Trump's claims that acetaminophen, also known as Tylenol, is linked to autism.

The advice from the US president, who has no medical training, goes against that of medical societies, which cite data from numerous studies showing acetaminophen plays a safe role in the wellbeing of pregnant women

• Trump attacks Tylenol as officials unveil highly contentious conclusions on autism

• Experts alarmed as Trump pushes unproven link between Tylenol and autism