"Almost 70% of women surveyed about a powerful epilepsy drug have not received new safety warnings about the dangers of taking it during pregnancy, the BBC has been told exclusively. "
"Sodium valproate, known as Epilim, carries a 10% risk of physical abnormalities in unborn babies. "
"About 20,000 children have been harmed by valproate medicines in the UK since the 1970s."
"The medicines regulator said the drug had been kept under constant review."
"Babies exposed to the drug in the womb have a 40% risk of developing autism, low IQ and learning disabilities."
"The survey of 2,000 women and girls with epilepsy under 50 was commissioned by three charities - Epilepsy Society, Epilepsy Action and Young Epilepsy."