'Xanax made my daughter an aggressive zombie'

A mum has told 5 live’s Sarah Brett how she had her daughter arrested after she became violent while under the influence of Xanax.

Xanax, the brand name for alprazolam, is widely prescribed in the US to treat anxiety, but can only be obtained on private prescription in the UK.

Read more: Teens 'buying Xanax on social media'