The growing threat of the party drug Ket
b'At around half the price of cocaine, the horse tranquilliser ketamine is proving a popular party drug in the UK.
And with it has come an increase in the number of young people it\\u2019s damaging, causing irreversible bladder failure that leaves some addicts wearing nappies in bed.
So are users aware of the dangers? And what can be done to stop its widespread use?
Having met a young man whose life was quickly wrecked by the drug, Wales Reporter Rhys Williams tells Tom Bradby what you need to know\\u2026'