Phencyclidine-related hospital visits increase by 400%

A new report from the Substance Abuse and Mental Health Service Administration (SAMHSA) has found that visits to hospital emergency departments as a result of hallucinogenic drug phencyclidine has increased by more than 400% between 2005 and 2011.Phencyclidine - better known as PCP or "angel dust" - is an illegal drug that is known to cause hallucinations.