It says that, between 2009 and 2011, 114 new psychoactive drugs were identified in the European Union.

BBC: Possessing small amount of drugs 'should not be crime'

Among the public, scholars and within the medical profession, a backlash has developed against the widespread use of psychoactive drugs.

FORBES: Investing For A Backlash Against Psychopharmacology

Seeing that pharmaceutical marketing executives are evidently undeterred by the law, Dr. Angell, a senior lecturer in social medicine at Harvard Medical School and former editor in chief of The New England Journal of Medicine, advocates a prohibition on prescribing psychoactive drugs off-label.

FORBES: Bad Side-Effects Ahead For Pharma?

In the past four years, AstraZeneca ( AZN), Pfizer ( PFE), Eli Lilly ( LLY), Bristol-Myers Squibb ( BMY) and Forest Labs ( FRX) have all settled federal charges of marketing psychoactive drugs off-label, at a cost running into hundreds of millions.

FORBES: Bad Side-Effects Ahead For Pharma?

As in Britain, the New Zealand government had attempted to control the influx of new psychoactive substances by imposing emergency restrictions under existing misuse of drugs legislation.

BBC: Kiwis on drugs: A blueprint for the future?