Generics Abuse of prescription drugs is an increasingly serious problem worldwide, warns the annual report of the International Narcotics Control Board (INCB), the United Nations' global drugs watchdog. With the number of people using prescription drugs inappropriately outnumbering heroin, cocaine and ecstasy abusers put together in some countries, this 'hidden problem...needs to be tackled urgently', says Hamid Ghose, one of the report's authors. 26 February 2010