This publication lists national manufacturers authorized by governments to manufacture or convert specific narcotic drugs and psychotropic substances, as well as manufacturers of precursor chemicals, on a country-by-country basis. Along with the name of manufacturers, readers will find contact details and the name of narcotic drugs and/or psychotropic substances each manufacturer is authorized to produce. An index in English, French and Spanish of all substances under international control reported to have been actually manufactured during the year appears at the end of the publication, indicating the country or countries in which manufacture took place and the manufacturers involved.