In this picture taken on January 18, 2012, an Afghan man injects heroin near the Kabul River. The number of drug users in Afghanistan has increased dramatically, but corruption within the state has prevented the distribution of methadone for treatments, said the Afghan minister of health. (Shah Marai/AFP/Getty Images) 

In this picture taken on January 18, 2012, an Afghan man injects heroin near the Kabul River. The number of drug users in Afghanistan has increased dramatically, but corruption within the state has prevented the distribution of methadone for treatments, said the Afghan minister of health. (Shah Marai/AFP/Getty Images)