The Diplomat: Opium has an analgesic effect and is the base for morphine, heroin, and other opioids that are used for medical purposes, but also for illegal drug consumption. Afghanistan accounts for some 70 percent of the global opium production, according to the World Drug Report 2016 of the United Nations Office on Drugs and Crime (UNODC). Although poppy cultivation is concentrated in southern Afghanistan, it can be found throughout the country. And while opium production is more prevalent in ungoverned areas like Dara-i Mazor, it also exists in government-controlled zones, as security forces, often struggling to keep insurgents at bay, are hardly able to prevent poppy cultivation. Click here to read more (external link).