Abstract The abuse of narcotic substances is a global problem with significant implications for the health, economic and social systems of the nations, with nearly 27 million people worldwide suffering from substance abuse disorders, about half of whom 12 million are injecting drugs. One billion people consume tobacco and 4.9% of the world's adult population has alcohol use disorders. Iraq is one of the countries in western Asia where various types of substance and drug abuse are common, and opioid abuse is frequent in countries on its eastern side, and alcohol abuse in countries bordering the North is also a concern