Drugs are considered together of the most problems of the country’s health and that they caused the prevalence of some infectious diseases with a chronic and recurrent nature, which is threatening the health and human life. Addiction has engaged all industrial and nonindustrial societies alongside malnutrition and environmental pollution. Rejections from friends, family relationships, loss of respect and occupation are included among the issues which will cause individuals to be addicted. Despite widespread tendency causes, preventive measures to scale back the damage caused by substance abuse haven't well-known yet. However, appropriate spending for the control and prevention measures will cause to save lots of many dollars annually for health and well-being of youngsters and families and increase productivity and make good jobs. Various social factors like social disorganization, peer pressures, family factors, genetic factors, emotional problems, and psychological state problems are proposed because the etiology of substance abuse . The weakness within the family performance, problems, conflicts and family struggles are other causes of white plague . Parental divorce or high genetic susceptibility was the most causes of addiction within the high risk patients. Major steps are necessary for improving psychological state, employment, and social economy to stop addiction and reduce the tendency toward substance abuse. Currently, addiction and substance abuse is one among the main health problems in our country in order that consistent with the reports of Drug Enforcement Headquarters, there are 2 million drug addicts in Iran (2.5% of the population) Addiction may be a venereal disease that has physical and psychological complications. Determination of causes of white plague plays a crucial role within the health planning. Complications of untreated substance abuse are often serious, even life threatening in some cases. you'll help minimize your risk of great complications by following the treatment plan you and your health care professional design specifically for you. Complications of substance abuse include:

1) Brain damage, amnesia , attention difficulties, and impaired judgment

2) Cardiac arrest

3) Cardiovascular disease

4) Hepatitis, HIV and AIDS, and other infectious diseases

5) Legal, academic, work and social problems

6) Liver, lung or renal disorder

7) Malnutrition

8) Psychological changes, including aggression, paranoia, depression and hallucinations

9) Respiratory arrest

10) Stroke

11) Stupor or coma Drug addiction is one among the main problems in developing countries.

Since these countries calve populations, they're at greater risks of addiction. The young population expose to a better risk as a serious and therefore the most vulnerable groups. Problems of puberty, adolescents and youth psychological state and mental conditions are often considered as important factors for tendency of this age bracket towards addiction. the utilization of medicine in adolescents who their friends have a positive attitude towards drugs is higher, even up to two-thirds of the causes for using the drugs is what proportion close friends mention the drugs, and a lover suggests them to simply accept the utilization of medicine, also as pleasure, curiosity and escape of psycho-social problems are the main causes of early drug use for the primary time.