Drug abuse Prevention 65 Treatment 60 Drug control 57 Drug addiction 50 Government policy 42 Drug use 32 more ... Social aspects 32 Substance abuse 31 Alcoholism 27 Drug traffic 27 Drug addicts 21 Drugs 15 History 15 Law and legislation 13 Research 13 Youth 13 Rehabilitation 12 Drug abuse and crime 10 Study and teaching 9 AIDS (Disease) 8 Drug courts 8 Psychological aspects 8 Teenagers 8 Compulsive behavior 7 Drogas 7 Drugs of abuse 7 Estupefacientes 7 Alcohol use 6 Heroin abuse 6 less ...