Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. scientific concepts
5. biological concepts
6. [health and related concepts]
7. health-related concepts
8. disease
9. noncommunicable disease
10. addiction

Anotations

Scope note:

Concept having to do with the state or condition of habitual reliance upon a narcotic, opiate, or hallucinogen for psychotropic rather than medicinal purposes. For excessive use or misuse of drugs, use "drug abuse."