A client is taking hydrocodone (Vicodin) for chronic back pain.

Drug tolerance is characterized by the ability to ingest a larger dose without adverse effect and decreased

sensitivity to the substance. Substance dependence is a severe condition indicating physical problems and

disruption of the person’s social, family, and work life. The psychological behaviors related to substance use are

termed addiction. Dual diagnosis is the coexistence of substance abuse and psychiatric disorders.Psychosocial

Integrity