Psychiatric comorbidity is a common clinical challenge for addiction therap
ists. The clinician is challenged by the assessment as well as the ongoing
management of such cases. Stabilization is complicated by the comorbid prob
lems. Careful use of psychiatric medications can be helpful and collaborati
on with other health care professionals is usually an important aspect of t
reatment with this population. There is much evidence that treatment of add
iction is cost-effective and some evidence that treatment of dual condition
s is also cost-effective.