Conclusions : Psychoeducation is a psychosocial treatment that has been well documented as an adjunct to pharmacological therapy .
However , there are only a few studies regarding its effectiveness on adult patients with major depressive disorder .
Although the publications in this area are still very limited , the articles selected in this review suggest that psychoeducation is effective in improving the clinical course , treatment adherence , and psychosocial functioning of depressive patients
Objective : Pharmacological treatment is considered indispensable to major depressive disorder .
In spite of this , a significant number of patients do not respond adequately to treatment based only on medication , presenting high relapse and recurrence rates .
Therefore , psychosocial interventions , such as psychoeducation , have been increasingly recognized as an essential component in the treatment of depression , associated with pharmacological strategies .
Thus , the aim of the present systematic review was to evaluate the effectiveness of psychoeducation  for patients with unipolar depression , analyzing the evidence from the literature .
Psycho-education in bipolar disorder: effect on expressed emotion
In a waiting-list controlled study on a multi-family psycho-educational intervention in bipolar disorder , key relatives in the treatment group showed a significant change from high to low levels of expressed emotion ( EE ) compared with the control group . In addition , patients with low-EE key relatives had a significantly lower number of hospital admissions compared with those living with high-EE key relatives . The multi-family groups were well received by the participants , and there were only a few drop-outs
Conclusions : Psychoeducation is a psychosocial treatment that has been well documented as an adjunct to pharmacological therapy .
However , there are only a few studies regarding its effectiveness on adult patients with major depressive disorder .
Although the publications in this area are still very limited , the articles selected in this review suggest that psychoeducation is effective in improving the clinical course , treatment adherence , and psychosocial functioning of depressive patients
Objective : Pharmacological treatment is considered indispensable to major depressive disorder .
In spite of this , a significant number of patients do not respond adequately to treatment based only on medication , presenting high relapse and recurrence rates .
Therefore , psychosocial interventions , such as psychoeducation , have been increasingly recognized as an essential component in the treatment of depression , associated with pharmacological strategies .
Thus , the aim of the present systematic review was to evaluate the effectiveness of psychoeducation  for patients with unipolar depression , analyzing the evidence from the literature .