Introduction: Short-term interventions may affect on family members of psychosis ' families. The aim of this research is studying the effectiveness of family Psychoeducation (Atkinson and Coia model) on mental health families will produce a child with a psychotic illness.

Materials & methods: This study uses a quasi-experimental and pre-posttest design with the control group and investigates the effect of a four-week psycho-educational program for a two-month period on 44 caregiver families of patients with psychotic hospitalized in Welfare Hospital in Tehran in 93-94. Mental health workers were determined by questionnaires GHQ-28 .The data were analyzed using analysis of covariance.

Findings: study results showed that family Psychoeducation enhances mental health, social functioning and reduces symptoms of anxiety, depression, but doesn't have significant effect in reducing physical symptoms.

Discussion & Conclusions: Family education programs are effective to improve public health in caregivers of patients with psychotic issues and it would improve the quality of life for patients and caregivers.