Objectives: Hope therapy is one of the psychological interventions to help the couples deal with addiction problem. The aim of this study was to evaluate the effectiveness of the hope therapy on the orientation of the purpose and meaning of life expectancy in women with addicted husbands.
Methods: This was a quasi-experimental study with pretest, posttest control group. The population of this study included all wives of male addicted patients who referred to drug rehabilitation institutions in Tehran to treat their husbands’ addiction in 2014. The sample size was 30 people. Convenience samplings were carried out to collect data. Data gathering were done by MLQ (Meaning of Life Questionnaire) and AGQ -Achievement Goal Questionnaire (goal orientation)- and analyzed by ANCOVA through SPSS software version 20.
Results: The findings showed that hope therapy increased the orientation of purpose and meaning of life scores in experimental group (P<0.001). While, these changes were not observed in control group. 
Discussion: The results revealed that the hope therapy intervention could raise the psychological positive elements like goal setting and the meaning of life among wives of male addicted patients. Rehabilitation counselors and psychologists could apply these interventions to reduce the burden and disturbance of those who live with their addicted couples.