The current research aims to examine the effect of rose essence on the improvement of sexual dysfunction caused by methadone administration and increase of happiness in the women treated with methadone. The research is a double blind clinical trial. The research’s statistical population is composed of all the women drug addicts referring to the addiction treatment center and Kermanshah Farabi Hospital, which 60 of them will be selected by an accessible method, and categorized into two groups of the control and experiment. The subjects of the experimental and control groups will be matched in terms of age, and the FSFI sexual dysfunction and happiness questionnaires will be distributed among them. In the experimental group, the participants will receive daily a capsule of rose essence a day, while the control group will receive a placebo capsule daily. The questionnaire will be re-distributed among both groups at the first, 4 weeks later, and at the end of the study (8 weeks after the start of the study), and the amount of happiness and amount of sexual function and happiness will be measured among them. In addition, at the beginning and end of the study, the blood sample will be sent to the laboratory in order to determine the level of the hormones, and the level of the hormones will be measured. Inclusion criteria: patients undergoing methadone treatment; minimum elementary education; married; age between 20-48 years; lack of sexual problems before treatment with methadone.
Exclusion criteria: allergy to products made from rose essence; history of any endocrine disease such as elevated prolactine, thyroid disorders, and change in sexual activity because of pregnancy of wife, remarriage, and divorce.