The aim of this study was to determine the effect of menopause Evening primrose oil menopausal symptoms. This study was a clinical trial, single center, triple blinded, with random allocation. The population of the study was the eligible postmenopausal women referred to health centers in the Dastena.Inclusion criteria were diagnosis of menopause, not using any hormonal drugs, having normal Pap test during the previous year, complaining about menopausal symptoms, willing to participate in the research, lack of underlying diseases, having a minimum literacy education. The women with inappropriate use of drugs, appearance of severe digestive disorders, symptoms of sensitivity to drug, and not involvement in the completion of questionnaire were excluded. With a randomly allocation, 100 menopause women were allocated in two Evening primrose oil pearl and the placebo groups (50 in each group). Pearls including's menopause Evening primrose oil and placebo had similar shape and had placed in the same box that was encoded numbers 1 to 100. The participants selected one drug box at the time of referral and used twice in day for 30 days. The menopausal symptoms were evaluated in three phases at the beginning of the study, after 15 days and one month after intervention.day for a month.
. Kuperman questionnaire to assess symptoms of menopause، MRS، depression، anxiety،sexual dysfunction، sleep quality, etc. will be used.