effect of combined use of calcium and vitamin b6 on premenstrual syndrome symptoms: a randomized clinical trial

Introduction: premenstrual syndrome is one of the most common disorders in women, which includes a group of psychological and physical symptoms. the aim of this study was to examine the impact of combined use of calcium and vitamin b6 on premenstrual syndrome symptoms. methods: this double blind randomized controlled was carried out on 76 students of hamadan university of medical sciences. students were randomly allocated to two groups. (38 people in each group). student in intervention groups received calcium tablet (500mg) and vitamin b6 (40 mg) and student in intervention groups received only vitamin b6 twice a day for two consecutive months. the symptoms were assessed by beck depression inventory (bdi) and daily symptom records (dsr) questionnaires. analyses were carried out by test-retest method, chi-square, mann-whitney, independent t-test, and paired t-test using spss software ver.13. results: the result showed that although the severity of symptoms decreased in both groups, but this reduction was more significant in the combined calcium and vitamin b6 group. conclusion: according to the result, using of combination of calcium and vitamin b6 leads to better controlling of the premenstrual syndrome symptoms. therefore it is recommended for women who suffer from these syndromes.