[Salvia officinalis Reduces the Severity of the Premenstrual Syndrome].

Background: This study aims to investigate the effects of Salvia officinalis on the severity of the premenstrual syndrome (PMS).

Methods: This was a triple-blinded randomized clinical trial on 90 college students in Tehran, Iran. The participants were randomly divided into 2 groups who were treated with 500-mg Salvia officinalis capsules or placebo once a day for 2 consecutive months.