The Effect of Lavandula Essence on PMS

Background and PMS is one of the most important problem in women. Recent studies confirm that people tend to use complementary treatment. Aromatherapy is one of the non-pharmacological methods for pain relief and lavandula is prevalent essences that contain Linalyl acetate as an analgesic substance. According to increase of PMS and importance of this on effect of lavandula on dimension corporal، mental and social and inasmuch as in clinical trial any intervention was not accepted. Effect of lavandula on PMS were assessed. This research was a blind randomized clinical trial research on girl students of Azad University on 1386-87 was studied. After determined of PMS and depression، 90 students divided to case and control groups equally. 2 drops of Lavandula oil was used One week before starting menstruation at 2 stages for 2 months continuously and severity of symptoms was evaluated before and after intervention. Data was analyzed with SPSS 17 software by T-test، X2 and Mann-Whitney. Severity of symptoms before intervention in two groups was matched (p=0. 086). Severity of PMS in case group، before and after intervention was significant decreased (p=0. 000). Severity of PMS before and after intervention in control group was difference too. The Lavandula essence could reduce the severity of PMS. The effects of Lavandula essence were similar and greater than the placebo. The results indicated that Lavandula essence can reduce PMS. Therefore it can be used as complementary method in PMS، to reduce in patients require to sedative drugs and side effect of them.