Objective: to determine the effect of lavender essential oil on the length of gestation in nulliparous women with late preterm labor.
Design: clinical trial that is triple-blind, three-group and multicenter.
Researcher at first after taking confirmation of the university ethics committee and provide a referral to hospital officials Imam Reza, Ghaem and Omolbanin (Mashhad, Iran), and permission to enter the gynecology ward. Samplers of primiparous women who were admitted with a diagnosis of late preterm delivery by inhibiting contractions that are ready to be discharged from the hospital, have the desire to participate in the study and the conditions of entry will be done. Since would be first pilot study, Since would be first pilot study, 30 cases in the intervention group and the control group with the placebo and control group without the intervention will be studied. For all groups, demographic questionnaire and pregnancy and recording of patient records and Spielberg questionnaire will be completed.
Almond oil and lavender oil was used as placebo and medicine respectively. Pure essential oils of lavender product by Barij Essence(Kashan, Iran) that is diluted by pharmacist with 1 in 9 ml almond oil. The use of the drug in the abdomen and the 3 drops and three times a day. The researcher will teach women how to use. During the study, information daily by women will be collected by a questionnaire. During the study, researchers will follow up women twice a week. The data will be examined spss software.
Inclusion criteria: first pregnant women; living in Mashhad city; gestational age based on ultrasound of the first quarter or the first day of the last menstrual period the first quarter 34- 36 weeks and 6 days; late preterm labor diagnosis; tend to participate in the study; aged between 18 and 35 years old; no specific illness; healthy amnion sac; no fever tend to be Iranian; have literacy; have singleton pregnancy; not having fetal distress; not having a ban on the use of aromatherapy, such as asthma, allergies; not having abnormalities of the uterus and fetus on ultrasound during pregnancy; not having a horrible event the last 6 months. Exclusion criteria during the study: sensitivity to be lavender essential oil; unwillingness to continue taking the drug by patients who are complications such as severe disability, or at least a continuous weeks or more than 3 days of medication per week; have fever(oral temp ≥38 ° C). Sample size in the final will be 60 cases.