IRCT20180610040032N1 IRCT 2018-10-22 Bojnourd University of Medical Sciences Comparison the effect of lavender and Nitrous oxide on labor pain Comparison of aromatherapy with lavender and Nitrous oxide on labor pain 2018-08-23 anticipated 72 Complete https://irct.ir/trial/31831 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention, Randomization description: The samples are randomly assigned to two groups of aromatherapy with lavender and nitrous oxide gas, Blinding description: In this research, the subjects will not be aware of the type of intervention they will receive. 3 Pain. Intervention 1: Intervention group: In the lavender aromatherapy group, the essential oil produced by Barij Essen was used in the stoechas species, which is distilled with a concentration of 1.5% of the unopened flowers, and is given to mothers by means of masked cold-smoked incense. Mothers are asked to smoke during a contraction and pain through a cold-smoked mask. Intervention 2: Control group: In the Nitrosoxide group, training on the use of masks and how to breathe during use in women is given, and starting with the onset of active phase of labor, nitrous oxide gas begins. Mothers inhale the gas at the onset of the pain and stop the inhalation with the end of the pain and this procedure continues until the end of the second phase of labor. Yes - There is a plan to make this available What will be shared: Give raw data after removing sample instances When: At the request of the publication of the article To whom: Reviewers journals, planners and authors interested in writing meta-analysis articles Conditions: Observing the rights of researchers Where to obtain: Submit a written request to corresponding author How to obtain: Submit a written request to corresponding author Comments: