IRCT2013121415789N1 IRCT 2014-02-08 Vice chancellor for research, Qazvin University of Medical Sciences The effects of aroma " Citrus aurantium L." on sleep quality in heart patients The effects of inhalator aromatherapy with Citrus Aurantium L. essence versus placebo on the sleep quality in heart patients: a single blinded randomized clinical trial 2014-01-21 anticipated 60 Complete https://irct.ir/trial/14947 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Other design features: Randomization: in start of sampling, two blue and red balls (Called the Control and intervention balls come into use randomly selected from each of the cardiac care units (the two wards) just for the sake of sampling, and some alterations are being made to the sampling place alternatively every week until the size of the samples has reached 30. How to blind? No one knows in what groups they will be placed. 1 Heart Disease. Intervention 1: Intervention group: Aroma "Citrus aurantium" was prepared by Research Institute of Forests and Rangelands, Tehran, and diluted with sun flower oil to 10 percent of dilution. For three consecutive nights using the inhalation, every night is poured three drops on a tissue and inhale three deep breathes by patient. SMHSQ before and after will be completed. Intervention 2: Control group: Pure sun flower oil, for three consecutive nights using the inhalation, every night is poured three drops on a tissue and inhale three deep breath by patient. SMHSQ before and after will be completed.