IRCT2015070421403N1 IRCT 2015-07-04 Zanjan University of Medical Sciences The effect of inhalation of aromatherapy (Lavender Essential Oil) on post operative discectomy pain The effect of inhalation of aromatherapy (Lavender Essential Oil) on post operative discectomy pain 2015-04-30 anticipated 60 Complete https://irct.ir/trial/18767 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment. N/A Condition 1: Pain after lumbar disc surgery. Condition 2: Pain after lumbar disc surgery. Intervention 1: Intervention in interventional groups: a total of 3 times intervention in the first day after surgery (4, 8 and 12 hours after the onset of pain after surgery) done for patients. Description work In this way three drops of aromatherapy blend containing Lavender essence 10% (provided by The Barij Essence Pharmaceutical Compnay) were poured on cotton pellet, and the patient was asked to inhale it for 5 minutes from a distance of 10 cm; and pain score was measured using the VAS again, (Intervention with drug use). Intervention 2: Intervention in the control group: a total of 3 times intervention in the first day after surgery (4, 8 and 12 hours after the onset of pain after surgery) done for patients. Description work In this way three drops three drops of sweet almond oil (placebo) (provided by The Barij Essence Pharmaceutical Compnay) were poured on cotton pellet, and the patient was asked to inhale it for 5 minutes from a distance of 10 cm; and pain score was measured using the VAS again ( with placebo use).