IRCT201102264775N2 IRCT 2015-06-15 University of Medical Scienecs Shiraz The effect of hypnotherapy on irritable bowel syndrome The effect of hypnotherapy on gastrointestinal symptoms severity,anxiety scores and quality of life in patients with irritable bowel syndrome. 2010-12-30 anticipated 100 Complete https://irct.ir/trial/5099 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive. N/A Irritable Bowel Syndrom. Intervention 1: After obtaining the written letter of satisfaction to take part in the research and completing demographic questionnaire by physician, the usual treatment (drug-therapy) was started for patients and then was introduced to researchers. Thereafter, these patients were divided into two control and intervention groups as Block randomization. At the next stage, three weeks from beginning of treatment and introducing patient to researcher, the Hypnotism of patient was carried out in sessions of one hour and in the presence of third person (except Hypnotizer and patient) for the intervention group. The first Hypnotherapy was carried out in the beginning of forth week of research and again it was done in the beginning of sixth week by scientific method. In these sessions, creating fatigue in eyes and muscular relaxation, creating concentration and Hypnotism, going deep into Hypnotism via reinforcement of imaginations and mental incarnation, giving positive and effective inculcations were educated. Lightening the Hypnotism and sending patient out of it was finally taken place. Intervention 2: Hypnotherapy did not carry out for control group.