IRCT20171220037968N1 IRCT 2018-04-27 Ahvaz University of Medical Sciences Effect of omega-3 on uremic pruritus hemodialysis patients Effect of omega-3 supplement on uremic pruritus in hemodialysis patients 2017-09-30 anticipated 64 Complete https://irct.ir/trial/29363 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: At the beginning of the study, patients equally were divided into two groups (intervention with omega-3 group and placebo group) that used anti pruritis agents approximately the same. Sampling of patients who entered the study with a Non-probabilistic sampling method was done sequentially. It means that from the beginning of study, all patients who had Inclusion criteria and didn't have exclusion criteria, were selected as sample and this was continued to reach the final sample size. Allocation of patients into each groups(intervention and placebo)was done by the Randomized Block Design (each block consist of six patients). Finally, patients were divided into two main groups (intervention and control group). To increase assurance and preventing of bias Allocation Concealment were used and unique code were given to each person, Blinding description: To reduce the risk of bias, patients and assessor and statistician were blinded to know the type of treatment assigned to each person and that which patient was in which group. 2-3 Hemodialysis patients. Intervention 1: Intervention group: Omega-3 capsule (1gr) that its trade name was OmegaREX made by Daana Pharma Co. was used 2gr single dose before lunch along three weeks. Intervention 2: Control group: Placebo capsule (1gr)that made by Faculty of Pharmacy, Ahvaz Jundishapur University of Medical Sciences with lactose and Avesil was used 2gr single dose before lunch along three weeks. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no more information