IRCT20151227025726N25 IRCT 2021-05-19 Shahid Beheshti University of Medical Sciences The Effects of Melatonin in Sleep Disorders of Sarcoidosis Patients Evaluating the Efficacy of Melatonin in Sleep Disorders of Sarcoidosis Patients 2021-06-22 anticipated 100 Complete https://irct.ir/trial/56276 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Block randomization method was used in this study. Twenty-five blocks including four patients generated with online website (www.sealedenvelope.com/simple-randomiser/v1/lists). In each block, two patients will be assigned to melatonin group and two patients will be assigned to control group, Blinding description: Investigator, outcome assessors, and data analyst are blind to the study groups until the end of the study. 3 Pulmonary Sarcoidosis. Intervention 1: Intervention group: Patients in the intervention group receive melatonin 3 mg for Razak pharmaceutical company, one hour before sleep for one month. Intervention 2: Control group: Patients in the control group do not receive melatonin. Yes - There is a plan to make this available What will be shared: All the potential data can be shared after blinding. When: Researchers working in academic institutions To whom: Researchers working in academic institutions Conditions: For research purposes and meta-analysis studies Where to obtain: Dr. Farzaneh Dastan, Dr. Masih Daneshvari Hospital, Daar-Abad, Niavaran How to obtain: Official letter to the researchers through Email (fzh.dastan@gmail.com). Comments: