IRCT20210921052540N1 IRCT 2021-11-04 Tabriz University of Medical Sciences Melatonin in Depression or Anxiety Evaluating the effects of melatonin in improving sleep quality in patients with generalized anxiety disorder or major depressive disorder 2021-11-16 anticipated 78 Complete https://irct.ir/trial/59612 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: Randomization will be carried out useing a random number table, the person responsible for patient allocation by RNT-table will be bilnded, Blinding description: Drug and placebo packages will be coded per random number table and only information about to use the medication and code of the product will be written on the product label. Patient information and information regarding study outcomes will be recorded using the special code. N/A Sleep Disorder. Intervention 1: Intervention group: Patients with in ths group will receive Melatonin 3mg every night before sleep. Intervention 2: Control group: Patients with in ths group will receive Melatonin 3mg every night before sleep. No - There is not a plan to make this available Justification or reason for not sharing IPD is Due to data confidentiality and recording the data using specialize code, personal information of the patient won't be shared, rest of the information may be available