IRCT20180814040795N2 IRCT 2019-01-21 Hamedan University of Medical Sciences A comparative study on the effects of oral N-acetylcystein and Pregabalin on the blood level of oxidative stress biomarkers in patients with painful diabetic neuropathy. A comparative study on the effects of oral N-acetylcystein and Pregabalin on the blood level of oxidative stress biomarkers in patients with painful diabetic neuropathy: adouble_blinde randomized clinical trial. 2018-08-22 anticipated 140 Complete https://irct.ir/trial/33313 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: The patients will be randomly assigned to intervention and control groups using block randomization, Blinding description: Patients will be unaware of the type of intervention; The physician who will examine the patients will not be aware of the intervention; Therefore, the trial will be run as double -blind. 3 Diabetic Polyneuropathy. Intervention 1: Intervention group: 600 mg of effervescent tablet of N-acetyi cysteine every12 hours for 8 weeks. Intervention 2: Control group: 75mg Tablet pregabalin every 12 hours for 8 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