IRCT20171124037609N1 IRCT 2018-02-05 Shahroud University of Medical Sciences Compare the clinical efficacy of oral gabapentin and naproxen on the severity of bone and joint pain in brucellosis patients Compare the clinical efficacy of oral gabapentin and naproxen on the severity of bone and joint pain in brucellosis patients admitted in Imam Hossein hospitals of Shahroud on 2016-2017 2017-12-22 anticipated 86 Complete https://irct.ir/trial/28283 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive, Randomization description: Randomization is simple; the randomization unit is individual; the randomization tool of the Envelope is blocked; the method of constructing the random sequence of the quadrilateral block; the allocation concealment is using a blocked envelope, each containing a control or intervention group, Blinding description: The study is a double blind clinical trial and the participants, the main investigator, the data collectors, and those who evaluate the outcome are blind. 3 Brucellosis. Intervention 1: Intervention group: 100 mg gabapentin tablets twice daily (200 mg daily). Intervention 2: Control group: 250 mg naproxen tablets twice daily (500 mg daily). 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 I decide after collecting data