Background: Many options are available for the treatment of synovitis or target joint in hemophilia to prevent recurrent bleeding and further joint destruction when conservative therapy fails such as chemical synovectomy. Chemical synovectomy with Rifampicin has been used for many years in several clinical trials with good results and without serious complications. Objective :evaluate the safety and the efficacy of this procedure in the Syrian hemophilic patients. Conclusion: chemical synovectomy with rifampicin is a good treatment, cheap and safe in hemophilic patients.