Overview Efficacy of Medical Ozone Therapy in Patients With Chronic Hepatitis B Status: Unknown status Trial end date: 2013-07-01 Target enrollment: Participant gender: Summary The purpose of this study is to verify the effectiveness and safety of medical ozone therapy system in treatment of chronic hepatitis B. Phase: Phase 3 Details Lead Sponsor: Nanfang Hospital of Southern Medical UniversityCollaborator: Tianyi medical instruments limited company, Ningbo, ChinaTreatments: Glycyrrhizic Acid