Neuromyelitis optica (NMO) is an autoimmune inflammatory demyelinating disease of the central nervous system that leads to blindness and paralysis. Since disability accrues incrementally related to attacks, attack prevention with immunosuppressive therapy is the mainstay of preventing disability. However, there is no standard immunosuppressive treatment strategy for NMO relapse prevention. In a previous study, the investigators provided evidence supporting the use of azathioprine plus a low dose corticosteroid as an effective strategy which is associated with a reduction in the risk of relapse in Chinese patients with NMO, but azathioprine has bone marrow suppression and other side effects. Mycophenolate mofetil (MMF) is a new immunosuppressant with rapid onset, fewer side effects and other advantages. In recent years, MMF has been used in different immune-related neurological diseases; some literature shown the possible efficacy of MMF in NMO treatment. In this research, a multi-center (Third Affiliated Hospital of Sun Yat-sen University, Zhongshan Ophthalmic Centre of Sun Yat-sen University, Nangfang Hospital of Southern Medical University) study will carry out to evaluate the efficacy and safety of mycophenolate mofetil therapy in NMO spectrum disorders.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
100
Mycophenolate mofetil 500mg Bid
prednisone 10mg Qd
Annualized relapse rate day 360
Patients come back for follow-up visit on day 360 after staring treatment, and annualized relapse rate was evaluated.
Time frame: day 360 after staring treatment
expanded disability status scale
Patients come back for follow-up visit on day 1, 14, 30, 90, 180, 270, 360 after staring treatment, and expanded disability status scale was evaluated.
Time frame: day 1, 14, 30, 90, 180, 270, 360 after staring treatment
Hauser scale
Patients come back for follow-up visit on day 1, 14, 30, 90, 180, 270, 360 after staring treatment, and Hauser scale was evaluated.
Time frame: day 1, 14, 30, 90, 180, 270, 360 after staring treatment
vision scale
Patients come back for follow-up visit on day 1, 14, 30, 90, 180, 270, 360 after staring treatment, and vision scale was evaluated.
Time frame: day 1, 14, 30, 90, 180, 270, 360 after staring treatment
Lesions in brain and spinal cord
Patients come back for follow-up visit on day 1, 14, 30, 90, 180, 270, 360 after staring treatment, lesions in brain and spinal cord were evaluated by MRI.
Time frame: day 1, 14, 30, 90, 180, 270, 360 after staring treatment
Annualized relapse rate
Patients come back for follow-up visit on day 1, 14, 30, 90, 180, 270 after staring treatment, and annualized relapse rate was evaluated.
Time frame: day 1, 14, 30, 90, 180, 270 after staring treatment
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