Viela Bio BLA for Optic Rare Disease Approved

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FDA has approved a Viela Bio BLA for Uplizna (inebilizumab-cdon) injection for intravenous use for treating neuromyelitis optica spectrum disorder (NMOSD) in adult patients with a particular antibody (patients who are anti-aquaporin-4 or AQP4 antibody positive). The rare autoimmune disease of the central nervous system affects the optic nerves and spinal cord. “In patients with NMOSD, the body's immune system mistakenly attacks healthy cells and proteins in the body, most often those in the optic nerves and spinal cord. Individuals with NMOSD typically have attacks of optic neuritis, which causes eye pain and vision loss,” an agency release says.

 

Approval was based on data from a clinical study of 230 adult patients that evaluated the efficacy and safety of intravenous Uplizna. “In the trial, 213 of the 230 patients had antibodies against AQP4 (anti-AQP4 antibody positive),” FDA said. “During the 197-day study, the risk of an NMOSD relapse in the 161 anti-AQP4 antibody positive patients who were treated with Uplizna was reduced by 77% when compared to the placebo treatment group. There was no evidence of a benefit in patients who were anti-AQP4 antibody negative.”

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