Betta Pharmaceuticals' (SHE:300558) partner EyePoint said phase 3 clinical trials evaluating the Duravyu product did not meet a pre-specified primary endpoint, according to a Tuesday filing with the Shenzhen bourse.
Duravyu is a vorolanib intravitreal insert is indicated for patients with serious retinal diseases.
The drug missed the primary endpoint of statistical non-inferiority in mean change in best corrected visual acuity during the trial despite meeting the endpoints in the first two trials, the filing said.
Betta Pharmaceuticals' subsidiary Equinox granted EyePoint a license to use vorolanib, an ingredient in Duravyu, to treat ophthalmic diseases outside of China, Macao, Hong Kong and Taiwan, EyePoint said in a separate news release.
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