Privosegtor Investigation in Optic Neuropathies Efficacy Evaluation Research

Key Inclusion Criteria: * Adult men and women (aged 18 to 50 years) with the first episode of ON in the study eye, associated with unilateral visual loss. * Onset of visual loss symptoms in the previous 12 days before first administration of study treatment. Key Exclusion Criteria: \- Have a history or presence of any disorder or condition that may, in the opinion of the Investigator, likely interfere with the interpretation of the study results or participant safety