Answer
No. It lowers eye pressure to help slow or prevent further damage, but it cannot restore sight already lost from glaucoma.
Sources for this answer
- Betoptic 0.25% w/v Eye Drops, Suspension — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.