Biodegradable Nanoparticle for Cornea Drug Delivery: Focus Review

Area of Science:

• Ophthalmology
• Biomaterials Science
• Pharmacology

Background:

• Corneal drug delivery faces challenges due to the eye's unique anatomy and barriers.
• Effective drug delivery is crucial for cornea wound healing and managing ocular diseases.

Purpose of the Study:

• To review current drug delivery systems for corneal tissue.
• To emphasize the role of biodegradable nanoparticles in enhancing corneal drug delivery.
• To discuss the application of nanocarriers for sustained and targeted drug release in the cornea.

Main Methods:

• Review of literature on corneal drug delivery systems.
• Focus on biodegradable nanocarriers including liposomes, dendrimers, polymeric nanoparticles, niosomes, microemulsions, nanosuspensions, and hydrogels.
• Discussion of corneal anatomy and gene therapy in the context of drug delivery.

Main Results:

• Biodegradable nanocarriers show promise for improved drug bioavailability and controlled release in the cornea.
• Nanoparticles can prolong drug residence time within corneal tissues.
• Various nanocarrier formulations demonstrate potential for effective corneal drug delivery.

Conclusions:

• Biodegradable nanoparticles represent a significant advancement in corneal drug delivery systems.
• These nanocarriers offer a viable strategy for overcoming ocular barriers and improving therapeutic outcomes.
• Further research into nanocarrier-based therapies can revolutionize the treatment of corneal conditions.