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REVIEW

Breaking Barriers: Nanomedicine-Based Drug Delivery for Cataract Treatment

, , &
Pages 4021-4040 | Received 15 Feb 2024, Accepted 27 Apr 2024, Published online: 06 May 2024
 

Abstract

Cataract is a leading cause of blindness globally, and its surgical treatment poses a significant burden on global healthcare. Pharmacologic therapies, including antioxidants and protein aggregation reversal agents, have attracted great attention in the treatment of cataracts in recent years. Due to the anatomical and physiological barriers of the eye, the effectiveness of traditional eye drops for delivering drugs topically to the lens is hindered. The advancements in nanomedicine present novel and promising strategies for addressing challenges in drug delivery to the lens, including the development of nanoparticle formulations that can improve drug penetration into the anterior segment and enable sustained release of medications. This review introduces various cutting-edge drug delivery systems for cataract treatment, highlighting their physicochemical properties and surface engineering for optimal design, thus providing impetus for further innovative research and potential clinical applications of anti-cataract drugs.

Abbreviations

AgNPs, Silver nanoparticles; AuNPs, Gold nanoparticles; BSA-NPs, Albumin nanoparticles; CeCl3@mSiO2, Cerium chloride-loaded mesoporous silica nanoparticles; CNPs, Cerium oxide nanoparticles; CPPs, Cell-penetrating peptides; CUR, Curcumin; DSF, Disulfiram; GFP, Green fluorescent protein; GSH, Glutathione; LAN, Lanosterol; LAN-NPs/ISG, Lanosterol nanoparticles in situ gel; LCS, L-carnosine; LECs, Lens epithelial cells; MgT, Magnesium taurate; MSNs, Mesoporous silica nanoparticles; NACS, N-acetylcarnosine; Nano-SOD1, Cu/Zn-superoxide dismutase nanoparticles; NFP, Nifedipine; NIL, Nilvadipine; NLCs, nanostructured lipid carriers; PCNPs, Cerium oxide nanoparticles coated with PEG-PLGA; POD, Peptide for ocular delivery; R8, Octa-arginine; ROS, Reactive oxygen species; RSV, Resveratrol; SLNs, Solid lipid nanoparticles; SOD, Superoxide dismutase.

Author Contributions

All authors made a significant contribution to the work reported, whether that is in the conception, study design, analysis and interpretation, or in all these areas; took part in drafting, revising or critically reviewing the article; gave final approval of the version to be published; have agreed on the journal to which the article has been submitted; and agree to be accountable for all aspects of the work.

Disclosure

The authors declare no competing interests in this work.

Additional information

Funding

This work was supported by National Natural Science Foundation of China (No.82070937; No.82101097; No.82271628).