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Cholinergic nervous system and glaucoma: From basic science to clinical applications.

Muneeb A Faiq1, Gadi Wollstein1, Joel S Schuman1

  • 1Department of Ophthalmology, New York University (NYU) School of Medicine, NYU Langone Health, New York, NY, United States.

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Citicoline, a neuroprotective supplement, shows promise for enhancing vision and protecting neurons in conditions like glaucoma. Its multifaceted mechanisms support neuronal survival and visual pathway health.

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Area of Science:

  • Neuroscience
  • Ophthalmology
  • Pharmacology

Background:

  • The cholinergic system is vital for visual function.
  • Cholinergic drugs are used for glaucoma, but neuronal survival effects are underexplored.
  • Citicoline, a nootropic, shows efficacy in various neurological disorders.

Purpose of the Study:

  • To explore citicoline's potential for neuronal survival and visual pathway enhancement.
  • To investigate citicoline's neuroprotective, neurorestorative, and neuroregenerative properties in the context of visual impairments.
  • To evaluate citicoline's relevance for glaucoma management.

Main Methods:

  • Review of citicoline's known mechanisms of action.
  • Analysis of citicoline's effects on neuronal integrity and function.
  • Examination of the cholinergic system's role in glaucoma and visual pathways.

Main Results:

  • Citicoline preserves cell membranes, enhances glutathione synthesis, and protects mitochondria.
  • It reduces glutamate excitotoxicity, promotes myelin synthesis, and supports acetylcholine production.
  • Citicoline acts as a neuroprotective, neurorestorative, and neuroregenerative agent.

Conclusions:

  • Citicoline's properties suggest significant potential for treating visual pathway disorders, including glaucoma.
  • Its neuroprotective effects on retinal ganglion cells are a strong rationale for its use.
  • Targeting the cholinergic system with agents like citicoline may offer new therapeutic avenues for glaucoma.