Eye Drops: Types, Uses, Potential Risks & Benefits. Cleveland Clinic. https://my.clevelandclinic.org/health/treatments/eye-drops. Date Accessed June 3, 2026.
How to Put in Eye Drops. National Eye Institute. https://www.nei.nih.gov/eye-health-information/eye-conditions-and-diseases/glaucoma/glaucoma-medicines/how-put-eye-drops. Date Accessed June 3, 2026.
How to Put in Eye Drops. American Academy of Ophthalmology. https://www.aao.org/eye-health/treatments/how-to-put-in-eye-drops. Date Accessed June 3, 2026.
Difluprednate Ophthalmic: MedlinePlus Drug Information. MedlinePlus. https://medlineplus.gov/druginfo/meds/a609025.html. Date Accessed June 3, 2026.
Highlighting the Microbial Contamination of the Dropper Tip and Cap of In-Use Eye Drops. PMC. https://pmc.ncbi.nlm.nih.gov/articles/PMC9611205/. Date Accessed June 3, 2026.