SOURCES 

Ordering Eyeglasses Online: https://www.aoa.org/documents/public/A_Closer_Look_at_Ordering_Eyeglasses_Online.pdf 

Why Are eye glasses so expensive? https://www.latimes.com/business/lazarus/la-fi-lazarus-why-are-eyeglasses-so-expensive-20190122-story.html 

ImprimisRx: https://www.imprimisrx.com/formulations/ophthalmology/ 

Antibiotics:

https://www.reviewofoptometry.com/article/one-size-wont-fit-all-treating-ocular-infection

https://www.reviewofoptometry.com/article/know-your-systemic-meds-the-top-10-to-track