1 FAA â The location identifier assigned by the Federal Aviation Administration (FAA). 2  These are linked to each airport's page at the Colorado Department of Transportation. 3  IATA â The airport code assigned by the International Air Transport Association (IATA). 4  Those that do not match the FAA code are shown in bold.
The Problem With Eye Drops. It can be difficult to imagine an oral treatment having such a profound impact on tear production. This is because mainstream medicineâs preferred treatments for dry eye syndrome are in the form of eye drops, both over-the-counter and prescription.
Here are some general tips to help you prevent dry eyes: 1  Avoid over-the-counter eye drops that contain preservatives. 2  Blink more often. 3  Increase your intake of vitamins A and C by making sure your diet consists of many green, leafy vegetables, fish, nuts, citrus fruits, and vegetables.