Meibomian gland dysfunction (MGD) is an abnormality of the meibomian glands that results from duct obstruction and irregular meibum quality/quantity, leading to symptoms of dry eye.

The wide array of ocular lubricants on the market can be overwhelming for both patients and eyecare providers.

Artificial tears are designed to lubricate the ocular surface by mimicking the natural tears through the use of various viscosity-enhancing agents, including but not limited to hydroxypropyl-guar (…