Artificial tears are used to moisten and lubricate dry eyes. They contain carboxymethylcellulose, dextran, glycerin, hypromellose, polyethylene glycol, polysorbate, polyvinyl alcohol, povidone, and propylene glycol. They are used in conditions causing burning, irritation, and discomfort to the eyes, and they also protect the eye from injury and infections.
Why Do My Eyes Always Feel Dry?
A dry eye occurs when an individual does not have adequate tear production to keep the eye moist. To learn more about the topic, read below.

Alacrima - Living Without Tears
Alacrima is a rare congenital abnormal condition because of less or no tear production. Read the article to know more about it.
Artificial Tears - Types, Usage, and Mechanism of Action
Artificial tears, also called as lubricating eye drops, can help to moisturize and lubricate the surface of dry eyes. Continue reading to know more.