ECO TEARS EYE DROPS contains Carboxymethylcellulose, which belongs to the group of medicines called Topical ophthalmic lubricants. It is used to manage dryness of the eye due to exposure to wind or sun and following a laser or cataract eye surgery. It is also used to protect the eyes from further irritation. The symptoms may include discomfort, irritation, burning, a foreign body sensation in the eye, etc.