Product Description: Thealoz Duo is the new gold standard for ocular surface damage induced by dry eye, after cataract surgery. Thealoz Duo can be used by contact lens wearers. Thealoz Duo can be used for 3 months after opening How to use: 1 drop in each eye from 4 to 6 times a day. Warning and cautions: Do not touch eyes or eyelids with the tip of the bottle especially if patient has eye infection Ingredients: Trehalose 3% + Sodium Hyaluronate 015%