HYPROMELLOSE IS USED TO PROLONG THE ACTION OF MEDICATED EYE DROPS AND, EITHER ALONE OR WITH OTHER VISCOSITY-INCREASING AGENTS, IN ARTIFICIAL TEARS PREPARATIONS FOR THE MANAGEMENT OF DRY EYE ; SOLUTIONS CONTAINING 0.3 TO 1% OF HYPROMELLOSE ARE COMMONLY USED. SOLUTIONS FOR CONTACT LENS CARE AND FOR LUBRICATING ARTIFICIAL EYES CONTAIN SIMILAR CONCENTRATIONS. HYPROMELLOSE IS ALSO ADMINISTERED INTRA-OCULARLY, USUALLY AS A 2% SOLUTION, AS AN ADJUNCT IN OPHTHALMIC SURGERY AND CONCENTRATIONS OF UP TO 2.5% MAY BE USED TOPICALLY TO PROTECT THE CORNEA DURING GONIOSCOPY PROCEDURES.