Optrex contact lens eye drops are designed to provide relief from dry eyes dry eye syndrome can be caused by many aspects of modern living from computer use to air conditioning and wearing contact lenses optrex contact lens eye drops will moisturise the dry eyes of contact lens wearers for long lasting comfort eye drops can be applied directly to the eyes without the need to remove the lenses first suitable for everyday use for contact lens wearerswarningkeep out of the sight and reach o