Duratears Lubricating Eye Ointment is a brand of medicine containing the active ingredients paraffin, liquid-paraffin, white soft-wool fat.Find out more about active ingredients.our doctor can discuss with you the risks and benefits involved. Remove contact lenses before using DURATEARS® Eye Ointment. This product is not to be used with contact lenses. If you have not told your doctor about any of the above, tell them before you start using DURATEARS® Lubricating Eye Ointment.