The first and Only Doctor Eyelid Cleaning Procedure to Help Maintain Clean and Healthy Lids. Blephex is an in-office procedure that allows your doctor to take an active role in helping prevent, the risk of dry eye and blepharitis. With regular treatments, as part of a healthy lifestyle, patients may be able to reduce their risk of returning symptoms associated with dry eye and blepharitis and it only takes takes a few minutes to perform in office.