Sometimes an over the counter (OTC) medicine just isn't enough. Even if your artificial tear was chosen based on advanced testing like the TEAR OSMOLARITY test from Tearlab, it's still possible that you will not have enough relief from your symptoms. This is the time for prescription medicines for your dry eye.
This strategy was first proposed by Dr. White and will be the subject of several academic publications in the near future.
*The use of Azasite for dry eye is a permitted "off-label" application.