I am having severe chronic dry eye syndrome for several months. can any of my drugs be causing this problem; like: Lisinopril, carvedilol, salsalazine, xiidra, freshcote, refresh tears, pravastatin, theratears, Refresh PM Ointment, ubiquinol, Vit. D, 5000mg, calcum, omega 3 fish oil. I am at the end of my rope, trying all kinds of drops, etc. for RELIEF.?? my e-mail is: YYYY@YYYY . Thank you. Rita