She also complains of internal drainage and headaches. (Her nose doesn’t run). This has been a challenge for her for at least 3-4 years. We have seen allergists, ent, gastro docs and she has been on drops and sprays with no relief. What did you do for your loved one? I finally thought it was the aricept. Mom really benefits from it but we are getting ready to switch to excelon. Ideas????? How is excelon????