Best advise... alot of Gerd medicine reduces the effectiveness of other medications. I try to take them at different times. Gaviscon and Pepsid complete are dear friends.
Alot of my Chrons is in my esophagus and small intestine. Esophagus biopsies shows levels of Barrett's.
Self diagnosis and supplements may not be good for many of us. Ask your specialists.
If your primary refuses a referral have him document for your records. Insurance is a money game now.