Be strong, and have a good idea in YOUR mind what you expect, and want from this visit. If you feel dismissed, or jerked around, you can always go to a new MD.

Take your list of questions.
Take a person with you to help with a clean set of ears
Take a list of your current symptoms
Take a list of what you expect from them. ask if they can do it.
Take a list of ALL of your current meds/suppliments.

come back and tell us all about it. We are cheering for you!