Dr. Christopher's Lung Formula is a good choice. However, I would also include colloidal silver. Whether allergy or infection, I can almost guarantee that it will relieve your symptoms.
I know how adrenal fatigue can impair one's life. Been there, done that, and my heart goes out to you. Tell me, is there an emotional component or is it purely physical? Something you may want to consider is iodine supplementation. The folks at the iodine forum did a lot for me personally. Many times anxiety is the result of an iodine deficiency. You may want to drop in there and ask for advice.