Carolyn,
I too am sad reading your posting...but I do have an idea. Have you considered seeing Dr Mark Pegram (one of the cofounders of Herceptin) who is now in S Florida?
Maybe he would have some good options for you..
http://www6.miami.edu/UMD/CDA/UMD_Pe...Ve_e_0,00.html
Gentle understanding hugs,Marcia