Herpes symptoms don’t last for months at a time. It is interesting that the blot was negative but you had a positive swab test. Have you had a positive swab from one of the buttocks lesions?
So to be clear, you had a positive swab test while on suppressive therapy?
Did you have sex at any point between the negative blot and the positive swab test?
To find information about the western blot, you can go to PubMed and put in herpes western blot in the search area. I’ll let you do that.