I have a welsh corgi that has this disease and it still isn't cleared up. When it first showed up, it was in spots and she would scratch them open and they would be all seepy. We took her to the vet and we did the
ivermectin oral dose for 30 days and it seemed to clear it up. The vet told us that since she was young it should go away, but she is 2 1/2 now and she still has it. We ...