The results of diagnostic testing will determine treatment. ? If infection is the cause, then an antibiotic to fight bacteria (as in middle ear infections) or antiviral agents (to fight syndromes caused by viruses like Ramsay Hunt) may be used. ? If simple swelling is believed to be responsible for the facial nerve disorder, then steroids are often prescribed. ? In certain circumstances, surgical removal of the bone around the nerve (decompression) may be appropriate.