Suggest Treatment For Occipital Neuralgia Caused After A Head Injury

MY WIFE HAD A FALL AND HIT HER HEAD 11 YEARS AGO. SINCE THAT TIME SHE HAS HAD MANY TESTS AND INJECTIONS BUT STILL HAS SEVERE PAIN IN HER HEAD AND SCALP. THE DOCTORS HERE SAY SHE IS SUFFERING FROM OCCIPITAL NEURALGIA, ALL THE MUSCLES IN HER HEAD HVE TIGHTENED UP BLOCKING THE HAIR FOLLICLES