What Causes Pain In Neck?

about my hairline on the left side of my neck starts hurting and sometimes keeps getting worse until it beco mes unbearable i have a prescription for arthritis, hydrocodone,I GET SOME RELIEF WHEN ITAKE AN EXTRA PILL. THE DOC SAYS I HAVE OSTEOARTHROS-TROCHANTERIC BURSITIS, BUT I DONT THINK HE UNDERSTANDS HOW BAD MY NECK AND HEAD HURTS MY NECK AND HEAD HAVENT STOPED HURTING FOR ABOUT 4 MONTHS, ANY IDEAS OR QUESTIONS?