I have labyrinthitis in the right ear. I have used  prednisolone and my hearing has not returned. Would alternative treatment like acupuncture work?

Possibly. There are chinese scalp and auricular protocols which may be beneficial. However, the only way to know if you personally will achieve substantial benefits from this approach is if you try it.
Try OMT. Consider a trial of osteopathic manipulative treatment (omt) that includes the cranium. It is a safe and effective method that address any mechanical components of the headache pattern with a gentle mechanical hands on treatment . Also osteopathic treatment of neck, face and head has been able to help many people with such. Cranialacademy.Com has a doctor finder to help you find one near you.