Your symptoms sound more like Meniere's Disease. First, it is important to get your blood pressure checked. Then you should have a detailed history, examination, cervical spine
X-rays, PTA (Pure Tone Audiometry
) and Impedance Audiometry done. Other detailed tests are also possible, if indicated. Benign Paroxysmal Positional Vertigo
(BPPV) occurs on change in head position; hearing is usually normal and usually recovers, hence the name benign. Meniere's Disease has fluctuating hearing loss
, vertigo, tinnitus
and fullness in the ear. Do loud sounds also cause vertigo in addition to hyperacusis? Your hyperacusis may be a sign of recruitment phenomenon seen in sensori-neural hearing loss. Treatment is best done after accurate diagnosis. Kindly share the results of your examination and the above mentioned tests.