Question: what to do when ear wax blocks your hearing?
Answer: Soften the wax. Use an eyedropper to apply a few drops of baby oil, mineral oil, glycerin or hydrogen peroxide in your ear canal.
Use warm water. After a day or two, when the wax is softened, use a rubber-bulb syringe to gently squirt warm water into your ear canal. ... 
Dry your ear canal.