is a semi-synthetic opioid
derivative your symptoms are partially related to withdrawal. Did you take alcohol? The dull headache
can be on account of it too. Do not worry you will get fine soon. Drink a cup of lemonade it can make you feel better after some time. You need to see an ENT specialist
Hydrocodone has side effect of causing hearing loss
in some patients. Since you are complaining of constant ringing in the ears you can be affected with it. If you neglect it can get complicated to tinnitus
and permanent hearing loss. Your symptoms are initial and have just started get your ear's and tympanic membrane be examined clinically to get treatment in time and get well soon.
Plugging in the ears can also be due to wax, if they are there you need an ear wash under an ENT expert, do not fiddle with your ears. Once the wax is out your problem is gone.
The problem in your sole can be because of neurological problem, tell the treating doctor so that you get dietary supplement tablets that are good for your nerves. It is a side effect of hydrocodone. Get treated, have a good day.