Welcome to HCM.
You have not mentioned your age, the size of prostate
and the amount of residual urine.
Your Serum creatinine
is within normal limits.
Treatment is based on all these factors as well as taking into consideration, other diseases that you may have such as Hypertension
If the outlet obstruction is mild, then medical treatment can be done, but if the obstruction is very significant and if there are back pressure effects, then surgery is required. Surgery is the treatment of choice.
Please consult an Urologist
who will have to evaluate you and suggest right type of treatment. Medical treatment has to be done under Doctor's supervision and has to be done for a long time.