Thanks for posting your query.
It seems that you are suffering from prostatitis.
Meatal irritation, pain over perineum
are symptoms of prostatitis. Have tested your urine. If your urine contains more than 5 pus cells in the microscopic examination of the deposits and presence of pus casts are suggestive of prostatitis.
If there is more pus cells, you have undergo for urine culture and sensitivity test. According to the outcome the appropriate antibiotics could be selected and has to be taken for adequate duration. Then you will be alright.
will also helpful in chronic prostatitis
(not in acute prostatitis) in the diagnosis and also as a treatment.
Consult a Urologist
or a Genitourinary physician they will help you.
Get well soon.