If prostatitis is part of the picture, you may want look into repetitive prostatic massage. See:

Nickel JC, Downey J, Feliciano AE Jr, Hennenfent B.
Repetitive prostatic massage therapy for chronic refractory prostatitis: the Philippine experience.
Tech Urol. 1999 Sep;5(3):146-51.

Hennenfent BR, Feliciano AE.
Changes in white blood cell counts in men undergoing thrice-weekly prostatic massage, microbial diagnosis and antimicrobial therapy for genitourinary complaints.
Br J Urol. 1998 Mar;81(3):370-6.

Shoskes DA, Zeitlin SI.
Use of prostatic massage in combination with antibiotics in the treatment of chronic prostatitis.
Prostate Cancer Prostatic Dis. 1999 May;2(3):159-162.

And see:
http://www.duj.com/Article/Hennenfent1/Hennenfent.html
and:
http://www.duj.com/Article/Hennenfent2/Hennenfent2.html
and:
http://www.amazon.com/exec/obidos/ASIN/0971745404/prostatebooks-20/