started to have an enlarged prostate gland since 2007, later semen test came out good. Now experience groins/legs pain, and urgent urinating

Enlarged prostate can be a symptom of prostatitis and BPH. According to your symptoms, I think you mean you have prostatitis. 
Diuretic and Anti-inflammatory Pill can cure prostatitis. 
It is a kind of traditional Chinese medicine made from almost 50 kinds of elements and each of them have their unique function in curing genital system and urinary system disesases. Some of them can promote blood circulation and dissolve stasis, some can promote Qi and stop pain, some can kill bacteria, virus, mycoplasma and chlamydia, and some can clear away heat and dampness. They all aiming at eliminating your symptoms to cure it.                                    
Released in 2011-11-10 11:18:13
                            

If my problem was a Death Star, this atircle is a photon torpedo.                                    
Released in 2011-11-24 19:12:46