I sometimes have a pain in the penis and in the prostate, I think it might be a prostatitis

They are symptoms of prostatitis. You can also have your diseases diagnosed in hospital by taking prostate tests. 
I suggest you to take Diuretic and Anti-inflammatory Pill to cure your prostatitis. Diuretic and Anti-inflammatory Pill aming at eliminate pain in the penis and prostate to cure your ptostatitis. As a kind of traditional Chinese medicine, there are almost 50 kind of elements in its recipe. All the elements have their unique function in curing prostatitis. Some of the herbs can promote blood circulation and dissolve stasis, some can promote Qi to release the pain. As the cause of prostatitis is obstruction of heat and dampness in the pelvic cavity, Diuretic and Ani-inflammatory Pill can clear away heat and dampness in three months.
You can feel your pain release after taking the pill for one month and you can have your prostate test normal after 3 months medication.                                    
Released in 2010-12-24 13:51:59