Pimples/zits around pubic area, burning while urine, pain/pressure in testicles, somtimes cloudy urine std. Tested all, all negative. Bactrim (sulfamethoxazole and trimethoprim) helps, not kill?

Prostatitis? Could be a prostatitis. Symptoms often times refer to testicles, penis, urethra. Often times under treated with short course of antibiotics. Usually need 4 to 6 weeks of antibiotics like Cipro, (ciprofloxacin) bactrim, or doxycycline to adequately treat.