Itching and pus flowing from the male urethra, it is recommended to go to the hospital for examination to clarify the cause and then treat it with the right medicine. First, non-gonococcal urethritis: is infected through unclean sexual contact, it is recommended to conduct mycoplasma, chlamydia culture, after the diagnosis of oral roxithromycin capsule 1, twice a day, continuous oral 10 days, or intravenous azithromycin injection 500mg, intravenous drip, once a day, continuous use for 1 week; second, gonococcal infection: if the examination confirmed the diagnosis of gonococcal infection, you need to use Ceftriaxone sodium for injection, 1.0g, intravenous drip, twice daily, for 1 week, during the treatment period need to abstain from sex, this disease can cause partner infection through sexual contact; third, non-specific bacterial infection: if the examination is diagnosed as non-specific bacterial infection, according to the results of the pus culture to select the sensitive antibiotics, can also be empirical use of levofloxacin hydrochloride injection 200mg, intravenous drip, once a day for 1 week, or cefuroxime sodium for injection 1.5g, intravenous drip, twice a day for 1 week for treatment.