Urethritis refers to the inflammation of the urethra in both men and women. Painful and uncomfortable urination is the number one symptom. To confirm, immediate consultation with a doctor is necessary. Urethritis is a bacterial infection; and it is likely contracted through unprotected sex. It is either gonococcal urethritis or nongonococcal. Gonococcal urethritis is caused by neisseria gonorrhoeae while the other one is caused likely by chlamydia trachomatis.