The symptoms associated with NGU usually appear from one to five weeks after infection. Some people never develop obvious symptoms through their infection. A person can spread NGU from the time they are infected until they are cured. NGU is treated with antibiotics. More importantly, they may infect sexual partners.
Abstinence is the only sure way to avoid STDs.
Try to limit your exposure to STDs. Unprotected sexual activity increases your chance of exposure and infection. Use barrier protection, like a condom. Look at your partner before having sex. If you see any sign of an infection such as rashes, sores, discharge or swelling, stop and talk about the importance of checking for an STD before having sex.