Trichomoniasis
Key facts Trichomoniasis is a sexually transmitted infection caused by a parasite. It can be passed on during unprotected sex or from sharing damp towels. Symptoms include vaginal or penile discharge and pain urinating. Trichomoniasis is treated with antibiotics. All recent sexual partners should receive treatment. What is trichomoniasis? Trichomoniasis is a sexually transmitted infection (STI) caused by a parasite called trichomonas vaginalis. In Australia, it is more common in people from regional and remote areas and less common in urban areas. Trichomoniasis can affect females and males. How can I catch trichomoniasis? You usually catch trichomoniasis during unprotected vaginal sex