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Trichomoniasis (trich for short) is a protozoan infection that causes inflammation of the genitals. Trichomoniasis cannot be transmitted to the mouth and anus.

Signs and Symptoms

Content warning: click to show images of symptoms

• Frothy yellowish vaginal discharge and unpleasant odour
• Vaginal itching
• Often no symptoms
• Pain when urinating
• Pain during sex

Transmission

• Unprotected vaginal sex, including transferring vaginal discharge on hands or sex toys or direct vulva to vulva contact
• Sharing vaginal douching equipment

Treatment

Trich is usually treated by taking a single dose of antibiotics. They must also be taken by the sexual partner at the same time (even if they don’t have symptoms), otherwise re-infection will occur.

Prevention

Use condoms for vaginal sex.