What Is Trichomoniasis?

Trichomoniasis (trich) is a parasitic STD caused by Trichomonas vaginalis. It is the most common curable STD.

Symptoms

• Women: frothy yellow-green discharge, vaginal itching, odor, painful urination
• Men: usually no symptoms; may have penile discharge or burning
• 70% of infected people have NO symptoms

Complications

• Increased HIV transmission risk
• Pregnancy complications (preterm birth)

Testing

• NAAT (urine or vaginal swab)
• Results in 1–3 days

Treatment

• Single 2-gram dose of metronidazole or tinidazole
• Partner(s) must be treated simultaneously
• Avoid alcohol for 24–72 hours after treatment