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General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
Trichomoniasis is a sexually transmitted infection (STI) caused by a parasite. It spreads from person to person during sex. Many people do not have any symptoms.
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
Findings that point to it: frothy discharge.
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
See a qualified clinician to confirm or rule this out, sooner if symptoms worsen.
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
Tests used to confirm: metronidazole; treat partner.
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
Treatment is decided by a clinician after confirming the diagnosis. No dosing information is given here.
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
CDC 2021 STI treatment guidelines
Sources: SI, NLM MedlinePlus · Reference · MedlinePlus (US NLM) · Mayo Clinic
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Text: SI summary in its own words (CC BY 4.0) with NLM MedlinePlus public-domain summary; facts checked against WHO fact sheets (CC BY-NC-SA 3.0 IGO, paraphrased with attribution) and Mayo Clinic (linked reference only, no text used); ICD-10 and labels from Wikidata (CC0).