Could a vaccine shot into warts make them disappear?
NCT ID NCT05087849
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This small pilot study tested whether injecting the Gardasil 9 HPV vaccine directly into genital warts could reduce their size and number. Only 2 adults with at least 3 warts each took part. The goal was to see if this approach is safe and worth studying further.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Gardasil 9 (HPV vaccine)
- What this could lead to
- If it works, this could point toward a new way to treat genital warts without surgery or creams.
- What could go wrong
- This is a very early pilot study with only 2 participants, so results may not apply to others. The treatment is injected directly into warts, which may cause pain or irritation.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Zuckerberg San Francisco General Hospital
San Francisco, California, 94110, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Tweets that tell a story: a new approach to boosting HPV vaccination
- Laser vs. electric scalpel: which removes genital warts better?
- Could HPV shots start earlier? study tests vaccine in kids as young as 4
- Can a blister beetle extract banish common warts? phase 3 trial investigates
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