Phase 2 study

Not yet recruiting Phase 2

Sources: ClinicalTrials.gov Checked: 11 October 2026 Not medical advice

This trial at a glance

Status Not yet recruiting
Phase Phase 2
Sponsor National Institute of Hygiene and Epidemiology, Vietnam
Registry number NCT06681636
Started 14 December 2024 Today 16 October 2026 Estimated completion 31 October 2026

Where this trial is running

Trial sites and the status recorded for each
SiteCityState or countryStatus at this site
Murdoch Children Research Institute Parkville VIC Status not stated

voxsanity.com.au · trial sites from public registries · registry record synced 11 October 2026 · not medical advice

Who can join

Age 18 Years to 26 Years
Sex Female participants only
Healthy volunteers Accepted
Enrolment target 300

The official eligibility criteria

Registry text, reproduced exactly. These are the words the trial's sponsor published on ClinicalTrials.gov. They have not been edited, shortened or rewritten, and they are written for researchers rather than for patients.

Inclusion Criteria:

* Is between the reporting ages of 18-26 years at the time of recruitment.

* Engage in commercial sex in the last 6m (for FSW group) or have engaged in sexual activity (non-FSWs)

* Willing and able to give written informed consent.

* Willing to complete the follow-up requirements of the study.

Exclusion criteria

Participants meeting any of the following criteria will be excluded from the trial:

* Pregnant or possibly pregnant

* Has received any HPV vaccine previously

* Has an axillary temperate greater than 38°C

* Known allergies to any vaccine component

* incapacity to provide consent

* Currently receiving immunosuppressive medication or anti-cancer chemotherapy.

* Known HIV infection.

* Known Congenital immune deficiency syndrome.

Dates on the record

Started 14 December 2024
Estimated completion 31 October 2026
Registry last updated 8 November 2024
Checked by Voxsanity 11 October 2026

Results, publications and the official record

Sources and dates

  • ClinicalTrials.gov – the record this page reformats
  • ClinicalTrials.gov processing date: 8 November 2024.
  • This page last checked by Voxsanity: 11 October 2026.

Voxsanity reformats data from public registries into this layout. It does not edit, interpret or add to what the registry published.

Not medical advice.

Individual trial records are refreshed on a rolling basis rather than all at once, so a record may be up to several weeks old. Each trial page and trial card shows the date its own record was last synced. Where a record has lagged, its status, sites and enrolment can differ from the current registry state in either direction, so check the registry link on the trial page before acting on them.

Letter for your doctor

A one-page summary of this trial to print or email to your GP. It carries the registry's own record of the trial and its eligibility criteria, and nothing Voxsanity has written about whether it suits you.