First mRNA vaccine for chlamydia enters human testing

NCT ID NCT06891417

First seen Apr 11, 2026 · Last updated Apr 22, 2026 · Updated 2 times

Summary

This study aims to test the safety and effectiveness of a new mRNA vaccine designed to prevent chlamydia infection. It will involve 1,560 young adults aged 18-29 who are at higher risk of sexually transmitted infections. Participants will receive different doses of the vaccine or a placebo and be followed for 18 months to see if the vaccine prevents infection and how their immune systems respond.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Investigational Site Number : 0360001

    RECRUITING

    Albion, Queensland, 4010, Australia

  • Investigational Site Number : 0360002

    RECRUITING

    Bruce, Australian Capital Territory, 2617, Australia

  • Investigational Site Number : 0360003

    RECRUITING

    Southport, Queensland, 4222, Australia

  • Investigational Site Number : 0360004

    RECRUITING

    Morayfield, Queensland, 4506, Australia

  • Investigational Site Number : 0360005

    RECRUITING

    Sydney, New South Wales, 2010, Australia

  • Investigational Site Number : 0360006

    RECRUITING

    Maroubra, New South Wales, 2035, Australia

  • Investigational Site Number : 0360010

    RECRUITING

    Melbourne, Victoria, 3000, Australia

Conditions

Explore the condition pages connected to this study.