Mpox vaccine trial expands to children: a step toward broader protection

NCT ID NCT06549530

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests the MVA-BN vaccine in 460 children aged 2 to 12 years, comparing their immune response and safety to adults. All participants receive two doses four weeks apart. The goal is to see if the vaccine can prevent smallpox, mpox, and related orthopoxvirus infections in younger populations.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

MVA-BN vaccine

What this could lead to

If successful, this could show that the MVA-BN vaccine is safe and effective for children, potentially protecting them from mpox and related viruses.

What could go wrong

This is a Phase 2 trial with only 460 participants, so results may not apply to all children. The vaccine might not produce a strong enough immune response or could have unexpected side effects.

Disclaimer Read more

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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Conditions

The condition(s) this trial relates to.

human infection by orthopoxvirus prevention target monkeypox prevention target smallpox prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Epicentre Mbarara Research Centre

    Mbarara, Uganda

  • Uganda Virus Research Institute

    Entebbe, Uganda

  • University of Kinshasa

    Kinshasa, Democratic Republic of the Congo