New Virus-Based COVID booster enters human trials

NCT ID NCT05389319

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This early-stage trial tests a new COVID-19 booster vaccine called Prime-2-CoV_Beta, made from a modified orf virus. It involves 96 healthy adults aged 18-55 who have already been vaccinated or infected. The main goal is to check safety and how well the vaccine boosts the immune system.

What this could mean

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

Active substance

Prime-2-CoV_Beta (a vaccine made from a modified orf virus to boost immunity against COVID-19)

What this could lead to

If successful, this could provide a new type of COVID-19 booster that may offer broader or longer-lasting protection.

What could go wrong

This is an early, small trial (96 people) focused on safety and immune response, not on preventing infection. The vaccine may not work as hoped or could cause 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.

COVID-19 prevention target

As listed by the trial registrant

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

Contacts and locations

Locations

  • Bernhard-Nocht-Institut für Tropenmedizin

    Hamburg, Free and Hanseatic City of Hamburg, 20359, Germany

  • University Hospital Tübingen, Institute of Tropical Medicine

    Tübingen, Baden-Wurttemberg, 72074, Germany