New Two-Drug combo aims to stop leprosy spread in its tracks

NCT ID NCT05597280

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase 3 trial tests whether a combination of two antibiotics (bedaquiline and rifampicin) can better prevent leprosy than the current standard single dose of rifampicin. Over 124,000 people living near a leprosy patient in the Comoros will receive either the new two-dose regimen or the standard one-dose treatment. Researchers will track who develops leprosy over several years to see if the new combo is more effective.

What this could mean

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

Active substance
bedaquiline and rifampicin
What this could lead to
If successful, this could provide a more effective way to prevent leprosy in people living near a patient, reducing new cases in high-risk communities.
What could go wrong
This is a large trial, but the new regimen may cause more side effects (like nausea or dizziness) than the current single-dose treatment. It also requires two doses, which may be harder to deliver.

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

Study contacts

  • Contact

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

  • Contact

    Email: •••••@•••••

Locations

  • Fondation Damien

    RECRUITING

    Moroni, Comoros

    Contact Email: •••••@•••••

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