Nose drops with friendly bacteria could pave way for meningitis vaccine

NCT ID NCT03549325

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

Summary

This study gave healthy adults nose drops containing a harmless bacteria (N. lactamica) to see how the body's immune system responds. The goal is to learn if the immune response is the same whether the bacteria is cleared after 4 days or 14 days. This information will help design a future vaccine to prevent meningitis.

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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

Locations

  • Southampton NIHR Clinical Research Facility

    Southampton, Hampshire, SO166YD, United Kingdom

More trials for these conditions

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