New meningitis vaccine shows promise for infants in landmark trial

NCT ID NCT05794230

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a new vaccine (MenACYW) to protect against four types of meningococcal bacteria that can cause meningitis and sepsis. Over 1,500 healthy infants and toddlers in India and South Africa received the vaccine alongside routine childhood shots. Researchers compared its immune response and safety to an existing vaccine.

What this could mean

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

Active substance

Meningococcal conjugate vaccine (MenACYW)

What this could lead to

If successful, this could provide a safe and effective option to protect infants and toddlers against four types of meningococcal disease.

What could go wrong

This trial is already completed, but results may not apply to all populations or settings. Side effects like injection site reactions or fever are possible.

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.

meningococcal infection prevention target

As listed by the trial registrant

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

Contacts and locations

Locations

  • Investigational Site Number : 3560001

    Pune, 411043, India

  • Investigational Site Number : 3560002

    Pune, 411011, India

  • Investigational Site Number : 3560003

    New Delhi, 110002, India

  • Investigational Site Number : 3560004

    Mysore, 570004, India

  • Investigational Site Number : 3560006

    Chennai, 603203, India

  • Investigational Site Number : 3560007

    Hyderabad, 500018, India

  • Investigational Site Number : 3560009

    Kolkata, 700017, India

  • Investigational Site Number : 3560011

    Manipal, 576104, India

  • Investigational Site Number : 3560013

    Mysore, 570001, India

  • Investigational Site Number : 3560016

    Kanpur, 208002, India

  • Investigational Site Number : 7100001

    Middelburg, 1055, South Africa

  • Investigational Site Number : 7100002

    Cape Town, 7505, South Africa

  • Investigational Site Number : 7100003

    Cape Town, 7937, South Africa

  • Investigational Site Number : 7100005

    Johannesburg, 2013, South Africa

  • Investigational Site Number : 7100006

    George, 6530, South Africa