Tracking pneumococcus: a Year-Long look inside Children's airways
NCT ID NCT07748832
First seen Aug 06, 2026 · Last updated Aug 07, 2026 · Updated 1 time
Summary
This study follows about 60 healthy U.S. children under age 5 for a year, taking throat swabs every two weeks to see how long pneumococcal bacteria linger in their airways. Researchers will use genetic testing to identify bacterial types and track whether the same strain persists or new ones appear. The goal is to understand carriage patterns and interactions with other microbes, which could inform better vaccines and public health strategies.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Oropharyngeal (OP) swab collection for monitoring pneumococcal carriage
- What this could lead to
- If successful, this could provide crucial data to improve pneumococcal vaccines and public health strategies for protecting young children from respiratory infections.
- What could go wrong
- This is a small pilot study with only 60 children, so findings may not apply broadly. Frequent swabbing over a year may be burdensome, and the study does not test any treatment.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- Expected to finish
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Jul 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
The study will enroll 60 healthy children under 4 years of age (30 aged 0-1 year, 30 aged 2-4 years) residing in Orlando, Florida. Children must be free of chronic or immuno-compromising conditions. Participants will be recruited from the community, pediatric clinics, and existing registries.
- Ages
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28 days to 48 months
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Are older than 28 days and under 4 years of age at the time of enrollment. * Have a parent or legal guardian who: 1. Provides written informed consent. 2. Is able to read and speak English or Spanish. 3. Agrees to comply with all study procedures, including completion of questionnaires and biweekly oropharyngeal (OP) swab collections from the child for a period of 12 months. Exclusion Criteria: * History of chronic medical conditions or immunocompromising conditions that may influence pneumococcal carriage or study participation, such as: * cystic fibrosis * cerebral palsy * neuromuscular disorders * congenital heart disease * known congenital or acquired immunodeficiencies * sickle cell disease * undergoing immunosuppressive therapy (e.g., systemic corticosteroids ≥2 mg/kg/day for ≥14 days, chemotherapy, biologics)
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University of Central Florida
RECRUITINGOrlando, Florida, 32827, United States