New pneumonia vaccine trial aims to protect adults safely

NCT ID NCT07086677

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

Summary

This study tests a new pneumococcal vaccine (PG4) to see if it is safe and tolerable in adults. About 380 healthy adults will receive either the experimental vaccine, a similar vaccine, a standard vaccine, or a placebo. Participants will be monitored for side effects and give blood samples over up to 18 months.

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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.

streptococcal pneumonia pneumococcal infection prevention target

As listed by the trial registrant

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

Contacts and locations

Locations

  • Bio-Kinetic Clinical Applications, LLC dba QPS-MO

    Springfield, Missouri, 65802, United States

  • Bio-Kinetic Clinical Applications, LLC dba QPS-MO

    Springfield, Missouri, 65807, United States

  • Bio-Kinetic Clinical Applications, LLC dba QPS-MO-Screening and Recruitment Center

    Springfield, Missouri, 65807, United States

  • CTI Clinical Research Center

    Cincinnati, Ohio, 45212, United States

  • Duke Vaccine and Trials Unit

    Durham, North Carolina, 27703, United States

  • Dynamed Clinical Research, LP d/b/a DM Clinical Research

    Tomball, Texas, 77375, United States

  • Finlay Medical Research

    Greenacres City, Florida, 33467, United States

  • Headlands Horizons, LLC dba Headlands Research-Brownsville

    Brownsville, Texas, 78526, United States

  • IMA Clinical Research San Antonio

    San Antonio, Texas, 78229, United States

  • Indago Research & Health Center, Inc.

    Miami Lakes, Florida, 33016, United States

  • J. Lewis Research, Inc. / Foothill Family Clinic

    Salt Lake City, Utah, 84109, United States

  • J. Lewis Research, Inc. / Foothill Family Clinic South

    Salt Lake City, Utah, 84121, United States

  • Johnson County Clinical Trials

    Lenexa, Kansas, 66219, United States

  • LabCorp

    Houston, Texas, 77064, United States

  • NYU Langone Health Vaccine Center

    New York, New York, 10016, United States

  • Orange County Research Center

    Lake Forest, California, 92630, United States

  • Peninsula Research Associates

    Rolling Hills Estates, California, 90274, United States

  • Upstate Global Health Institute

    East Syracuse, New York, 13057, United States

  • Valley Regional Medical Center

    Brownsville, Texas, 78526, United States

  • Velocity Clinical Research, Omaha

    Omaha, Nebraska, 68134, United States