Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Phase 1/2, Randomized, Placebo-controlled, Observer-blinded Trial To Evaluate The Safety, Tolerability, And Immunogenicity Of A Multivalent Group B Streptococcus Vaccine In Healthy Adults 18 To 49 Years Of Age

ClinicalTrials.gov ID: NCT03170609

Public ClinicalTrials.gov record NCT03170609. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 3:06 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A PHASE 1/2, RANDOMIZED, PLACEBO-CONTROLLED, OBSERVER-BLINDED TRIAL TO EVALUATE THE SAFETY, TOLERABILITY, AND IMMUNOGENICITY OF A MULTIVALENT GROUP B STREPTOCOCCUS VACCINE IN HEALTHY ADULTS 18 TO 49 YEARS OF AGE

Study identification

NCT ID
NCT03170609
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
365 participants

Conditions and interventions

Interventions

  • Multivalent group B streptococcus vaccine Biological
  • Placebo Biological

Biological

Eligibility (public fields only)

Age range
18 Years to 49 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 4, 2017
Primary completion
Jun 24, 2018
Completion
Jun 24, 2018
Last update posted
Jul 1, 2019

2017 – 2018

United States locations

U.S. sites
4
U.S. states
3
U.S. cities
3
Facility City State ZIP Site status
Clinical Research Atlanta Stockbridge Georgia 30281
Kentucky Pediatric / Adult Research Bardstown Kentucky 40004
J. Lewis Research, Inc. / Foothill Family Clinic Salt Lake City Utah 84109
J. Lewis Research, Inc. / Foothill Family Clinic South Salt Lake City Utah 84121

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03170609, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 1, 2019 · Synced Jul 22, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03170609 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →