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Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of V116 in Pneumococcal Vaccine-naïve Adults (V116-003, STRIDE-3)

ClinicalTrials.gov ID: NCT05425732

Public ClinicalTrials.gov record NCT05425732. 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 Jun 27, 2026, 5:57 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 3, Randomized, Double-blind, Active Comparator-controlled Clinical Study to Evaluate the Safety, Tolerability, and Immunogenicity of V116 in Pneumococcal Vaccine-naïve Adults

Study identification

NCT ID
NCT05425732
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Enrollment
2,663 participants

Conditions and interventions

Interventions

  • V116 Biological
  • PCV20 Biological

Biological

Eligibility (public fields only)

Age range
18 Years and older
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
Jul 12, 2022
Primary completion
May 17, 2023
Completion
May 17, 2023
Last update posted
Oct 25, 2024

2022 – 2023

United States locations

U.S. sites
60
U.S. states
21
U.S. cities
55
Facility City State ZIP Site status
Central Research Associates ( Site 0067) Birmingham Alabama 35205
Lenzmeier Family Medicine/CCT Research ( Site 0006) Glendale Arizona 85308
Desert Clinical Research/ CCT Research ( Site 0040) Mesa Arizona 85213
Foothills Research Center/ CCT Research ( Site 0021) Phoenix Arizona 85044
Fiel Family and Sports Medicine, PC/CCT Research ( Site 0003) Tempe Arizona 85283
Baptist Health Center For Clinical Research ( Site 0019) Little Rock Arkansas 72205
Southland Clinical Research Center-Research ( Site 0054) Fountain Valley California 92708
Sunwise Clinical Research ( Site 0024) Lafayette California 94549
Chemidox Clinical Trials ( Site 0048) Lancaster California 93534
Paradigm Clinical Research Centers, Inc ( Site 0018) Redding California 96001
Peninsula Research Associates ( Site 0079) Rolling Hills Estates California 90274
Acclaim Clinical Research ( Site 0083) San Diego California 92120
Millennium Clinical Trials ( Site 0013) Simi Valley California 93065
Lynn Institute of Denver ( Site 0012) Aurora Colorado 80012
Paradigm Clinical Research Centers, Inc ( Site 0027) Wheat Ridge Colorado 80033
JEM Research Institute ( Site 0072) Atlantis Florida 33462
Alliance for Multispecialty Research, LLC ( Site 0015) Coral Gables Florida 33134
Hillcrest Medical Research ( Site 0049) DeLand Florida 32720
East Coast Institute for Research, LLC ( Site 0070) Jacksonville Florida 32204
East Coast Institute for Research ( Site 0071) Lake City Florida 32055
L&C Professional Medical Research Institute ( Site 0025) Miami Florida 33144
Advanced Medical Research Institute ( Site 0014) Miami Florida 33174
Headlands Research Orlando ( Site 0031) Orlando Florida 32819
Genesis Clinical Research, LLC ( Site 0016) Tampa Florida 33603
Clinical Research Trials of Florida ( Site 0007) Tampa Florida 33607
Palm Beach Research Center ( Site 0060) West Palm Beach Florida 33409
Clinical Research Prime ( Site 0010) Idaho Falls Idaho 83404
Solaris Clinical Research ( Site 0008) Meridian Idaho 83646
Versailles Family Medicine / CCT Research ( Site 0063) Versailles Kentucky 40383
Arcturus Healthcare , PLC, Troy Internal Medicine Research Division ( Site 0038) Troy Michigan 48098
Alliance for Multispecialty Research, LLC ( Site 0026) Kansas City Missouri 64114
Skyline Medical Center/CCT Research ( Site 0028) Elkhorn Nebraska 68022
Methodist Physicians Clinic/CCT Research ( Site 0058) Fremont Nebraska 68025
Meridian Clinical Research, LLC ( Site 0045) Norfolk Nebraska 68701
Healor Primary Care / CCT Research ( Site 0056) Las Vegas Nevada 89102
Excel Clinical Research, LLC ( Site 0077) Las Vegas Nevada 89109
Santa Rosa Medical Centers of Nevada / CCT Research ( Site 0029) Las Vegas Nevada 89119
Smith Allergy & Asthma Specialists-Corning Center for Clinical Research ( Site 0032) Horseheads New York 14845
Aventiv Research Inc ( Site 0044) Columbus Ohio 43213
Advanced Medical Research ( Site 0002) Maumee Ohio 43537
Lynn Institute of Norman ( Site 0001) Norman Oklahoma 73072
Lynn Health Science Institute ( Site 0005) Oklahoma City Oklahoma 73112
Lynn Institute of Tulsa ( Site 0084) Tulsa Oklahoma 74135
Summit Headlands ( Site 0047) Portland Oregon 97210
Velocity Clinical Research, Greenville ( Site 0043) Greenville South Carolina 29615
Trial Management Associates ( Site 0089) Myrtle Beach South Carolina 29572
Tekton Research, Inc. ( Site 0053) Austin Texas 78745
WR-Global Medical Research, LLC ( Site 0065) Dallas Texas 75224
Elixir Research Group - W Houston ( Site 0068) Houston Texas 77077
Epic Clinical Research ( Site 0082) Lewisville Texas 75067
DCOL Center for Clinical Research ( Site 0051) Longview Texas 75605
Research Your Health ( Site 0042) Plano Texas 75093
IMA Clinical Research San Antonio ( Site 0009) San Antonio Texas 78229
VIP Trials ( Site 0086) San Antonio Texas 78230
Dynamed Clinical Research, LP d/b/a DM Clinical Research-DM Clinical Research ( Site 0036) Tomball Texas 77375
Olympus Family Medicine/CCT Research ( Site 0074) Holladay Utah 84117
South Ogden Family Medicine/ CCT Research ( Site 0022) Ogden Utah 84405
Charlottesville Medical Research ( Site 0034) Charlottesville Virginia 22911
Health Research of Hampton Roads, Inc. ( Site 0004) Newport News Virginia 23606
MultiCare Rockwood Cheney Clinic ( Site 0037) Spokane Washington 99204

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 52 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05425732, 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 Oct 25, 2024 · Synced Jun 27, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05425732 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →