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Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of a Monovalent mRNA Vaccine Encoding Influenza Hemagglutinin in Adult Participants 18 Years of Age and Older

ClinicalTrials.gov ID: NCT06118151

Public ClinicalTrials.gov record NCT06118151. 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 Sep 1, 2026, 10:21 PM 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 I, Parallel, Randomized, Active-controlled, Multi-center, Dose-escalation Study With Early Safety Data Reviews to Assess Safety and Immunogenicity of a Monovalent mRNA Vaccine Encoding Influenza Hemagglutinin in Adults 18 Years of Age and Older

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to evaluate the safety and immunogenicity of a single intramuscular (IM) injection of different dose levels of messenger ribonucleic acid (mRNA) vaccine encoding influenza hemagglutinin compared to an active control quadrivalent recombinant influenza vaccine (RIV4) in adults 18 years of age and older. Study details include: Study Duration: approximately 6 months Treatment Duration: 1 injection of mRNA vaccine encoding influenza hemagglutinin encoding influenza hemagglutinin or control. Visit Frequency: Screening visit, Day 01, Day 02, Day 03, Day 09, Day 29, Day 91, Day 181

Study identification

NCT ID
NCT06118151
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Enrollment
388 participants

Conditions and interventions

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
Apr 10, 2022
Primary completion
Feb 16, 2023
Completion
Feb 16, 2023
Last update posted
Nov 6, 2023

2022 – 2023

United States locations

U.S. sites
20
U.S. states
12
U.S. cities
17
Facility City State ZIP Site status
Peninsula Research Associates Site Number : 8400013 Rolling Hills Estates California 90274
Optimal Research Site Number : 8400026 San Diego California 92108
AMR Coral Gables/Miami, Formerly Clinical Research of South Florida, an AMR company (Clinic) Site Number : 8400004 Coral Gables Florida 33134
Research Centers of America Site Number : 8400003 Hollywood Florida 33024
Meridian Clinical Research, LLC Site Number : 8400016 Savannah Georgia 31406
AES Peoria Site Number : 8400017 Peoria Illinois 61614
AMR El Dorado Site Number : 8400009 El Dorado Kansas 67042
AMR - Newton Site Number : 8400005 Newton Kansas 67114
AMR Wichita West Site Number : 8400030 Wichita Kansas 67205
AMR Lexington Site Number : 8400014 Lexington Kentucky 40509
Benchmark Research Site Number : 8400010 Metairie Louisiana 70006
Quality Clinical Research Site Number : 8400018 Omaha Nebraska 68112
Velocity Clinical Research, Omaha Site Number : 8400007 Omaha Nebraska 68134
Velocity Clinical Research Vestal Site Number : 8400033 Vestal New York 13850
Coastal Carolina Research Center - N Charleston Site Number : 8400008 North Charleston South Carolina 29405
AMR Knoxville Site Number : 8400027 Knoxville Tennessee 37920
Elligo Health Research, Inc. Site Number : 8400035 Austin Texas 78704
Benchmark Research - Austin Site Number : 8400006 Austin Texas 78705
AES Austin Site Number : 8400021 Austin Texas 78744
Clinical Trials of Texas, Inc. Site Number : 8400012 San Antonio Texas 78229

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 NCT06118151, 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 Nov 6, 2023 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06118151 live on ClinicalTrials.gov.

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