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Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Investigate the Immunogenicity, Reactogenicity, and Safety of mRNA-1083 (Influenza and COVID-19) Vaccine in Adults ≥18 to <65 Years of Age

ClinicalTrials.gov ID: NCT06864143

Public ClinicalTrials.gov record NCT06864143. 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 May 20, 2026, 8:48 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 2, Randomized, Observer-blind, Active-control Study to Evaluate the Immunogenicity, Reactogenicity, and Safety of mRNA-1083 (Influenza and COVID-19) Vaccine in Adults ≥18 to <65 Years of Age

Study identification

NCT ID
NCT06864143
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
ModernaTX, Inc.
Industry
Enrollment
1,320 participants

Conditions and interventions

Interventions

  • COVID-19 Vaccine Biological
  • Influenza Vaccine Biological
  • Investigational COVID-19 Vaccine Lot A Biological
  • Investigational COVID-19 Vaccine Lot B Biological
  • Investigational Influenza Vaccine Biological
  • mRNA-1083 Composition 1 Dose A Lot A Biological
  • mRNA-1083 Composition 1 Dose A Lot B Biological
  • mRNA-1083 Composition 1 Dose B Biological
  • mRNA-1083 Composition 1 Dose C Biological
  • mRNA-1083 Composition 2 Dose A Biological
  • mRNA-1083 Composition 2 Dose B Biological
  • mRNA-1083 Composition 3 Dose A Biological
  • mRNA-1083 Composition 3 Dose B Biological

Biological

Eligibility (public fields only)

Age range
18 Years to 64 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
Mar 6, 2025
Primary completion
Oct 12, 2025
Completion
Oct 12, 2025
Last update posted
Oct 19, 2025

2025

United States locations

U.S. sites
17
U.S. states
15
U.S. cities
16
Facility City State ZIP Site status
Headlands Research Scottsdale Scottsdale Arizona 85260
Artemis Research (Headlands) San Diego California 92103
Clinical Research Atlanta (Headlands) Stockbridge Georgia 30281
Velocity Clinical Research, Boise Meridian Idaho 83642
DM Clinical Research - Chicago Melrose Park Illinois 60160
Velocity Clinical Research, Lafayette Lafayette Louisiana 70809
Velocity Clinical Research, Rockville Rockville Maryland 20854
DM Clinical Research - Boston Brookline Massachusetts 02446
DM Clinical Research - Detroit Southfield Michigan 48076
Velocity Clinical Research, Norfolk Norfolk Nebraska 68701
Trial Management Associates, LLC Wilmington North Carolina 28403
Velocity Clinical Research, Cincinnati, Mt. Auburn Cincinnati Ohio 45219
Velocity Clinical Research, Cincinnati, Springdale Cincinnati Ohio 45246
DM Clinical Research - Philadelphia Philadelphia Pennsylvania 19107
Trial Management Associates, LLC Myrtle Beach South Carolina 29572
DM Clinical Research - Bellaire Houston Texas 77081
DM Clinical Research - Tomball Tomball Texas 77375

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 NCT06864143, 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 19, 2025 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06864143 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →