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

NCT ID: NCT06864143

Last Updated: 2025-10-20

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

1320 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-03-07

Study Completion Date

2025-10-13

Brief Summary

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The purpose of this study is to evaluate the immunogenicity, reactogenicity, and safety, of mRNA-1083 multicomponent influenza and COVID-19 vaccine in adults ≥18 to \<65 years of age.

Detailed Description

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Conditions

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Influenza SARS-CoV-2

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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mRNA-1083 Composition 1 Dose A Lot A

Participants will receive single intramuscular (IM) injection of mRNA-1083 Composition 1 at Dose Level A Lot A on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 1 Dose A Lot A

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 1 Dose A Lot B

Participants will receive single IM injection of mRNA-1083 Composition 1 at Dose Level A Lot B on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 1 Dose A Lot B

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 1 Dose B

Participants will receive single IM injection of mRNA-1083 Composition 1 at Dose Level B on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 1 Dose B

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 1 Dose C

Participants will receive single IM injection of mRNA-1083 Composition 1 at Dose Level C on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 1 Dose C

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 2 Dose A

Participants will receive single IM injection of mRNA-1083 Composition 2 at Dose Level A on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 2 Dose A

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 2 Dose B

Participants will receive single IM injection of mRNA-1083 Composition 2 at Dose Level B on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 2 Dose B

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 3 Dose A

Participants will receive single IM injection of mRNA-1083 Composition 3 at Dose Level A on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 3 Dose A

Intervention Type BIOLOGICAL

Sterile liquid for injection

mRNA-1083 Composition 3 Dose B

Participants will receive single IM injection of mRNA-1083 Composition 3 at Dose Level B on Day 1.

Group Type EXPERIMENTAL

mRNA-1083 Composition 3 Dose B

Intervention Type BIOLOGICAL

Sterile liquid for injection

Influenza Vaccine

Participants will receive single IM injection of Influenza Vaccine on Day 1.

Group Type ACTIVE_COMPARATOR

Influenza Vaccine

Intervention Type BIOLOGICAL

Sterile liquid for injection

COVID-19 Vaccine

Participants will receive single IM injection of COVID-19 Vaccine on Day 1.

Group Type ACTIVE_COMPARATOR

COVID-19 Vaccine

Intervention Type BIOLOGICAL

Sterile liquid for injection

Investigational Influenza Vaccine

Participants will receive single IM injection of Investigational Influenza Vaccine on Day 1.

Group Type ACTIVE_COMPARATOR

Investigational Influenza Vaccine

Intervention Type BIOLOGICAL

Sterile liquid for injection

Investigational COVID-19 Vaccine Lot A

Participants will receive single IM injection of Investigational COVID-19 Vaccine Lot A on Day 1.

Group Type ACTIVE_COMPARATOR

Investigational COVID-19 Vaccine Lot A

Intervention Type BIOLOGICAL

Sterile liquid for injection

Investigational COVID-19 Vaccine Lot B

Participants will receive single IM injection of Investigational COVID-19 Vaccine Lot B on Day 1.

Group Type ACTIVE_COMPARATOR

Investigational COVID-19 Vaccine Lot B

Intervention Type BIOLOGICAL

Sterile liquid for injection

Interventions

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mRNA-1083 Composition 1 Dose A Lot A

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 1 Dose A Lot B

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 1 Dose B

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 1 Dose C

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 2 Dose A

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 2 Dose B

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 3 Dose A

Sterile liquid for injection

Intervention Type BIOLOGICAL

mRNA-1083 Composition 3 Dose B

Sterile liquid for injection

Intervention Type BIOLOGICAL

Influenza Vaccine

Sterile liquid for injection

Intervention Type BIOLOGICAL

COVID-19 Vaccine

Sterile liquid for injection

Intervention Type BIOLOGICAL

Investigational Influenza Vaccine

Sterile liquid for injection

Intervention Type BIOLOGICAL

Investigational COVID-19 Vaccine Lot A

Sterile liquid for injection

Intervention Type BIOLOGICAL

Investigational COVID-19 Vaccine Lot B

Sterile liquid for injection

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

* Medically stable.
* Participants who could become pregnant: negative pregnancy test and contraception for at least 28 days prior to Day 1 and for at least 90 days after the study intervention administration.
* Have received ≥2 coronavirus disease 2019 (COVID-19) vaccines, with the last COVID-19 vaccine administered \>150 days prior to Day 1.

Exclusion Criteria

* History of a diagnosis or condition that is clinically unstable or may affect participant safety, assessment of study endpoints, assessment of immune response, or adherence to study procedures.
* Tested positive for influenza by local health authority-approved testing methods within 150 days prior to Day 1.
* History of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection within 150 days prior to Day 1.
* Received systemic immunosuppressive treatment, including long-acting biological therapies that affect immune responses (eg, infliximab), within 180 days prior to Day 1 or plans to do so during the study.
* Received or plans to receive any vaccine authorized or approved by a local health agency within 28 days prior to Day 1 or plans to do so within 28 days post study injection.
* Received a licensed seasonal influenza vaccine within 150 days prior to Day 1.
* Received a licensed/authorized COVID-19 vaccine within 150 days prior to Day 1.
* Received any investigational influenza vaccine, investigational COVID-19 vaccine, or investigational combination vaccine for influenza and COVID-19 within 12 months prior to Day 1.
* Participated in a clinical study with investigational treatment within 90 days prior to Day 1 (Baseline).
Minimum Eligible Age

18 Years

Maximum Eligible Age

64 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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ModernaTX, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Headlands Research Scottsdale

Scottsdale, Arizona, United States

Site Status

Artemis Research (Headlands)

San Diego, California, United States

Site Status

Clinical Research Atlanta (Headlands)

Stockbridge, Georgia, United States

Site Status

Velocity Clinical Research, Boise

Meridian, Idaho, United States

Site Status

DM Clinical Research - Chicago

Melrose Park, Illinois, United States

Site Status

Velocity Clinical Research, Lafayette

Lafayette, Louisiana, United States

Site Status

Velocity Clinical Research, Rockville

Rockville, Maryland, United States

Site Status

DM Clinical Research - Boston

Brookline, Massachusetts, United States

Site Status

DM Clinical Research - Detroit

Southfield, Michigan, United States

Site Status

Velocity Clinical Research, Norfolk

Norfolk, Nebraska, United States

Site Status

Trial Management Associates, LLC

Wilmington, North Carolina, United States

Site Status

Velocity Clinical Research, Cincinnati, Mt. Auburn

Cincinnati, Ohio, United States

Site Status

Velocity Clinical Research, Cincinnati, Springdale

Cincinnati, Ohio, United States

Site Status

DM Clinical Research - Philadelphia

Philadelphia, Pennsylvania, United States

Site Status

Trial Management Associates, LLC

Myrtle Beach, South Carolina, United States

Site Status

DM Clinical Research - Bellaire

Houston, Texas, United States

Site Status

DM Clinical Research - Tomball

Tomball, Texas, United States

Site Status

Countries

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United States

Other Identifiers

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mRNA-1083-P202

Identifier Type: -

Identifier Source: org_study_id

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