Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 26, 2026, 1:47 PM EDT

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

Showing 1–24 of 109 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Moderna Clear all
Completed No phase listed Observational Accepts healthy volunteers

COVID Booster in Pregnancy and Lactation

NCT05543993
View directory record Official record
Conditions
COVID-19
Interventions
Bivalent COVID-19 Booster
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
13 Years to 55 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 26, 2026, 1:47 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

A Study to Investigate the Immunogenicity and Safety of mRNA COVID-19 Variant-containing Vaccine Formulations

NCT06585241
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1273 Variant-containing Formulation
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
6 Months and older
Enrollment
1,144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
6
States / cities
Atlanta, Georgia • Decatur, Georgia • Baton Rouge, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

A Study of mRNA-1018-H5 Pandemic Influenza Vaccine in Healthy Adults

NCT07496450
View directory record Official record
Conditions
Influenza
Interventions
mRNA-1018-H5, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
4,050 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
10
States / cities
San Bernardino, California • Savannah, Georgia • Meridian, Idaho + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of mRNA-1018 Pandemic Influenza Candidate Vaccines in Healthy Adults

NCT05972174
View directory record Official record
Conditions
Influenza
Interventions
mRNA-1018 for H5N8, mRNA-1018 for H7N9, mRNA-1018 for H5 Only, mRNA-1018 for H7 Only, mRNA-1018 for H5 Only-CG
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,504 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
9
States / cities
Hollywood, Florida • Savannah, Georgia • Lenexa, Kansas + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 26, 2026, 1:47 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

An Observational Study of Moderna COVID-19 Bivalent Vaccines (Original and Omicron BA.4/BA.5) and 2023 Updated mRNA COVID-19 Vaccines (XBB.1.5)

NCT05765578
View directory record Official record
Conditions
COVID-19
Interventions
Moderna COVID-19 Vaccine, Moderna mRNA1273.222 Booster, Pfizer COVID-19 Vaccine, Moderna 2023 Updated COVID-19 vaccine (XBB.1.5), Pfizer 2023 Updated COVID-19 vaccine (XBB.1.5)
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,713 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Culver City, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 26, 2026, 1:47 PM EDT
Recruiting Phase 1Phase 2 Interventional

Open-Label Study of mRNA-3927 in Participants With Propionic Acidemia

NCT04159103
View directory record Official record
Conditions
Propionic Acidemia
Interventions
mRNA-3927
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
15
States / cities
Los Angeles, California • Stanford, California • Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study of mRNA-1345 Vaccine Targeting Respiratory Syncytial Virus in Pregnant Women and in Infants Born to Vaccinated Mothers

NCT06143046
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
mRNA-1345, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
0 Years to 40 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
22
States / cities
Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed No phase listed Observational Results available

Patient Experiences With the COVID-19 Vaccination After Breast Cancer Treatment

NCT04872738
View directory record Official record
Conditions
Breast Cancer Related Lymphedema, Covid19
Interventions
Survey
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
714 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Immunogenicity and Safety of mRNA-1283 COVID-19 Vaccine Boosters

NCT05137236
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1283.211, mRNA-1273, mRNA-1283.529
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
17
States / cities
Phoenix, Arizona • Hollywood, Florida • Sunrise, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Immunogenicity of Zika Vaccine mRNA-1893 in Healthy Flavivirus Seropositive and Seronegative Adults

NCT04064905
View directory record Official record
Conditions
Zika Virus
Interventions
mRNA-1893, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
3
States / cities
Omaha, Nebraska • Austin, Texas • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

SARS-CoV-2 Immune Responses After COVID-19 Therapy and Subsequent Vaccine

NCT04952402
View directory record Official record
Conditions
Covid19, SARS-CoV2 Infection
Interventions
Study-provided Moderna mRNA-1273 COVID-19 vaccine, Community-provided Moderna mRNA-1273 COVID-19 Vaccine, Community-Provided Pfizer-BioNTech BNT162b2 COVID-19 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
6
States / cities
Los Angeles, California • San Diego, California • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Oct 26, 2026, 1:47 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Immune Responses in Oncology Patients to Novel Coronavirus Vaccines (IROC)

NCT04930055
View directory record Official record
Conditions
Cancer
Interventions
COVID-19 Vaccination
Biological
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
2,206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Carmel, Indiana • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 19, 2023 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 2 Interventional

A Long-Term Extension Study to Evaluate the Immunogenicity and Safety of Cytomegalovirus (CMV) mRNA-1647 Vaccine

NCT04975893
View directory record Official record
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, mRNA-1647
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Peoria, Illinois • Lenexa, Kansas • Lexington, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

A Study to Evaluate the Efficacy and Safety of mRNA-1283 and mRNA-1273 in Participants 50 to 64 Years of Age Without High-Risk Conditions for Severe Coronavirus Disease 2019 (COVID-19)

NCT07266558
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1273, mRNA-1283, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years to 64 Years
Enrollment
30,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
150
States / cities
Birmingham, Alabama • Cullman, Alabama • Mobile, Alabama + 127 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Post-marketing Safety of Elasomeran/Davesomeran and Andusomeran

NCT06130345
View directory record Official record
Conditions
SARS-CoV-2
Interventions
SPIKEVAX
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
15,196,685 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of mRNA-1345 Vaccine Targeting Respiratory Syncytial Virus (RSV) in Adults ≥50 Years of Age

NCT05330975
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
Placebo, mRNA-1345, Afluria® Quadrivalent, mRNA-1273.214
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
3,317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
62
States / cities
Birmingham, Alabama • Tucson, Arizona • Garden Grove, California + 51 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Oct 26, 2026, 1:47 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1468 in Healthy Adults ≥50 Years of Age

NCT05701800
View directory record Official record
Conditions
Herpes Zoster
Interventions
mRNA-1468, Placebo, Shingrix
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
659 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
19
States / cities
Los Angeles, California • Longmont, Colorado • Lakeland, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Recruiting No phase listed Observational

COVID-19 Vaccines Safety Tracking (CoVaST)

NCT04834869
View directory record Official record
Conditions
Adverse Reaction to Vaccine, COVID19 Vaccine
Interventions
BNT162b2, mRNA-1273, AZD1222, CoronaVac, Sinopharm, Gam-COVID-Vac, JNJ-78436735, CVnCoV, NVX-CoV2373, BBV152
Biological
Lead sponsor
Masaryk University
Other
Eligibility
18 Years and older
Enrollment
30,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2022 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 2 Interventional Results available

COVID-19 VAX Booster Dosing in Patients With Hematologic Malignancies

NCT05028374
View directory record Official record
Conditions
Multiple Myeloma, AL Amyloidosis, Chronic Lymphocytic Leukemia
Interventions
A single "booster" dose of the Moderna mRNA COVID-19 vaccine
Drug
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Oct 26, 2026, 1:47 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Moderna COVID-19 Vaccine mRNA-1273 Observational Pregnancy Outcome Study

NCT04958304
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 26, 2026, 1:47 PM EDT
Active, not recruiting No phase listed Observational

A Study to Assess Long-term Outcomes of Myocarditis Following Administration of COVID-19 mRNA Vaccine (SPIKEVAX)

NCT06189053
View directory record Official record
Conditions
Myocarditis
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 1, 2025 · Synced Oct 26, 2026, 1:47 PM EDT
Active, not recruiting Phase 2 Interventional

An Efficacy Study of Adjuvant Treatment With the Personalized Cancer Vaccine mRNA-4157 and Pembrolizumab in Participants With High-Risk Melanoma (KEYNOTE-942)

NCT03897881
View directory record Official record
Conditions
Melanoma
Interventions
mRNA-4157, Pembrolizumab
Drug · Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2032
U.S. locations
17
States / cities
Tucson, Arizona • San Francisco, California • Santa Monica, California + 13 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 26, 2026, 1:47 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Wearable Diagnostic for Detection of COVID-19 Infection

NCT04742569
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
ClinOne, Inc.
Industry
Eligibility
18 Years and older
Enrollment
790 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Greenwood Village, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 20, 2022 · Synced Oct 26, 2026, 1:47 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety, Reactogenicity, and Effectiveness of mRNA-1273 Vaccine in Adolescents 12 to <18 Years Old to Prevent COVID-19

NCT04649151
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1273, Placebo, mRNA-1273.222
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
12 Years to 18 Years
Enrollment
4,328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
48
States / cities
Banning, California • La Mesa, California • Lake Worth, Florida + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Oct 26, 2026, 1:47 PM EDT