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ClinicalTrials.gov public records Last synced Sep 3, 2026, 12:46 AM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
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Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, mRNA-1443, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
4
States / cities
Hollywood, Florida • Meridian, Idaho • Peoria, Illinois + 1 more
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
315 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
9
States / cities
Sacramento, California • Peoria, Illinois • Lenexa, Kansas + 5 more
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
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
16 Years to 40 Years · Female only
Enrollment
7,454 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
181
States / cities
Birmingham, Alabama • Dothan, Alabama • Guntersville, Alabama + 141 more
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
3
States / cities
North Hollywood, California • San Diego, California • Honolulu, Hawaii
Conditions
Cytomegalovirus
Interventions
cmv vaccine
Biological
Lead sponsor
CMV Research Foundation
Other
Eligibility
30 Years to 50 Years · Male only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Richmond, Virginia
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Modified mRNA Vaccines in Healthy Adults

NCT05397223
Conditions
SARS-CoV-2, Seasonal Influenza, Respiratory Syncytial Virus, Cytomegalovirus
Interventions
mRNA-1273, mRNA-1010, mRNA-1345, FLUAD®, mRNA-1647
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
8
States / cities
Hollywood, Florida • Savannah, Georgia • Sioux City, Iowa + 4 more
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
3
States / cities
Boston, Massachusetts • St Louis, Missouri • Seattle, Washington
Conditions
Cytomegalovirus
Interventions
mRNA-1647, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
9 Years to 25 Years
Enrollment
873 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
44
States / cities
La Mesa, California • Sacramento, California • Fort Collins, Colorado + 38 more