Status:

COMPLETED

A Study to Evaluate the Safety and Immunogenicity of mRNA-1975 and mRNA-1982 Against Lyme Disease in Participants 18 Through 70 Years of Age

Lead Sponsor:

ModernaTX, Inc.

Conditions:

Lyme Disease

Eligibility:

All Genders

18-70 years

Phase:

PHASE1

PHASE2

Brief Summary

The purpose of this study is to evaluate the safety and immunogenicity in parallel of heptavalent mRNA-1975 and monovalent mRNA-1982 against Lyme disease in healthy adult participants.

Eligibility Criteria

Inclusion

  • Body mass index of 18 to 39 kilograms/square meter (inclusive) at the Screening Visit.
  • Participants of nonchildbearing potential may be enrolled in the study.
  • For female participants of childbearing potential: negative pregnancy test, adequate contraception or has abstained from all activities that could result in pregnancy during the study intervention period, and agreement to continue adequate contraception or abstinence through 3 months following last study injection.

Exclusion

  • Have chronic illness related to Lyme disease or an active symptomatic Lyme disease infection as suspected or diagnosed by a physician.
  • Received treatment for Lyme disease within the prior 3 months.
  • Had previous vaccination against Lyme disease or participated in the past in any vaccine study for Lyme disease.
  • Had a tick bite within 4 weeks prior to the study injection visit.
  • Dermatologic conditions that could affect local solicited AR assessments (for example, tattoos; psoriasis patches affecting skin over the deltoid areas).
  • Received systemic immunosuppressants for \>14 days in total within 180 days prior to the Screening Visit (for corticosteroids, ≥10 milligrams/day of prednisone or equivalent) or is anticipating the need for systemic immunosuppressive treatment at any time during participation in the study.
  • History of myocarditis, pericarditis, or myopericarditis regardless of the timing of past medical history.
  • History of anaphylaxis, urticaria, or other significant adverse reaction requiring medical intervention after receipt of a vaccine or intervention that includes one or more of the same components contained in the study injection.
  • Has received systemic immunoglobulins, long-acting biological therapies that affect immune responses (for example, infliximab) or blood products within 90 days prior to the Screening Visit or plans to receive them during the study.
  • Note: Other inclusion and exclusion criteria may apply.

Key Trial Info

Start Date :

July 26 2023

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 30 2025

Estimated Enrollment :

807 Patients enrolled

Trial Details

Trial ID

NCT05975099

Start Date

July 26 2023

End Date

May 30 2025

Last Update

August 22 2025

Active Locations (20)

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Page 1 of 5 (20 locations)

1

Clinical Research Consulting, LLC

Milford, Connecticut, United States, 06460

2

Stamford Therapeutics Consortium

Stamford, Connecticut, United States, 06905

3

Chase Medical Research, LLC

Waterbury, Connecticut, United States, 06708

4

Encore Research Group-Jacksonville Center for Clinical Research

Jacksonville, Florida, United States, 32216