A Study to Evaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1982 to Prevent Lyme Disease in Healthy Participants (18 to 70 Years of Age)
A Phase 2, Randomized, Observer-blind, Dose-finding, Placebo-controlled Study to Evaluate the Safety, Reactogenicity, and Immunogenicity of mRNA-1982, an mRNA Vaccine to Prevent Lyme Disease in Healthy Adult Participants (18 to 70 Years of Age)
ModernaTX, Inc.
350 participants
Apr 29, 2026
INTERVENTIONAL
Conditions
Summary
This clinical study will evaluate the safety, reactogenicity, and immunogenicity of monovalent mRNA-1982, a messenger ribonucleic acid (mRNA) vaccine to prevent Lyme disease in healthy adults aged 18 to 70 years old.
Eligibility
Inclusion Criteria2
- In good general health in the opinion of the investigator as determined by medical evaluation including medical history and physical examination at screening.
- Contraceptive use by participants should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.
Exclusion Criteria5
- History of anaphylaxis or severe hypersensitivity reaction requiring medical intervention after receipt of any mRNA vaccine or therapeutic or any components of an mRNA vaccine or therapeutic.
- 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.
- Previously vaccinated against Lyme disease or participated in the past in any vaccine study for Lyme disease.
- Had a tick bite within 4 weeks prior to Day 1.
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Interventions
Suspension for injection
Suspension for injection
Locations(8)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT07561294