← Back to Clinical Trials
Recruiting Phase 2 NCT07561294

NCT07561294 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)

◆ AI Clinical Summary
Plain-language summary for patients
Clinical Trial Summary
NCT ID NCT07561294
Status Recruiting
Phase Phase 2
Sponsor ModernaTX, Inc.
Condition Lyme Disease
Study Type INTERVENTIONAL
Enrollment 350 participants
Start Date 2026-04-29
Primary Completion 2028-11-09

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 70 Years
Study Type INTERVENTIONAL
Interventions
mRNA-1982Placebo

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 350 participants in total. It began in 2026-04-29 with a primary completion date of 2028-11-09.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief 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 Criteria

Key Inclusion Criteria: * 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. Key Exclusion Criteria: * 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. Note: Additional inclusion/exclusion criteria may apply, per protocol.

Contact & Investigator

Central Contact

Moderna WeCare Team

✉ WeCareClinicalTrials@modernatx.com

📞 1-866-663-3762

Frequently Asked Questions

Who can join the NCT07561294 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 70 Years, studying Lyme Disease. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT07561294 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT07561294 currently recruiting?

Yes, NCT07561294 is actively recruiting participants. Contact the research team at WeCareClinicalTrials@modernatx.com for enrollment information.

Where is the NCT07561294 trial being conducted?

This trial is being conducted at Truro, Canada, Sarnia, Canada, Stouffville, Canada, Toronto, Canada and 4 additional locations.

Who is sponsoring the NCT07561294 clinical trial?

NCT07561294 is sponsored by ModernaTX, Inc.. The trial plans to enroll 350 participants.

Related Trials

ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology