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A Study to Evaluate the Immunogenicity and Safety of mRNA-1283 COVID-19 Variant-containing Formulations

Completed · Phase 4 · NCT07089706

Conditions: COVID-19

At a glance

Research payments reported, 2025
$3.1M
U.S. investigators named
5
Sites paid
6
Planned or actual enrollment
832

About the trial

Sponsor
ModernaTX, Inc.
Tested
mRNA-1283.251 Variant-containing Formulation (biological)
Dates
Started 2025-07-21; completion 2026-06-16
Results posted
Not yet

The purpose of this study is to evaluate the immunogenicity and safety of the recommended variant-containing formulations of mRNA-1283 COVID-19 vaccine (mNEXSPIKE®) within the current epidemiological environment.

From ClinicalTrials.gov, last updated 2026-07-07. Full record, eligibility and contacts (opens in a new tab)

Industry funding

ModernaTX, Inc. reported $3.1M in research payments for this study in 2025 (82 payments).

Research payments usually go to hospitals, universities and research sites to run a study, not to the investigators personally. A payment is not evidence of wrongdoing.

U.S. investigators named on this study

Clinicians the company named as principal investigators in its Open Payments reports.

Sites paid to run it

  • Delricht Research $3.1M
  • Delricht Clinical Research, LLC $1,058
  • Delricht Research Springer $816
  • Grassroots Healthcare - Tulsa $748
  • Delricht Research - Gulfport $599
  • Delricht Research Baton Rouge $599

Sources: CMS Open Payments research payments (program year 2025) and ClinicalTrials.gov, U.S. National Library of Medicine.