Drugs / mRNA-1647
last change Aug 2026 re-read 2 minutes ago

mRNA-1647

Messenger RNA (mRNA)

Developed for
cytomegalovirus infection
Investigated by
ModernaTX, Inc.

Trials 8 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT05397223 May 2022 → Feb 2026 COVID-19, cytomegalovirus infection, influenza, respiratory syncytial virus infectious disease ModernaTX, Inc. Completed No outcome recorded
Phase 1 NCT05105048 Nov 2021 → Aug 2023 cytomegalovirus infection ModernaTX, Inc. Completed No outcome recorded
Phase 1 NCT03382405 Nov 2017 → Oct 2020 cytomegalovirus infection ModernaTX, Inc. Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT05575492 Nov 2022 → May 2026 cytomegalovirus infection ModernaTX, Inc. Completed No outcome recorded
Phase 23 trials
Phase 2 NCT06133010 Feb 2024 → Feb 2027 cytomegalovirus infection ModernaTX, Inc. Withdrawn No outcome recorded
Phase 2 NCT05683457 Apr 2023 → Aug 2026 overdue cytomegalovirus infection ModernaTX, Inc. Active not recruiting No outcome recorded
Phase 2 NCT04232280 Jan 2020 → Jan 2023 cytomegalovirus infection ModernaTX, Inc. Completed No outcome recorded
Phase 31 trial
Phase 3 NCT05085366 Oct 2021 → Nov 2025 cytomegalovirus infection ModernaTX, Inc. Terminated No outcome recorded
Also used as a comparator or background therapy in 1 trial
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 2 NCT04975893 Background Jun 2021 → Jan 2026 cytomegalovirus infection ModernaTX, Inc. Completed No outcome recorded

Evidence & citations 3 cited values

Every value below carries the sentence it was read from. 10 sources stand behind the page.

FieldValueCited text
Known as mRNA-1647 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05683457
8

NCT04975893

NCT05397223

NCT05575492

NCT05085366

NCT03382405

NCT05105048

NCT06133010

NCT04232280

Modality Messenger RNA (mRNA) “mRNA-1647 is an investigational mRNA-based vaccine against cytomegalovirus (CMV)” PMID 38526054 Mar 2024
Route Intramuscular “Participants will receive mRNA-1647 vaccine at Dose Level A by intramuscular (IM) injection” NCT04232280