Drugs / parainfluenza virus type 3 vaccine
last change Sep 2026 re-read 9 days ago

parainfluenza virus type 3 vaccine

also known as PIV3

Vaccine

Developed for
parainfluenza infectious disease
Investigated by
Sanofi Pasteur, a Sanofi Company

Trials 1

20252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1 NCT06604767 Sep 2024 → Mar 2026 parainfluenza infectious disease, respiratory syncytial virus infectious disease Sanofi Pasteur, a Sanofi Company Completed No outcome recorded

News releases announcing trial results or a regulatory action · 5

DateIssuerRelease
2026-09-06 Clover Biopharmaceuticals AUS Pty Results Clover Announces Positive Phase 2 Clinical Data for RSV + hMPV ± PIV3 Respiratory Combination Vaccine Candidates in Older Adults cloverbiopharma.com ↗
Robust neutralizing antibody responses across RSV, hMPV and PIV3 in Phase 2 recapitulates Phase 1 results demonstrating best-in-class breadth (with no immune interference) and no drop-off in responses in the oldest participants (75+ years)
2025-10-14 Clover Biopharmaceuticals AUS Pty Results Clover Announces Positive Phase I Clinical Data for RSV-hMPV-PIV3 Combination Vaccines and for RSV Re-Vaccination in Older Adults cloverbiopharma.com ↗
Increases in neutralizing antibodies of approximately 6-8 fold for RSV, 6-9 fold for hMPV and 4 fold for PIV3 (≥10 fold increases in PIV3 PreF-specific antibodies) were observed
2019-10-02 ModernaTX, Inc. Results Moderna to Present Data From Two of Its Prophylactic mRNA Vaccines at IDWeek 2019 q4web.com ↗
Phase 1 data show first combination vaccine against respiratory viruses hMPV and PIV3 (mRNA-1653) boosted hMPV and PIV3 neutralizing antibody titers above baseline through seven months;
2019-08-07 ModernaTX, Inc. Results Moderna Provides Business Updates and Reports Second Quarter 2019 Financial Results q4web.com ↗
Second planned interim analysis of Phase 1 hMPV and PIV3 vaccine (mRNA-1653) study showed antibody titers remained above baseline at all dose levels at seven months
2019-02-12 ModernaTX, Inc. Results Moderna Announces Positive Interim Phase 1 Data for First Combination Vaccine Against the Respiratory Viruses hMPV and PIV3 q4web.com ↗
Interim data show vaccination with mRNA-1653 boosted serum neutralization titers against hMPV and PIV3 at all dose levels tested and was generally well tolerated

Evidence & citations 4 cited values

Every value below carries the sentence it was read from. 1 source stands behind the page.

FieldValueCited text
Known as parainfluenza virus type 3 vaccine ClinicalTrials.gov intervention name — accepted as the source's own label NCT06604767 ↗
Known as PIV3 “parainfluenza virus type 3 vaccine (PIV3)” NCT06604767 ↗
Modality Vaccine “Parainfluenza Virus Type 3 Vaccine Candidate” NCT06604767 ↗
Route Intramuscular “Route of administration:Intramuscular” NCT06604767 ↗