Data ICTV MSL41 & NCBI · 31 October 2026 Methods · Changelog · Corrections

Open Source Medicine Foundation

Human parainfluenza virus 3

Taxonomy pass, October 2026

ICTV species Respirovirus pneumoniae, family Paramyxoviridae. What it is, and what exists against it.

At a glance

AbbreviationHPIV3
ICTV speciesRespirovirus pneumoniae
FamilyParamyxoviridae
Baltimore classV — (−)ssRNA
Human infectionHuman infection recorded; pattern not classified

Also called: Respirovirus pneumoniae

Riboviria › Negarnaviricota › Monjiviricetes › Mononegavirales › Paramyxoviridae › Respirovirus

What it is

Taxonomy copied from ICTV MSL41.v1 / VMR_MSL41.v1.20260729.xlsx. These ranks are not hand-edited; a correction means re-running the fetch against a newer release.

RealmRiboviria
KingdomOrthornavirae
PhylumNegarnaviricota
ClassMonjiviricetes
OrderMononegavirales
FamilyParamyxoviridae
SubfamilyFeraresvirinae
GenusRespirovirus
ICTV identifierICTV19710231
NCBI taxon3049953
Exemplar isolateEU326526

Host evidence

Counts of nucleotide records annotated with that host. Evidence of provenance, not a statement of host range.

Where it occurs

Not searched yet. No country-level occurrence data has been curated for this virus. The WHO reported-case data on this site covers a limited set of diseases; a virus outside it gets no map rather than an empty one.

What it does

Not searched yet. Burden, severity and transmissibility figures have not been curated for this virus yet. When they are, each will carry the exact sentence from its source.

Vaccines

Nothing in use found in the sources searched. That is not the same as nothing existing; see the methods page for what was searched.

In development

Candidates
NameDeveloperPlatformUseStageJurisdictionsTrialsSource
VXB-251 (RSV/hMPV/PIV3 trivalent vaccine)SanofiNot searched yetRoutine immunisationPhase 1Not searched yetNCT07295028candidateId ctgov-trivalent-rsv-hmpv-piv3-vaccine-candidate-sanofi (ta

Antivirals

Not searched yet. No US-approved antiviral for this virus was found in the openFDA drug label endpoint. Only US labels were searched, and only drugs the FDA classes as antivirals.

Antibodies and immune globulins

Not searched yet. No US-approved antiviral antibody for this virus was found in the openFDA drug label endpoint.

Approval status is not a treatment recommendation. Dosing and eligibility are on the label and in national guidelines. This page does not give medical advice and does not render dosing. A development stage is not a measure of how well something works.

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Cite this page. Human parainfluenza virus 3. Vaccine Data Navigator, Open Source Medicine Foundation. Built 31 October 2026 from the ICTV Virus Metadata Resource (MSL41) and NCBI Taxonomy/GenBank. https://vaccinedatanavigator.org/virus-navigator/viruses/human-parainfluenza-virus-3.html

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