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Condition (MeSH)

Influenza in Birds

ClinicalTrials.gov lists 96 trials for Influenza in Birds or a narrower condition beneath it. National Institute of Allergy and Infectious Diseases (NIAID) has the most among industry and government lead sponsors, with 45.

MeSH D005585 Infections C01 C22 Listed by Orphanet as a rare disease
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Phase 1 Phase 1 42 Phase 1/2 Phase 1/2 11 Phase 2 Phase 2 27 Phase 2/3 Phase 2/3 2 Phase 3 Phase 3 6 Phase 4 Phase 4 1 Not applicable Not applicable 1 Observational Observational 6 Phase 1 Phase 1 42 Phase 1/2 Phase 1/2 11 Phase 2 Phase 2 27 Phase 2/3 Phase 2/3 2 Phase 3 Phase 3 6 Phase 4 Phase 4 1 Not applicable Not applicable 1 Observational Observational 6

Trials per phase (log scale)

96 of the 96 trials are tagged with Influenza in Birds itself; the rest are tagged with a narrower condition beneath it.

Get the Influenza in Birds report as a PDF

The PDF carries up to 50 rows of each section, where the page shows the first few, with the sources listed. Enter a work email and confirm it from the message we send, and the report follows by email.

When did Influenza in Birds trials start? (18)

Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year.

Trials over time, by phase

  • Phase 1
  • Phase 1/2
  • Phase 2
  • Phase 2/3
  • Phase 3
  • Phase 4
  • Observational

Top of scale: 15

2005: 5 trials (Phase 2 1, Phase 1/2 2, Phase 1 2) 2006: 10 trials (Phase 2 2, Phase 1/2 3, Phase 1 5) 2007: 15 trials (Observational 3, Phase 2 5, Phase 1/2 1, Phase 1 6) 2008: 4 trials (Phase 2 1, Phase 1 3) 2009: 4 trials (Observational 1, Phase 1/2 2, Phase 1 1) 2010: 10 trials (Observational 1, Phase 2 2, Phase 1/2 1, Phase 1 6) 2011: 6 trials (Observational 1, Phase 2/3 1, Phase 1 4) 2012: 6 trials (Phase 1 6) 2013: 7 trials (Phase 3 1, Phase 2 4, Phase 1 2) 2014: 5 trials (Phase 3 2, Phase 2 2, Phase 1 1) 2015: 1 trials (Phase 1 1) 2016: 4 trials (Phase 3 1, Phase 2 2, Phase 1 1) 2017: 4 trials (Phase 2/3 1, Phase 2 1, Phase 1 2) 2018: 7 trials (Phase 2 6, Phase 1 1) 2022: 1 trials (Phase 2 1) 2024: 1 trials (Phase 1/2 1) 2025: 4 trials (Phase 4 1, Phase 3 1, Phase 1/2 1, Phase 1 1)

Trials registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table's notes). The table below lists the same counts, most recent years first.

Trials started per year
Year Trials started
2026 (partial year) 2
2025 4
2024 1
2022 1
2018 7
2017 4
2016 4
2015 1
2014 5
2013 7

No forecast is made for this condition: it averages 1.6 trial starts a year over the five years to September, under the 5 a year the method needs.

Recruitment duration, a model prediction: 4 trials still running at the 2026-10-09 snapshot, fewer than the 5 needed for a median. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Influenza in Birds trials in? (8)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 42
Phase 1/2 11
Phase 2 27
Phase 2/3 2
Phase 3 6
Phase 4 1
Not applicable 1
Observational 6

How many Influenza in Birds trials are recruiting? (6)

Shown in this order: the order a trial moves through, from not yet recruiting to unknown.

Trials by recruitment status
Status Trials
Recruiting 2
Enrolling by invitation 1
Active, not recruiting 2
Completed 89
Terminated 1

Status as registered on ClinicalTrials.gov. Each trial is counted once.

Which lead sponsors run the most Influenza in Birds trials? (13)

Shown in this order: most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.

Lead sponsors
Sponsor Trials
National Institute of Allergy and Infectious Diseases (NIAID) 45
Novartis Vaccines 8
Seqirus 4
Alachua Government Services, Inc. 3
Biomedical Advanced Research and Development Authority 2

Which drugs are being tested for Influenza in Birds? (2)

Shown in this order: most trials first. One row per drug, matched to a single molecule under all its names, ranked by number of trials.

Drugs tested
Drug Trials
AS03 10
Oseltamivir 3

Interventions as named in the registry (13)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
MF59 Adjuvant 4
MF59 4
Inactivated Influenza A/H5N1 Vaccine (Chiron) 4
VRC-AVIDNA036-00-VP 4
H5N1 Vaccine 3

These are the names sponsors entered on ClinicalTrials.gov that we have not matched to a single molecule. Some are drugs under a brand or code name; others are procedures, doses or arm labels.

Which serious adverse events do Influenza in Birds trials report? (10)

Shown in this order: most subjects affected first. Subjects affected summed across trials, a cross-trial signal, not a rate.

Serious adverse events in this condition's trials
Adverse event Subjects affected Trials
Osteoarthritis 20 2
Atrial fibrillation 16 1
ATRIAL FIBRILLATION 10 1
OSTEOARTHRITIS 10 1
PNEUMONIA 10 3

Which publications cover Influenza in Birds? (54)

Shown in this order: major-topic papers first, then newest, then most linked to trials.

Prevalence (9)

Shown in this order: jurisdiction, then disease name. Orphanet observation for the mapped ORPHA concept; the mapping relation column says whether that concept is exactly this condition or broader or narrower.

Prevalence
Orphanet disease Type Class Geography Jurisdiction Mapping relation
Avian influenza Cases families Worldwide Not stated Unspecified
Avian influenza Point prevalence Unknown Worldwide Not stated Exact
Avian influenza Point prevalence <1 / 1 000 000 Europe Not stated Exact
Avian influenza Cases families Worldwide Not stated Exact
Avian influenza Point prevalence Unknown Worldwide Not stated Exact

Rare-disease identity (2)

Shown in this order: exact, broader, narrower, other.

Rare-disease identity
Orphanet disease ORPHA code Relation Source
Avian influenza 454836 Exact Orphadata Science knowledge files, Product 1
Avian influenza 454836 Exact Orphanet Rare Disease Ontology (ORDO)

Not on this page

Not measured: delivery record.

Checked, with nothing recorded for this condition: sub-conditions in mesh.

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