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Condition (MeSH)

Axial Spondyloarthritis

ClinicalTrials.gov lists 643 trials for Axial Spondyloarthritis or a narrower condition beneath it. Novartis Pharmaceuticals has the most among industry and government lead sponsors, with 24.

MeSH D000089183 Musculoskeletal Diseases C05
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Phase 1 Phase 1 20 Phase 1/2 Phase 1/2 6 Phase 2 Phase 2 53 Phase 2/3 Phase 2/3 12 Phase 3 Phase 3 88 Phase 4 Phase 4 72 Not applicable Not applicable 133 Observational Observational 257 Phase 1 Phase 1 20 Phase 1/2 Phase 1/2 6 Phase 2 Phase 2 53 Phase 2/3 Phase 2/3 12 Phase 3 Phase 3 88 Phase 4 Phase 4 72 Not applicable Not applicable 133 Observational Observational 257

Trials per phase (log scale)

1 more section with rows

176 of the 643 trials are tagged with Axial Spondyloarthritis itself; the rest are tagged with a narrower condition beneath it.

Get the Axial Spondyloarthritis 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 Axial Spondyloarthritis trials start? (32)

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
  • Not applicable
  • Observational

Top of scale: 48

1995: 1 trials (Observational 1) 1996: 1 trials (Phase 2 1) 1997: 1 trials (Not applicable 1) 1998: 1 trials (Not applicable 1) 1999: 2 trials (Observational 1, Phase 2 1) 2000: 1 trials (Observational 1) 2001: 1 trials (Phase 3 1) 2002: 9 trials (Observational 1, Phase 4 1, Phase 3 4, Phase 2/3 2, Phase 2 1) 2003: 8 trials (Observational 4, Phase 3 3, Phase 2 1) 2004: 13 trials (Observational 6, Phase 4 4, Phase 3 2, Phase 2 1) 2005: 11 trials (Observational 2, Not applicable 1, Phase 4 3, Phase 3 2, Phase 2/3 1, Phase 2 1, Phase 1/2 1) 2006: 11 trials (Observational 5, Phase 4 4, Phase 3 2) 2007: 16 trials (Observational 8, Phase 4 4, Phase 3 2, Phase 2/3 1, Phase 1 1) 2008: 21 trials (Observational 7, Not applicable 1, Phase 4 8, Phase 3 2, Phase 2/3 1, Phase 2 2) 2009: 18 trials (Observational 8, Phase 4 2, Phase 3 4, Phase 2 3, Phase 1 1) 2010: 20 trials (Observational 7, Phase 4 2, Phase 3 7, Phase 2 3, Phase 1 1) 2011: 20 trials (Observational 9, Not applicable 3, Phase 4 2, Phase 3 3, Phase 2 2, Phase 1 1) 2012: 23 trials (Observational 13, Not applicable 2, Phase 4 2, Phase 3 4, Phase 2 1, Phase 1 1) 2013: 17 trials (Observational 9, Not applicable 2, Phase 4 2, Phase 3 2, Phase 2 2) 2014: 26 trials (Observational 8, Not applicable 7, Phase 4 2, Phase 3 4, Phase 2 2, Phase 1/2 1, Phase 1 2) 2015: 31 trials (Observational 13, Not applicable 7, Phase 4 3, Phase 3 6, Phase 2 1, Phase 1 1) 2016: 36 trials (Observational 8, Not applicable 5, Phase 4 8, Phase 3 11, Phase 2/3 1, Phase 2 3) 2017: 32 trials (Observational 6, Not applicable 10, Phase 4 1, Phase 3 5, Phase 2/3 2, Phase 2 7, Phase 1/2 1) 2018: 27 trials (Observational 12, Not applicable 7, Phase 4 3, Phase 3 2, Phase 2 1, Phase 1 2) 2019: 29 trials (Observational 12, Not applicable 6, Phase 4 3, Phase 3 5, Phase 2 1, Phase 1 2) 2020: 32 trials (Observational 16, Not applicable 7, Phase 3 4, Phase 2/3 1, Phase 2 3, Phase 1 1) 2021: 40 trials (Observational 17, Not applicable 12, Phase 4 3, Phase 3 1, Phase 2/3 1, Phase 2 4, Phase 1 2) 2022: 33 trials (Observational 14, Not applicable 11, Phase 4 3, Phase 3 2, Phase 2 2, Phase 1 1) 2023: 48 trials (Observational 23, Not applicable 12, Phase 4 3, Phase 3 7, Phase 2 2, Phase 1 1) 2024: 39 trials (Observational 17, Not applicable 14, Phase 4 2, Phase 2/3 1, Phase 2 5) 2025: 37 trials (Observational 12, Not applicable 14, Phase 4 3, Phase 3 2, Phase 2 2, Phase 1/2 2, Phase 1 2)

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) 36
2025 37
2024 39
2023 48
2022 33
2021 40
2020 32
2019 29
2018 27
2017 32

Forecast of the full-year count, planned starts included, not rows of this table: about 44 trials starting in 2026 and about 38 in 2027, the average of the 24 months through September, counted as registered and carried forward, with about 0.7 times the starts already registered for the rest of 2026 added. The rows of this table count trials registered so far with a start date in the year, planned starts included; the forecast looks ahead to the count for the whole year, so it is not the same measure. In backtests on conditions of this size, forecasts made part-way through the year were typically off by about 15 percent and ran about 1 percent high against the count later registered; forecasts made before the year began were off by about 26 percent and ran about 20 percent low against the count later registered. The part-way figures are from forecasts that used a multiple fitted only on earlier years. These figures rest on a few years of history (target years from 2018 to 2025, varying by figure), place each condition as it is mapped today rather than as it was then, and score against a count for the newest year that was still being revised. Only condition series were scored.

Prediction, not a registry value: median of 36 months from start to primary completion across 45 trials still running at the 2026-10-09 snapshot; registered median of 20 months across 397 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Axial Spondyloarthritis trials in? (9)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 20
Phase 1/2 6
Phase 2 53
Phase 2/3 12
Phase 3 88
Phase 4 72
Not applicable 133
Observational 257
Expanded access 2

How many Axial Spondyloarthritis trials are recruiting? (11)

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

Trials by recruitment status
Status Trials
Not yet recruiting 37
Recruiting 66
Enrolling by invitation 3
Active, not recruiting 23
Available 1

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

Which lead sponsors run the most Axial Spondyloarthritis trials? (11)

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
Novartis Pharmaceuticals 24
Pfizer 21
AbbVie 18
Merck Sharp & Dohme LLC 14
Wyeth is now a wholly owned subsidiary of Pfizer 14

Which drugs are being tested for Axial Spondyloarthritis? (4)

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
INFLIXIMAB 30
(CP-6890,550) Tofacitinib 7
Certolizumab 7
Sulfasalazine 6

Interventions as named in the registry (11)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
1=Etanercept 39
Adalimumab-US 36
Secukinmab 28
SC golimumab 17
Bimekizumab regimen 2 iv 9

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 Axial Spondyloarthritis 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
Pneumonia 124 33
Osteoarthritis 92 29
Dyspnoea 82 11
Ankylosing spondylitis 58 21
Pyrexia 55 13

Which publications cover Axial Spondyloarthritis? (76)

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

Sub-conditions in MeSH (2)

MeSH descendants one level down with at least one trial, most trials first.

Not on this page

Not measured: delivery record.

Checked, with nothing recorded for this condition: prevalence and rare-disease identity.

Browse all condition evidence pages