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ClinicalTrials.gov 5 recruiting now full pipeline small index

Osteoarthritis (OA) of the Knee: full-pipeline trial registry

5 of 9 indexed Osteoarthritis (OA) of the Knee trials are currently recruiting.

Corpus placement: #1,916 of 28,707 conditions by registered trial count.

9 US clinical trials · 5 currently recruiting · #1,916 of 28,707 conditions by registered trial count

Osteoarthritis (OA) of the Knee: 9 US clinical trials tracked, 5 recruiting.

Osteoarthritis (OA) of the Knee is the subject of 9 registered US clinical trials on ClinicalTrials.gov, 5 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is OrthoTrophix, running 1 of these trials.

Enrollment posture brief

Registry condition osteoarthritis-oa-of-the-knee

OPEN 5 | RECR 56% | LATE 2 | EARLY 2 | RANK #1916 | SPON 1

Nearest open-share peer: Advanced Colorectal Cancer (56% recruiting · 9 trials)

Osteoarthritis of the Kn (th…56%Acute Lymphoblastic Leukemia55.6%Acute Respiratory Distress S55.6%Acute Otitis Media22.2%Acute Heart Failure11.1%
Open-enrollment share among volume-matched conditions near Osteoarthritis (OA) of the Knee

Osteoarthritis (OA) of the Knee lists 5 open slots (56% of 9 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Osteoarthritis (OA) of the Knee on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Osteoarthritis (OA) of the Knee is recruiting above its size-band peers.

    5 of 9 indexed trials (55.6%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. Sponsorship of Osteoarthritis (OA) of the Knee trials is spread across many organizations.

    OrthoTrophix accounts for 1 of 9 trials (11.1%). 9 distinct sponsors appear on at least one study for this condition label.

  3. Typical Osteoarthritis (OA) of the Knee enrolment sits around 192 participants.

    Median target enrolment is 192 among the 9 trials that report a genuine target (sentinel values excluded). 2 of those (22.2%) plan for fewer than 100 participants.

  4. Osteoarthritis (OA) of the Knee research is mostly interventional.

    9 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 22Phase 42

Phase Distribution

PhaseTrial count
Phase 2 2
Phase 4 2

Named interventions

Most-linked intervention names on Osteoarthritis (OA) of the Knee records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Standard Postoperative Care Behavioral
1 trials
Photographic Evidence of Postoperative Knee Range of Motion Behavioral
1 trials
0.9% Sodium Chloride Injection as Placebo Drug
1 trials
PBS Other
1 trials
TPX-100 200mg, Once weekly for 4 weeks Drug
1 trials
Triamcinolone acetate Drug
1 trials
Neural Ice Device
1 trials
Arthroscopic Debridement Surgery Procedure
1 trials

US sites by state

Facility locations filed on Osteoarthritis (OA) of the Knee trials. A trial with sites in several states counts in each.

Pennsylvania 3 trials
Florida 3 trials
California 3 trials
Texas 2 trials
New York 2 trials
Nevada 2 trials
Massachusetts 2 trials
Louisiana 2 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Osteoarthritis (OA) of the Knee page

9 registered trials, 5 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 5 Osteoarthritis (OA) of the Knee trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • OrthoTrophix sponsors the most Osteoarthritis (OA) of the Knee trials on record, review their full trial history before evaluating a specific study. See OrthoTrophix's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Osteoarthritis (OA) of the Knee condition card totals 9 registered trials; most-linked intervention Standard Postoperative Care; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.