{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OA&page=2",
    "query": {
      "condition": "OA",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OA&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T07:23:17.308Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03895840",
      "title": "The Effect of Intra-articular Bilateral Knee Injections of Zilretta on Performance Measures in Adults With Knee OA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Zilretta",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2018-03-19",
      "completion_date": "2021-05-03",
      "has_results": true,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03895840"
    },
    {
      "nct_id": "NCT07562750",
      "title": "Empowered Relief Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis (OA)"
      ],
      "interventions": [
        {
          "name": "Empowered Relief",
          "type": "BEHAVIORAL"
        },
        {
          "name": "\"Self Management Strategies\" handout",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-04-14",
      "completion_date": "2028-04-16",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07562750"
    },
    {
      "nct_id": "NCT03102580",
      "title": "Development of an Osteoarthritis (OA) Care Plan to Improve Process and Quality of OA Treatment Decisions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteo Arthritis Knee",
        "Osteoarthritis, Hip"
      ],
      "interventions": [
        {
          "name": "OA Care Plan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "40 Years to 99 Years"
      },
      "enrollment_count": 5713,
      "start_date": "2017-11-01",
      "completion_date": "2023-04-04",
      "has_results": true,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03102580"
    },
    {
      "nct_id": "NCT03484325",
      "title": "Surgical Joint Registry MBJRF",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis, Knee",
        "Osteoarthritis, Hip"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Memorial Bone and Joint Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 990,
      "start_date": "2009-05",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2019-08-15",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03484325"
    },
    {
      "nct_id": "NCT04809376",
      "title": "Treatment Effects of Subcutaneous Injections of Pentosan Polysulfate Sodium vs Placebo in Participants With Knee OA Pain",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "Pentosan Polysulfate Sodium twice weekly",
          "type": "DRUG"
        },
        {
          "name": "Placebo (Sodium Chloride Injection, 0.9%)",
          "type": "DRUG"
        },
        {
          "name": "Pentosan Polysulfate Sodium Fixed Dose",
          "type": "DRUG"
        },
        {
          "name": "Pentosan Polysulfate Sodium once weekly",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Paradigm Biopharmaceuticals USA (INC)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 602,
      "start_date": "2021-10-19",
      "completion_date": "2025-01-06",
      "has_results": false,
      "last_update_posted_date": "2024-04-08",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 29,
      "location_summary": "Tempe, Arizona • Tucson, Arizona • Cerritos, California + 20 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04809376"
    },
    {
      "nct_id": "NCT04238143",
      "title": "Adipose-Derived Biocellular Regenerative Therapy for Osteoarthritis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis",
        "Osteo Arthritis Knee",
        "Osteo Arthritis Shoulders",
        "Osteoarthritis of Multiple Joints",
        "Osteoarthritis, Hip",
        "Osteoarthritis - Ankle/Foot"
      ],
      "interventions": [
        {
          "name": "Tissue Stromal Vascular Fraction (tSVF) Arm 1",
          "type": "PROCEDURE"
        },
        {
          "name": "PRP Concentrate Arm 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tissue Stromal Vascular Fraction (tSVF) Arm 2",
          "type": "PROCEDURE"
        },
        {
          "name": "PRP Concentrate Arm 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cellular Stromal Vascular Fraction (cSVF) Arm 2",
          "type": "PROCEDURE"
        },
        {
          "name": "Cellular Stromal Vascular Fraction (cSVF) Arm 3",
          "type": "PROCEDURE"
        },
        {
          "name": "Sterile Normal Saline (IV Solution)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Healeon Medical Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2020-01-10",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 2,
      "location_summary": "Valencia, California • Stevensville, Montana",
      "locations": [
        {
          "city": "Valencia",
          "state": "California"
        },
        {
          "city": "Stevensville",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04238143"
    },
    {
      "nct_id": "NCT01943916",
      "title": "The PIONEER-01 Study of the Imagio Breast Imaging System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Imagio OA/US (US and OA/US)",
          "type": "DEVICE"
        },
        {
          "name": "Imagio gray scale ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Seno Medical Instruments Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 2105,
      "start_date": "2012-12-21",
      "completion_date": "2015-09-09",
      "has_results": true,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 16,
      "location_summary": "Murrieta, California • Englewood, Colorado • New Haven, Connecticut + 13 more",
      "locations": [
        {
          "city": "Murrieta",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01943916"
    },
    {
      "nct_id": "NCT04046003",
      "title": "Tai Chi for Knee OA Pain Management: a Mechanistic Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Mind-body Exercise"
      ],
      "interventions": [
        {
          "name": "Tai chi exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Tech University Health Sciences Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 33,
      "start_date": "2019-09-01",
      "completion_date": "2024-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-28",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04046003"
    },
    {
      "nct_id": "NCT00531427",
      "title": "Buprenorphine Transdermal System (BTDS) in Subjects w/Mod-sev Osteoarthritis (OA) Chronic Pain of Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Pain",
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 567,
      "start_date": "2007-09",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2012-09-10",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 87,
      "location_summary": "Mobile, Alabama • Chandler, Arizona • Phoenix, Arizona + 73 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00531427"
    },
    {
      "nct_id": "NCT07417891",
      "title": "Ketogenic Diet to Reduce Osteoarthritis Pain in MCI",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Hip",
        "Osteoarthritis (OA) of the Knee",
        "Osteoarthritis (OA) of the Shoulder",
        "Osteoarthritis",
        "Mild Cognitive Impairment",
        "MCI",
        "Mild Cognitive Impairment (MCI)",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Well-formulated ketogenic diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 10,
      "start_date": "2026-06-01",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-07-23T07:23:17.308Z",
      "location_count": 1,
      "location_summary": "Fairway, Kansas",
      "locations": [
        {
          "city": "Fairway",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07417891"
    }
  ]
}