{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Knee+Osteoarthritis&page=27",
    "query": {
      "intervention": "Knee Osteoarthritis",
      "page": 27
    },
    "page_size": 10
  },
  "pagination": {
    "page": 27,
    "page_size": 10,
    "total_count": 865,
    "total_pages": 87,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Knee+Osteoarthritis&page=28&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Knee+Osteoarthritis&page=26&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T20:02:26.787Z",
  "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": "NCT02333084",
      "title": "The Influence Of a Natural Anti-Inflammatory Product On Levels Of Inflammatory Markers In Cases With Osteoarthritis Of Knee",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "PRN Joint Health Formula",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PRN Flex Omega Benefits® combination",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Physician Recommended Nutriceuticals",
      "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": 120,
      "start_date": "2014-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-08-04",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02333084"
    },
    {
      "nct_id": "NCT00994890",
      "title": "A Long Term Study of the Safety of Tanezumab When Administered By Subcutaneous Injections",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Osteoarthritis, Hip"
      ],
      "interventions": [
        {
          "name": "Tanezumab 2.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Tanezumab 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Tanezumab 10 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 679,
      "start_date": "2009-11-17",
      "completion_date": "2011-03-01",
      "has_results": true,
      "last_update_posted_date": "2021-05-13",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 100,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 70 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00994890"
    },
    {
      "nct_id": "NCT01003925",
      "title": "Conjoint Analysis of Treatment Preferences for Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Standard of care for osteoarthritis treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conjoint Analysis for Osteoarthritis",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "65 Years to 95 Years"
      },
      "enrollment_count": 182,
      "start_date": "2007-08",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2015-08-24",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01003925"
    },
    {
      "nct_id": "NCT01374230",
      "title": "Long-Term Multicenter Evaluation of the E1® Tibial Bearing",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of the Knee",
        "Traumatic Arthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Total knee arthroplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "20 Years to 75 Years"
      },
      "enrollment_count": 500,
      "start_date": "2011-09",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2018-07-30",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01374230"
    },
    {
      "nct_id": "NCT01768975",
      "title": "Phase 2 Efficacy Trial of OLT1177 Gel in Subjects With Moderate to Severe Pain Associated With OA of the Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "OLT1177 Gel",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Olatec Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "35 Years to 80 Years"
      },
      "enrollment_count": 79,
      "start_date": "2013-01",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-10-06",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 3,
      "location_summary": "DeLand, Florida • South Miami, Florida • Raleigh, North Carolina",
      "locations": [
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01768975"
    },
    {
      "nct_id": "NCT02219581",
      "title": "Steroids in Total Knee Arthroplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain",
        "Inflammation",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Dexamethasone 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone 20 mg",
          "type": "DRUG"
        },
        {
          "name": "Standard multimodal pain management regimen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Thomas L Bradbury",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 1,
      "start_date": "2014-10-16",
      "completion_date": "2015-12-01",
      "has_results": true,
      "last_update_posted_date": "2022-10-04",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 1,
      "location_summary": "Tucker, Georgia",
      "locations": [
        {
          "city": "Tucker",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02219581"
    },
    {
      "nct_id": "NCT00830063",
      "title": "Tanezumab In Osteoarthritis Of The Knee (2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "tanezumab 10 mg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "tanezumab 5 mg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "naproxen",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 832,
      "start_date": "2009-05-05",
      "completion_date": "2010-08-31",
      "has_results": true,
      "last_update_posted_date": "2021-05-13",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 94,
      "location_summary": "Anniston, Alabama • Mesa, Arizona • Paradise Valley, Arizona + 72 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Paradise Valley",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00830063"
    },
    {
      "nct_id": "NCT04107649",
      "title": "Knee Arthroplasty Activity Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Total Knee Replacement"
      ],
      "interventions": [
        {
          "name": "Telephonic Active Coaching (Motivational Interviewing) + Financial Incentives",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wrist based activity tracker wear",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Basic Study Activities",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 600,
      "start_date": "2023-04-27",
      "completion_date": "2028-06-15",
      "has_results": false,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Kansas City, Kansas • Boston, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04107649"
    },
    {
      "nct_id": "NCT05524116",
      "title": "Telehealth Exercise and Mindfulness for Pain in Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Mindful Exercise program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston University Charles River Campus",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2022-10-04",
      "completion_date": "2023-07-03",
      "has_results": true,
      "last_update_posted_date": "2025-01-16",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05524116"
    },
    {
      "nct_id": "NCT05050448",
      "title": "Comparative Usability Evaluation of Sustained Acoustic Medicine (SAM) Devices and Topical Gel for OA Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Sustained Acoustic Device with 2.5% Diclofenac Patch",
          "type": "DEVICE"
        },
        {
          "name": "1% Diclofenac Topical Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "ZetrOZ, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "35 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-08-01",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-10-16T20:02:26.787Z",
      "location_count": 3,
      "location_summary": "Stamford, Connecticut • Trumbull, Connecticut • Dryden, New York",
      "locations": [
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Trumbull",
          "state": "Connecticut"
        },
        {
          "city": "Dryden",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05050448"
    }
  ]
}