{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=4",
    "query": {
      "condition": "Osteoarthritis Knee Pain",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 480,
    "total_pages": 48,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T16:39:00.359Z",
  "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": "NCT05025787",
      "title": "A Study to Evaluate the Safety and Efficacy of CNTX-6970 in Subjects With Knee Osteoarthritis Pain.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "CNTX-6970",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Maurizio Fava, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 55,
      "start_date": "2021-10-25",
      "completion_date": "2024-06-11",
      "has_results": true,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • Sacramento, California • Gainesville, Florida + 12 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05025787"
    },
    {
      "nct_id": "NCT07624526",
      "title": "Role of Suzetrigine as a Part of a Multimodal Regimen to Reduce Pain and Opioid Use After Total Knee Arthroplasty",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Knee Arthritis",
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Suzetrigine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 75,
      "start_date": "2026-07",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07624526"
    },
    {
      "nct_id": "NCT05430230",
      "title": "Study of Nonsteroidal Anti-inflammatory Drugs in People With Painful Knee Osteoarthritis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "Naproxen 500 Mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-08-24",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-23",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05430230"
    },
    {
      "nct_id": "NCT03987932",
      "title": "NEAT!2 Sedentary Behavior Reduction for Individuals With Past or Present Knee Symptoms, Injuries, or Surgeries",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Lifestyle",
        "Knee Osteoarthritis",
        "Knee Injuries",
        "Knee Pain Chronic"
      ],
      "interventions": [
        {
          "name": "NEAT!2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NEAT!2+Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed NEAT!2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2019-06-22",
      "completion_date": "2020-09-09",
      "has_results": true,
      "last_update_posted_date": "2021-07-19",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03987932"
    },
    {
      "nct_id": "NCT03381248",
      "title": "Cooled Radiofrequency vs. Hyaluronic Acid to Manage Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Cooled Radiofrequency",
          "type": "DEVICE"
        },
        {
          "name": "Hyaluronic Acid Injection",
          "type": "OTHER"
        },
        {
          "name": "Crossover from Hyaluronic Acid Injection to Cooled Radiofrequency",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Avanos Medical",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 177,
      "start_date": "2017-12-07",
      "completion_date": "2020-07-20",
      "has_results": true,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 10,
      "location_summary": "Coeur d'Alene, Idaho • New Orleans, Louisiana • Rochester, Minnesota + 7 more",
      "locations": [
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Edmond",
          "state": "Oklahoma"
        },
        {
          "city": "Altoona",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03381248"
    },
    {
      "nct_id": "NCT06693648",
      "title": "A Study to Evaluate Efficacy and Safety of AMZ001 for the Treatment of Knee Osteoarthritis Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis of Knee",
        "Osteoarthritis, Knee"
      ],
      "interventions": [
        {
          "name": "AMZ001 Diclofenac gel",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amzell",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 549,
      "start_date": "2025-02-18",
      "completion_date": "2026-04-13",
      "has_results": true,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 7,
      "location_summary": "Thousand Oaks, California • Hialeah, Florida • Longwood, Florida + 4 more",
      "locations": [
        {
          "city": "Thousand Oaks",
          "state": "California"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06693648"
    },
    {
      "nct_id": "NCT07023185",
      "title": "Cold and Compression Post TKA",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Osteoarthritis Patients Scheduled for Total Knee Replacement Surgery"
      ],
      "interventions": [
        {
          "name": "Cold and Compression",
          "type": "DEVICE"
        },
        {
          "name": "SOC (Standard of care)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Ochsner Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2025-12-15",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07023185"
    },
    {
      "nct_id": "NCT00361504",
      "title": "A Study to Evaluate Long-Term Safety of Multiple Doses of Tapentadol (CG5503) Prolonged-Release (PR) and Oxycodone Controlled-Release (CR) in Patients With Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Osteoarthritis, Knee",
        "Lower Back Pain",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Oxycodone CR",
          "type": "DRUG"
        },
        {
          "name": "Tapentadol (CG5503) ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1123,
      "start_date": "2006-11",
      "completion_date": "2008-07",
      "has_results": true,
      "last_update_posted_date": "2014-04-29",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 40,
      "location_summary": "Mesa, Arizona • Tucson, Arizona • Anaheim, California + 37 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Cudahy",
          "state": "California"
        },
        {
          "city": "Encinitas",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00361504"
    },
    {
      "nct_id": "NCT00694447",
      "title": "Acupuncture for Pain and Sleep Disturbance in Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Acupuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2007-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-11-21",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00694447"
    },
    {
      "nct_id": "NCT01709214",
      "title": "Safety and Efficacy Study of GRT6005 in Patients With Osteoarthritis (OA) Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Moderate to Severe Chronic Pain Due to Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "Cebranopadol (GRT6005) Low-Dose Range",
          "type": "DRUG"
        },
        {
          "name": "Cebranopadol (GRT6005) High-Dose Range",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone CR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tris Pharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 619,
      "start_date": "2012-12-04",
      "completion_date": "2014-04-04",
      "has_results": false,
      "last_update_posted_date": "2021-07-15",
      "last_synced_at": "2026-10-10T16:39:00.359Z",
      "location_count": 83,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 74 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01709214"
    }
  ]
}