{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=3",
    "query": {
      "condition": "Osteoarthritis Knee Pain",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 480,
    "total_pages": 48,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Knee+Pain&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T06:24:37.549Z",
  "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": "NCT04638387",
      "title": "PB125, Osteoarthritis, Pain, Mobility, and Energetics",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Muscle Weakness",
        "Pain, Joint"
      ],
      "interventions": [
        {
          "name": "PB125",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Colorado State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "50 Years to 65 Years"
      },
      "enrollment_count": 4,
      "start_date": "2020-11-03",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-09-14",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "Fort Collins, Colorado",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04638387"
    },
    {
      "nct_id": "NCT00408421",
      "title": "Duloxetine Versus Placebo for Osteoarthritis Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis Knee Pain"
      ],
      "interventions": [
        {
          "name": "Duloxetine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 231,
      "start_date": "2006-11",
      "completion_date": "2007-10",
      "has_results": true,
      "last_update_posted_date": "2009-08-19",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 21,
      "location_summary": "Chandler, Arizona • Beverly Hills, California • Northridge, California + 18 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00408421"
    },
    {
      "nct_id": "NCT04334278",
      "title": "Development of a Mind Body Program for Obese Knee Osteoarthritis Patients With Comorbid Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Obesity",
        "Depression"
      ],
      "interventions": [
        {
          "name": "GetHealthy-OA",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Enhancement Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kentucky",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2021-08-23",
      "completion_date": "2023-06-05",
      "has_results": true,
      "last_update_posted_date": "2024-06-28",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04334278"
    },
    {
      "nct_id": "NCT06976138",
      "title": "Sleep TO Prevent Post-surgical Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthristis"
      ],
      "interventions": [
        {
          "name": "Cognitive-Behavioral Therapy for Insomnia",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Bright Light therapy via the Re-Timer®",
          "type": "DEVICE"
        },
        {
          "name": "Negative Ion exposure via IonMi Device",
          "type": "DEVICE"
        },
        {
          "name": "Sleep / Knee Osteoarthritis Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 252,
      "start_date": "2025-06-13",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Chestnut Hill, Massachusetts",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Chestnut Hill",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06976138"
    },
    {
      "nct_id": "NCT03576508",
      "title": "A Study to Compare Levels of Capsaicin After Intra-Articular Injection and Topical Application in Patients With Painful Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "CNTX-4975-05",
          "type": "DRUG"
        },
        {
          "name": "Qutenza",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine (without epinephrine)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Centrexion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2018-06-25",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03576508"
    },
    {
      "nct_id": "NCT04238598",
      "title": "Intra-articular Pulsed Radiofrequency Neuromodulation Versus Intra-articular Steroids for Painful Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Pulse Radiofrequency",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard of Care Intra- Articular Injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Intra-Articular Injection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Center For Interventional Pain and Spine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2019-10-08",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "Exton, Pennsylvania",
      "locations": [
        {
          "city": "Exton",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04238598"
    },
    {
      "nct_id": "NCT00314652",
      "title": "Safety and Efficacy of the Buprenorphine Transdermal Delivery System in Subjects With Osteoarthritis Pain.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Buprenorphine transdermal delivery system",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 260,
      "start_date": "1999-06",
      "completion_date": "1999-10",
      "has_results": false,
      "last_update_posted_date": "2006-05-03",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • San Diego, California + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00314652"
    },
    {
      "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": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04046003"
    },
    {
      "nct_id": "NCT06603662",
      "title": "Systemic Oral Glucocorticoids for the Treatment of Acute Osteoarthritis Pain in the Emergency Department",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis",
        "Osteoarthritis (OA) of the Knee",
        "Osteoarthritis (OA) of the Shoulder",
        "Osteoarthritis (OA) of the Hip"
      ],
      "interventions": [
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "WellSpan Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 192,
      "start_date": "2025-02-24",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "York, Pennsylvania",
      "locations": [
        {
          "city": "York",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06603662"
    },
    {
      "nct_id": "NCT02197273",
      "title": "Liposomal Bupivacaine Versus Standard Analgesia in Total Joint Arthroplasty (TJA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Osteoarthritis, Hip",
        "Osteoarthritis, Shoulder"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Standard of care analgesia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "OhioHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 211,
      "start_date": "2014-07",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2016-10-21",
      "last_synced_at": "2026-10-09T06:24:37.549Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02197273"
    }
  ]
}