{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Osteoarthritis+Pain",
    "query": {
      "condition": "Chronic Osteoarthritis Pain"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 149,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Osteoarthritis+Pain&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T06:13:47.232Z",
  "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": "NCT00315848",
      "title": "The 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": 225,
      "start_date": "1996-11",
      "completion_date": "1999-12",
      "has_results": false,
      "last_update_posted_date": "2006-05-03",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 10,
      "location_summary": "Huntsville, Alabama • Phoenix, Arizona • Westminster, Colorado + 6 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Westminster",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00315848"
    },
    {
      "nct_id": "NCT05080660",
      "title": "Chronic Pain Master Protocol (CPMP): A Study of LY3526318 in Participants With Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "LY3526318",
          "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": 160,
      "start_date": "2021-10-12",
      "completion_date": "2022-06-06",
      "has_results": true,
      "last_update_posted_date": "2024-07-17",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 28,
      "location_summary": "Chandler, Arizona • Glendale, Arizona • Tempe, Arizona + 23 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05080660"
    },
    {
      "nct_id": "NCT02558439",
      "title": "Study to Evaluate the Safety and Efficacy of CNTX-4975 in Subjects With Chronic, Moderate to Severe Osteoarthritis Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "CNTX-4975",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Centrexion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "45 Years to 80 Years"
      },
      "enrollment_count": 175,
      "start_date": "2015-08",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2017-08-08",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 22,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Anaheim, California + 18 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "El Cajon",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02558439"
    },
    {
      "nct_id": "NCT04115020",
      "title": "Low Dose Naltrexone for Chronic Pain in Osteoarthritis and Inflammatory Arthritis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis",
        "Arthritis, Rheumatoid",
        "Arthritis, Psoriatic"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-01",
      "completion_date": "2020-01-07",
      "has_results": false,
      "last_update_posted_date": "2020-01-09",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04115020"
    },
    {
      "nct_id": "NCT00737737",
      "title": "Hormone Function in Men Treated for Pain With Opioids or Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Pain",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "MS Contin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Nursing Research (NINR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "30 Years to 65 Years · Male only"
      },
      "enrollment_count": 8,
      "start_date": "2008-08",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2015-04-29",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00737737"
    },
    {
      "nct_id": "NCT04123561",
      "title": "Extended and Controlled Release Liposomal Formulated Dexamethasone for Chronic Knee OA Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis of the Knee"
      ],
      "interventions": [
        {
          "name": "TLC599",
          "type": "DRUG"
        },
        {
          "name": "DSP",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Taiwan Liposome Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 504,
      "start_date": "2019-11-26",
      "completion_date": "2022-02-03",
      "has_results": true,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Sheffield, Alabama • Phoenix, Arizona + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04123561"
    },
    {
      "nct_id": "NCT04009837",
      "title": "Manual Therapy and Strengthening for the Hip in Older Adults With Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low-back Pain",
        "Hip Impairments",
        "Hip-spine Syndrome",
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Hip-focused rehabilitation intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spine-focused rehabilitation intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Delaware",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 184,
      "start_date": "2019-11-01",
      "completion_date": "2022-10-03",
      "has_results": true,
      "last_update_posted_date": "2024-04-11",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 3,
      "location_summary": "Newark, Delaware • Durham, North Carolina • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04009837"
    },
    {
      "nct_id": "NCT00973141",
      "title": "A Dose-ranging Study of the Safety and Effectiveness of JNJ-42160443 as add-on Treatment in Patients With Osteoarthritis-related Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis",
        "Osteoarthritis, Hip",
        "Osteoarthritis, Knee",
        "Pain",
        "Arthralgia",
        "Joint Pain"
      ],
      "interventions": [
        {
          "name": "JNJ-42160443",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 467,
      "start_date": "2009-09-16",
      "completion_date": "2011-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-03-11",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 52,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Carmichael",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00973141"
    },
    {
      "nct_id": "NCT06810245",
      "title": "Study of PIPE-791 for Subjects With Chronic Osteoarthritis Pain or Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Osteoarthritis Pain",
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "PIPE-791",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Contineum Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 43,
      "start_date": "2025-02-04",
      "completion_date": "2026-01-20",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 5,
      "location_summary": "Phoenix, Arizona • Marietta, Georgia • Hartsdale, New York + 2 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Hartsdale",
          "state": "New York"
        },
        {
          "city": "Duncansville",
          "state": "Pennsylvania"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06810245"
    },
    {
      "nct_id": "NCT06512727",
      "title": "The PROACTIVE Study for Black Elders",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Musculoskeletal Pain",
        "Chronic Pain",
        "Osteoarthritis",
        "Pain, Chronic",
        "Movement Evoked Pain"
      ],
      "interventions": [
        {
          "name": "PROACTIVE Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "92 Years",
        "sex": "ALL",
        "summary": "50 Years to 92 Years"
      },
      "enrollment_count": 120,
      "start_date": "2025-05-07",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-11T06:13:47.232Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06512727"
    }
  ]
}