{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Pain",
    "query": {
      "condition": "Osteoarthritis Pain"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 617,
    "total_pages": 62,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Osteoarthritis+Pain&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T04:15:14.670Z",
  "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": "NCT01312285",
      "title": "Low Level Magnetic Fields for the Treatment of Osteoarthritis of the Hip",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis of the Hip"
      ],
      "interventions": [
        {
          "name": "Resonator device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "pico-tesla Magnetic Therapies, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2011-09",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2011-05-30",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 1,
      "location_summary": "Clearwater, Florida",
      "locations": [
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01312285"
    },
    {
      "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": "2026-06-11T04:15:14.670Z",
      "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": "NCT04917055",
      "title": "iPACK Block With Dexamethasone For Total Knee Replacement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Knee Osteoarthritis",
        "Acute Pain",
        "Anesthesia, Local",
        "Regional Anesthesia"
      ],
      "interventions": [
        {
          "name": "ropivacaine 0.25% with epinephrine and 6mg dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2021-06-07",
      "completion_date": "2022-06-07",
      "has_results": false,
      "last_update_posted_date": "2023-11-07",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04917055"
    },
    {
      "nct_id": "NCT07638189",
      "title": "CBD Knee Osteoarthritis Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthitis"
      ],
      "interventions": [
        {
          "name": "Cannabidiol (CBD)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Castor Oil (Placebo)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2026-07-01",
      "completion_date": "2028-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07638189"
    },
    {
      "nct_id": "NCT03608579",
      "title": "Autologous Culture Expanded Adipose Derived MSCs for Treatment of Painful Hip OA",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Osteoarthritis, Hip"
      ],
      "interventions": [
        {
          "name": "Autologous Adipose Derived Mesenchymal Stromal Cells",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2018-11-05",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-17",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03608579"
    },
    {
      "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": "2026-06-11T04:15:14.670Z",
      "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": "NCT02767570",
      "title": "Long-Term Effectiveness of Walking Training in Patients With Knee Osteoarthritis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Gait Training; Altered Foot Progression Angle",
          "type": "OTHER"
        },
        {
          "name": "Gait Training; Consistent Foot Progression Angle",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2016-08-01",
      "completion_date": "2020-10-31",
      "has_results": true,
      "last_update_posted_date": "2022-04-15",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California • Stanford, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02767570"
    },
    {
      "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": "2026-06-11T04:15:14.670Z",
      "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": "NCT00523172",
      "title": "Clinical Assessment of Two Manipulative Protocols in Treatment of Hip Osteoarthritis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Osteoarthritis, Hip"
      ],
      "interventions": [
        {
          "name": "manual or manipulative therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Manual / Manipulative Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Supportive Care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Cleveland Chiropractic College",
      "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": 120,
      "start_date": "2007-10",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2010-07-19",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00523172"
    },
    {
      "nct_id": "NCT02944448",
      "title": "A Study Evaluating Pain Relief and Safety of Orally Administered CR845 in Patients With Osteoarthritis of Hip or Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis, Hip",
        "Osteoarthritis, Knee",
        "Arthritis",
        "Joint Diseases",
        "Musculoskeletal Diseases",
        "Rheumatic Diseases"
      ],
      "interventions": [
        {
          "name": "CR845 tablet 1 mg",
          "type": "DRUG"
        },
        {
          "name": "CR845 tablet 2.5 mg",
          "type": "DRUG"
        },
        {
          "name": "CR845 tablet 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cara Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 761,
      "start_date": "2016-09",
      "completion_date": "2017-06",
      "has_results": true,
      "last_update_posted_date": "2020-10-20",
      "last_synced_at": "2026-06-11T04:15:14.670Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Peoria, Arizona • Phoenix, Arizona + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Carmichael",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02944448"
    }
  ]
}