{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=PAIN&page=44",
    "query": {
      "condition": "PAIN",
      "page": 44
    },
    "page_size": 10
  },
  "pagination": {
    "page": 44,
    "page_size": 10,
    "total_count": 10300,
    "total_pages": 1030,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=PAIN&page=45&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=PAIN&page=43&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-06T02:01:52.834Z",
  "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": "NCT03950791",
      "title": "Single Session Class to Reduce Opioid Use in Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Pain Catastrophizing Class",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 213,
      "start_date": "2019-09-23",
      "completion_date": "2024-05-31",
      "has_results": true,
      "last_update_posted_date": "2024-11-26",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03950791"
    },
    {
      "nct_id": "NCT05023278",
      "title": "The Use of Venlafaxine in Reducing Pain in Primary Total Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Pain",
        "Chronic Pain",
        "Knee Pain Chronic",
        "Neuropathic Pain"
      ],
      "interventions": [
        {
          "name": "Venlafaxine 37.5 MG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2021-05-10",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-20",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05023278"
    },
    {
      "nct_id": "NCT01215643",
      "title": "Efficacy and Safety of Alisporivir Alone or Combined With RBV or PEG in Chronic Hepatitis C Genotype 2 and 3 Treatment-naïve Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Alisporivir",
          "type": "DRUG"
        },
        {
          "name": "Peginterferon alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Debiopharm International SA",
      "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": 340,
      "start_date": "2010-10",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2016-08-30",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • San Diego, California • Ventura, California + 9 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01215643"
    },
    {
      "nct_id": "NCT02198235",
      "title": "Prolonged Popliteal Fossa Nerve Blockade (Prolonged Pop)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 90,
      "start_date": "2012-10",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2017-06-15",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02198235"
    },
    {
      "nct_id": "NCT04860635",
      "title": "Safety of F14 Following Total Knee Replacement",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "F14 (sustained release celecoxib)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arthritis Innovation Corporation",
      "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": 100,
      "start_date": "2027-01",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 2,
      "location_summary": "Denver, Colorado • San Antonio, Texas",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04860635"
    },
    {
      "nct_id": "NCT01374191",
      "title": "Botulinum Toxin Type A for Neuroma Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neuroma"
      ],
      "interventions": [
        {
          "name": "onabotulinum toxin type-A",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "2nd phase - onabotulinum toxin type-A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Southern Illinois University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-01",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2015-08-26",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Springfield, Illinois",
      "locations": [
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01374191"
    },
    {
      "nct_id": "NCT02735343",
      "title": "The CHECK Trial: A Comparison of Headache Treatment in the Emergency Department: Compazine Versus Ketamine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Headache"
      ],
      "interventions": [
        {
          "name": "Compazine",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mike O'Callaghan Military Hospital",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-08",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-04",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Nellis Air Force Base, Nevada",
      "locations": [
        {
          "city": "Nellis Air Force Base",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02735343"
    },
    {
      "nct_id": "NCT03238976",
      "title": "Nature Sounds as a Pain and Anxiety Reducing Strategy in Patients Undergoing Breast Core Biopsy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Nature sounds",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2017-09-11",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03238976"
    },
    {
      "nct_id": "NCT06725550",
      "title": "Integrative Medicine in Pain Management in Sickle Cell Disease, 2.0",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Pain",
        "Acupuncture",
        "Quantitative Sensory Testing",
        "Magnetic Resonance Imaging",
        "Circulating Biomarkers",
        "Electroencephalography",
        "Functional Near-infrared Spectroscopy"
      ],
      "interventions": [
        {
          "name": "needling acupuncture",
          "type": "DEVICE"
        },
        {
          "name": "laser acupuncture",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "14 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2026-07-01",
      "completion_date": "2031-06-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06725550"
    },
    {
      "nct_id": "NCT02506855",
      "title": "Intraoperative Transversus Abdominis Plane Block for Gynecologic Surgery (GYNTAP)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postoperative Pain",
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Transversus Abdominis Plane Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Mississippi Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2015-06",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-11-06T02:01:52.834Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02506855"
    }
  ]
}