{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid+Sensitivity",
    "query": {
      "condition": "Opioid Sensitivity"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid+Sensitivity&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T20:01:15.278Z",
  "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": "NCT00295776",
      "title": "Lamictal in the Treatment of Post-Herpetic Neuralgia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Neuralgia, Postherpetic"
      ],
      "interventions": [
        {
          "name": "Lamictal in the treatment of Post-Herpetic Neuralgia",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": null,
      "start_date": "2005-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-03-13",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00295776"
    },
    {
      "nct_id": "NCT00351819",
      "title": "Effects of Testosterone Replacement on Pain Sensitivity and Pain Perception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain",
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "AndroGel",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "MALE",
        "summary": "18 Years to 100 Years · Male only"
      },
      "enrollment_count": 84,
      "start_date": "2006-04",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2017-06-28",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00351819"
    },
    {
      "nct_id": "NCT04325802",
      "title": "Treatment of Chronic Itch in Atopic Dermatitis With Opioid Antagonist Naltrexone",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atopic Dermatitis",
        "Pruritus",
        "Pruritus Chronic",
        "Dermatitis"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-12-31",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04325802"
    },
    {
      "nct_id": "NCT00947284",
      "title": "Effect of Nalbuphine and Naloxone on Experimentally Induced Skin Sensitivity",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "nalbuphine plus naloxone",
          "type": "DRUG"
        },
        {
          "name": "nalbuphine plus saline",
          "type": "DRUG"
        },
        {
          "name": "naloxone plus saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 3,
      "start_date": "2010-01",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2016-05-20",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00947284"
    },
    {
      "nct_id": "NCT00020618",
      "title": "Inhaled Morphine Compared With Morphine By Mouth in Treating Cancer Patients With Breakthrough Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "morphine sulfate",
          "type": "DRUG"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-03",
      "completion_date": "2004-02",
      "has_results": false,
      "last_update_posted_date": "2013-07-18",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00020618"
    },
    {
      "nct_id": "NCT01821430",
      "title": "Increased Sensitivity to Pain Caused by Opioids in People Who Have Abused Prescription Opioids",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Pregabalin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 4,
      "start_date": "2013-03",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2017-02-09",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01821430"
    },
    {
      "nct_id": "NCT01221740",
      "title": "Pain Assessment and Quality of Life in Back Pain Patients: Role of Milnacipran",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Back Pain"
      ],
      "interventions": [
        {
          "name": "Savella",
          "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": "2010-08",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2017-01-12",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Chestnut Hill, Massachusetts",
      "locations": [
        {
          "city": "Chestnut Hill",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01221740"
    },
    {
      "nct_id": "NCT03944850",
      "title": "Computerized Anxiety Sensitivity Treatment for Opioid Use Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Computerized Anxiety Sensitivity Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Southeast Louisiana Veterans Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2019-05-28",
      "completion_date": "2020-01-31",
      "has_results": false,
      "last_update_posted_date": "2020-11-05",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03944850"
    },
    {
      "nct_id": "NCT02898792",
      "title": "Remifentanil in Adults With OSA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Apnea, Sleep"
      ],
      "interventions": [
        {
          "name": "Targeted infusion of remifentanil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 77,
      "start_date": "2016-09-16",
      "completion_date": "2018-05-02",
      "has_results": false,
      "last_update_posted_date": "2018-10-04",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02898792"
    },
    {
      "nct_id": "NCT00693160",
      "title": "Effect of Spinal Ketorolac After Acute Opioid Exposure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "ketorolac",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "remifentanil",
          "type": "DRUG"
        },
        {
          "name": "Capsaicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 30,
      "start_date": "2007-12",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2018-09-07",
      "last_synced_at": "2026-09-02T20:01:15.278Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00693160"
    }
  ]
}