{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+Phase",
    "query": {
      "intervention": "Opioid Phase"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 295,
    "total_pages": 30,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+Phase&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T18:04:23.562Z",
  "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": "NCT05159362",
      "title": "Usability Testing for the Reward-based Technology to Improve OUD Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Contingency Management",
        "Medication for Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Software Application",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Q2i, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2020-07-01",
      "completion_date": "2021-03-01",
      "has_results": true,
      "last_update_posted_date": "2023-05-30",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05159362"
    },
    {
      "nct_id": "NCT06799117",
      "title": "Adaptive Decision Support for Addiction Treatment Master",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "EMBED CDS",
          "type": "OTHER"
        },
        {
          "name": "Nurse prompt to complete COWS",
          "type": "OTHER"
        },
        {
          "name": "Provider Prompt",
          "type": "OTHER"
        },
        {
          "name": "Patient facing materials",
          "type": "OTHER"
        },
        {
          "name": "Optimized EMBED",
          "type": "OTHER"
        },
        {
          "name": "Name of Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1912,
      "start_date": "2025-03-21",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 3,
      "location_summary": "Guilford, Connecticut • New Haven, Connecticut",
      "locations": [
        {
          "city": "Guilford",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06799117"
    },
    {
      "nct_id": "NCT05390736",
      "title": "Evaluating the Cost Effectiveness of STEADI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Accidental Fall"
      ],
      "interventions": [
        {
          "name": "Gait and balance assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication review",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Comorbidity review",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fall history",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Assessment of feet/footwear",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Assessment of visual acuity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home safety risk assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vitamin D Deficiency",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Opinion Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 780,
      "start_date": "2020-07-29",
      "completion_date": "2023-09-18",
      "has_results": false,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05390736"
    },
    {
      "nct_id": "NCT00723177",
      "title": "Phase IIa Study of AV411, a Glial Activation Inhibitor, for Opioid Withdrawal",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "AV411",
          "type": "DRUG"
        },
        {
          "name": "Placebo (PCB)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 30,
      "start_date": "2008-10",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2016-12-05",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00723177"
    },
    {
      "nct_id": "NCT04265456",
      "title": "A Phase 1 Study to Evaluate Pregabalin and Acetaminophen in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Pregabalin 100mg",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen 1300mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nevakar, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 63,
      "start_date": "2020-01-14",
      "completion_date": "2020-07-22",
      "has_results": false,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04265456"
    },
    {
      "nct_id": "NCT05256108",
      "title": "Assessment of Abuse Potential of Cebranopadol in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Human Abuse Potential"
      ],
      "interventions": [
        {
          "name": "Oxycodone 40 mg",
          "type": "DRUG"
        },
        {
          "name": "Tramadol 600 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cebranopadol 600 µg",
          "type": "DRUG"
        },
        {
          "name": "Cebranopadol 1000 µg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tris Pharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 38,
      "start_date": "2022-03-28",
      "completion_date": "2022-07-12",
      "has_results": false,
      "last_update_posted_date": "2022-07-27",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05256108"
    },
    {
      "nct_id": "NCT00235729",
      "title": "Lofexidine for Inpatient Opiate Detox",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opiate Addiction"
      ],
      "interventions": [
        {
          "name": "Lofexidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 264,
      "start_date": "2006-06",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2009-03-20",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 16,
      "location_summary": "Cerritos, California • Washington D.C., District of Columbia • Atlanta, Georgia + 13 more",
      "locations": [
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Hoffman Estates",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00235729"
    },
    {
      "nct_id": "NCT00877799",
      "title": "Study to Evaluate Analgesic Effect of Intravenous Administration of Kappa Agonist CR845 After Hysterectomy Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "CR845",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cara Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 60 Years · Female only"
      },
      "enrollment_count": 114,
      "start_date": "2009-03",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2015-05-12",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 12,
      "location_summary": "Mobile, Alabama • Sheffield, Alabama • Phoenix, Arizona + 7 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00877799"
    },
    {
      "nct_id": "NCT01709747",
      "title": "Single-arm Study to Assess the Safety of Hydromorphone Hydrochloride by Intrathecal Administration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Hydromorphone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Programmable Implantable pump",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Piramal Critical Care, Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 364,
      "start_date": "2013-06",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2021-08-25",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01709747"
    },
    {
      "nct_id": "NCT05340855",
      "title": "A Pilot Study Using Facebook to Support Opioid Recovery Among American Indian Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Wiidookaage'win Facebook Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "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": 10,
      "start_date": "2022-05-05",
      "completion_date": "2023-06-08",
      "has_results": true,
      "last_update_posted_date": "2024-06-20",
      "last_synced_at": "2026-09-02T18:04:23.562Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05340855"
    }
  ]
}