{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid+Users",
    "query": {
      "condition": "Opioid Users"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 75,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Opioid+Users&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T00:14:39.166Z",
  "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": "NCT01108679",
      "title": "Neurocognitive Effects of Buprenorphine Among HIV+ and HIV-Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid-related Disorders",
        "Buprenorphine",
        "HIV",
        "Cognition",
        "HIV Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 40,
      "start_date": "2009-12-01",
      "completion_date": "2012-02-01",
      "has_results": false,
      "last_update_posted_date": "2019-04-10",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 2,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01108679"
    },
    {
      "nct_id": "NCT02599818",
      "title": "Navigation Services to Avoid Rehospitalization (NavSTAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Cocaine Use Disorder",
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "NavSTAR",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Friends Research Institute, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2016-03-15",
      "completion_date": "2019-05-14",
      "has_results": false,
      "last_update_posted_date": "2020-02-06",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02599818"
    },
    {
      "nct_id": "NCT04304768",
      "title": "Opioid, HIV and Immune System",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Immune Defect"
      ],
      "interventions": [
        {
          "name": "Fluzone Quadrivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 400,
      "start_date": "2020-11-18",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04304768"
    },
    {
      "nct_id": "NCT00249574",
      "title": "Bridging Active Heroin Users to Hepatitis C Treatment Using Buprenorphine - 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatitis C",
        "Heroin Dependence"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/naloxone",
          "type": "DRUG"
        },
        {
          "name": "pegInterferon",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2003-06",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2017-01-16",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00249574"
    },
    {
      "nct_id": "NCT03837860",
      "title": "Reducing the Abuse of Opioids in Drug Users",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Opioid Abuse, Unspecified",
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Oxycodone/Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone/Risperidone",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone/Ziprasidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "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": 3,
      "start_date": "2019-04-01",
      "completion_date": "2022-01-21",
      "has_results": false,
      "last_update_posted_date": "2022-02-15",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03837860"
    },
    {
      "nct_id": "NCT05108935",
      "title": "Providing PrEP, Hepatitis C Treatment, and MOUD Through Telemedicine at Greensboro SSP",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Opioid Use Disorder",
        "Risk Reduction",
        "Hiv",
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Suboxone",
          "type": "DRUG"
        },
        {
          "name": "Truvada",
          "type": "DRUG"
        },
        {
          "name": "Mavyret",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2022-02-17",
      "completion_date": "2023-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-04-27",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Greensboro, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05108935"
    },
    {
      "nct_id": "NCT03677986",
      "title": "Buprenorphine Treatment Engagement and Overdose Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Video DOT+",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 41,
      "start_date": "2019-05-01",
      "completion_date": "2020-10-20",
      "has_results": true,
      "last_update_posted_date": "2024-02-20",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03677986"
    },
    {
      "nct_id": "NCT02535494",
      "title": "Risks and Benefits of Naloxone Prescribing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Overdose"
      ],
      "interventions": [
        {
          "name": "Extensive training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 405,
      "start_date": "2014-07",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02535494"
    },
    {
      "nct_id": "NCT04794790",
      "title": "Buprenorphine Induction for Fentanyl Dependent Opioid Users",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Opioid Dependence Fentanyl"
      ],
      "interventions": [
        {
          "name": "Buprenorphine/naloxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-05-09",
      "completion_date": "2024-06-22",
      "has_results": false,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Harrisburg, Pennsylvania",
      "locations": [
        {
          "city": "Harrisburg",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04794790"
    },
    {
      "nct_id": "NCT04464512",
      "title": "Suboxone User Perioperative Early Referral and Enhanced Recovery After Surgery- Orthopaedic Trauma Surgery Population",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Addiction Opiate",
        "Chronic Pain",
        "Fractures, Bone",
        "Buprenorphine Dependence"
      ],
      "interventions": [
        {
          "name": "Sufentanil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "West Virginia University",
      "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": 0,
      "start_date": "2020-01-10",
      "completion_date": "2021-08-22",
      "has_results": false,
      "last_update_posted_date": "2022-12-12",
      "last_synced_at": "2026-07-23T00:14:39.166Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04464512"
    }
  ]
}