{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+only&page=2",
    "query": {
      "intervention": "Opioid only",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opioid+only&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T10:18:50.342Z",
  "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": "NCT02524197",
      "title": "A Study of the Safety and Effectiveness of Orally Administered CR845 in Patients With Osteoarthritis of the Hip or Knee",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "CR845 0.25 mg",
          "type": "DRUG"
        },
        {
          "name": "CR845 0.50 mg",
          "type": "DRUG"
        },
        {
          "name": "CR845 1 mg",
          "type": "DRUG"
        },
        {
          "name": "CR845 5 mg",
          "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": 81,
      "start_date": "2015-08",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2017-01-31",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 5,
      "location_summary": "Omaha, Nebraska • Las Vegas, Nevada • Greensboro, North Carolina + 2 more",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Duncansville",
          "state": "Pennsylvania"
        },
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02524197"
    },
    {
      "nct_id": "NCT05006079",
      "title": "Opioid/Benzodiazepine Polydrug Abuse: Aim 3",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Abuse",
        "Benzodiazepine Abuse",
        "Polysubstance Abuse"
      ],
      "interventions": [
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Alprazolam",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State 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": 24,
      "start_date": "2024-03-13",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-30",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05006079"
    },
    {
      "nct_id": "NCT03498261",
      "title": "A Prospective Randomized Double Blind Trial to Assess the Effect of a Single Preoperative Dose of Gabapentin on Postoperative Opioid Consumption in Patients Undergoing Rhinoplasty",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2018-01-30",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03498261"
    },
    {
      "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": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04325802"
    },
    {
      "nct_id": "NCT06345872",
      "title": "Improving Sleep and Reducing Opioid Use in Individuals With Chronic Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Chronic Insomnia",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "CBT-I",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as usual",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tapered Withdrawal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 165,
      "start_date": "2024-12-11",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06345872"
    },
    {
      "nct_id": "NCT06499181",
      "title": "Multimodal Orthognathic Study Comparing Use of Exparel With Standard of Care.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacain",
          "type": "DRUG"
        },
        {
          "name": "Epinephrin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "United States Naval Medical Center, San Diego",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 86,
      "start_date": "2018-02-28",
      "completion_date": "2020-01-01",
      "has_results": false,
      "last_update_posted_date": "2024-07-19",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06499181"
    },
    {
      "nct_id": "NCT06406400",
      "title": "Drug-Drug Interaction and Safety of AZD4041 Study (Part 1) and Efficacy, Safety, Pharmacokinetics and Pharmacodynamics of AZD4041 Study in Opioid Use Disorder (Part 2).",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "AZD4041",
          "type": "DRUG"
        },
        {
          "name": "Itraconazole",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine / Naloxone",
          "type": "DRUG"
        },
        {
          "name": "Hydromorphone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2024-05-13",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06406400"
    },
    {
      "nct_id": "NCT06111339",
      "title": "Ketamine for OUD and Suicidal Ideation in the ED",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Saline Solution",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 4,
      "start_date": "2024-06-14",
      "completion_date": "2025-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06111339"
    },
    {
      "nct_id": "NCT04446975",
      "title": "Best Practice Alert for Opioid Prescribing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "BPA",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21689,
      "start_date": "2020-07-07",
      "completion_date": "2021-06-08",
      "has_results": true,
      "last_update_posted_date": "2024-03-04",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04446975"
    },
    {
      "nct_id": "NCT07204171",
      "title": "Phase 1 Study of Oral MG001",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety and Tolerability in Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "mitragynine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 32,
      "start_date": "2026-09",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-09-26T10:18:50.342Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07204171"
    }
  ]
}