{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Oxycodone",
    "query": {
      "intervention": "Placebo Oxycodone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 129,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Oxycodone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T12:20:52.933Z",
  "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": "NCT00499460",
      "title": "Effects of Garlic Supplements on Opioids in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy, No Evidence of Disease"
      ],
      "interventions": [
        {
          "name": "garlic powder tablets",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "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": 15,
      "start_date": "2006-11",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00499460"
    },
    {
      "nct_id": "NCT02391571",
      "title": "A Study to Evaluate Withdrawal Effects Following Dosing of Oxycodone/Naltrexone in Methadone-Maintained Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Withdrawal Symptoms"
      ],
      "interventions": [
        {
          "name": "Oxycodone/Naltrexone Capsules",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Elite Laboratories, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 26,
      "start_date": "2015-02",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2016-08-10",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02391571"
    },
    {
      "nct_id": "NCT04676802",
      "title": "Pain Relief After Trapeziectomy: Ibuprofen & Acetaminophen Versus Oxycodone",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Osteoarthritis Thumb"
      ],
      "interventions": [
        {
          "name": "NSAID capsules",
          "type": "DRUG"
        },
        {
          "name": "Opioid capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2021-12-27",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 2,
      "location_summary": "Redwood City, California • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04676802"
    },
    {
      "nct_id": "NCT05494385",
      "title": "Effect of Perioperative Gabapentin on Postoperative Opioid Requirements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Preoperative Gabapentin/Postoperative Placebo",
          "type": "DRUG"
        },
        {
          "name": "Preoperative Gabapentin/Postoperative Gabapentin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "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": 114,
      "start_date": "2021-07-27",
      "completion_date": "2023-07-05",
      "has_results": true,
      "last_update_posted_date": "2024-10-23",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05494385"
    },
    {
      "nct_id": "NCT02892591",
      "title": "Cannabis Versus Oxycodone for Pain Relief",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Back Pain",
        "Neck Pain"
      ],
      "interventions": [
        {
          "name": "Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo for Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Placebo for Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2017-06-01",
      "completion_date": "2023-06-07",
      "has_results": false,
      "last_update_posted_date": "2024-02-22",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02892591"
    },
    {
      "nct_id": "NCT05319756",
      "title": "Study Evaluating the Abuse Potential of NEURONTIN® in Healthy Non-drug Dependent, Recreational Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Abuse Potential"
      ],
      "interventions": [
        {
          "name": "gabapentin 600 mg",
          "type": "DRUG"
        },
        {
          "name": "gabapentin 1200 mg",
          "type": "DRUG"
        },
        {
          "name": "gabapentin 600 mg and oxycodone HCl 20 mg",
          "type": "DRUG"
        },
        {
          "name": "gabapentin 1200 mg and oxycodone HCl 20 mg",
          "type": "DRUG"
        },
        {
          "name": "oxycodone HCl 20 mg",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Viatris Specialty LLC",
      "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": 54,
      "start_date": "2021-04-30",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Marlton, New Jersey",
      "locations": [
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05319756"
    },
    {
      "nct_id": "NCT03802227",
      "title": "A Study Using fMRI Imaging to Evaluate the Effect of NKTR-181 on Brain Activity in Healthy, Non-physically Dependent Recreational Opioid Users.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Moderate to Severe Chronic Pain"
      ],
      "interventions": [
        {
          "name": "NKTR-181",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone IR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nektar Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 8,
      "start_date": "2018-10-22",
      "completion_date": "2020-01-03",
      "has_results": true,
      "last_update_posted_date": "2021-07-08",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03802227"
    },
    {
      "nct_id": "NCT01030406",
      "title": "Study of the Relative Abuse Potential of Acurox Tablets in Non-Dependent Recreational Opioid Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Abuse"
      ],
      "interventions": [
        {
          "name": "40/0mg taken first",
          "type": "DRUG"
        },
        {
          "name": "80/0mg taken first",
          "type": "DRUG"
        },
        {
          "name": "40/240mg taken first",
          "type": "DRUG"
        },
        {
          "name": "80/480mg taken first",
          "type": "DRUG"
        },
        {
          "name": "0/0mg taken first",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Acura Pharmaceuticals 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": 49,
      "start_date": "2010-01",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-11-01",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01030406"
    },
    {
      "nct_id": "NCT03705559",
      "title": "Opioid and Cannabinoid Interactions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Marijuana Usage",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Vaporized Marijuana",
          "type": "DRUG"
        },
        {
          "name": "Opioid Agonist",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shanna Babalonis, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 10,
      "start_date": "2019-06-21",
      "completion_date": "2024-02-15",
      "has_results": true,
      "last_update_posted_date": "2025-04-10",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03705559"
    },
    {
      "nct_id": "NCT00414453",
      "title": "Trial of Analgesia With Lidocaine or Extended-release Oxycodone for Neuropathic Pain Treatment in Multiple Sclerosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neuropathic Pain",
        "Chronic Pain",
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Lidocaine patch 5%",
          "type": "DRUG"
        },
        {
          "name": "Extended-release oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo extended-release oxycodone pills",
          "type": "DRUG"
        },
        {
          "name": "Placebo lidocaine patches",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2007-01",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2015-07-17",
      "last_synced_at": "2026-09-02T12:20:52.933Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00414453"
    }
  ]
}