{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Morphine+or+Placebo&page=5",
    "query": {
      "intervention": "Morphine or Placebo",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 210,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Morphine+or+Placebo&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Morphine+or+Placebo&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T18:32:51.584Z",
  "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": "NCT02083315",
      "title": "Pharmacokinetics and Pharmacodynamics of TRV130, Morphine, and Placebo in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain, Acute"
      ],
      "interventions": [
        {
          "name": "TRV130 1.5 mg",
          "type": "DRUG"
        },
        {
          "name": "TRV130 3 mg",
          "type": "DRUG"
        },
        {
          "name": "TRV130 4.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Morphine 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Trevena Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2013-07",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-03-11",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02083315"
    },
    {
      "nct_id": "NCT02600715",
      "title": "Reduction of Bladder Injection Pain With Belladonna Opiate Suppository",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder",
        "Urinary Urge Incontinence",
        "Urinary Bladder, Neurogenic",
        "Painful Bladder Syndrome"
      ],
      "interventions": [
        {
          "name": "Onabotulinumtoxin A (BoNT)",
          "type": "DRUG"
        },
        {
          "name": "belladonna",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Active B&O suppository of belladonna",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Edgar LeClaire, MD",
      "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": 26,
      "start_date": "2015-11",
      "completion_date": "2017-06-26",
      "has_results": true,
      "last_update_posted_date": "2018-09-20",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 2,
      "location_summary": "Wichita, Kansas",
      "locations": [
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02600715"
    },
    {
      "nct_id": "NCT07218549",
      "title": "Evaluation of the Safety and Effects of Psychoactive Substances in People With Past Opioid Use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Use",
        "Substance Use Disorders",
        "Opioid Analgesia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone HCl",
          "type": "DRUG"
        },
        {
          "name": "Kratom 8g",
          "type": "DRUG"
        },
        {
          "name": "Kratom 12g",
          "type": "DRUG"
        },
        {
          "name": "Kratom 16g",
          "type": "DRUG"
        },
        {
          "name": "Kratom 4g",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Christopher D. Verrico",
      "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": 72,
      "start_date": "2026-09-01",
      "completion_date": "2029-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07218549"
    },
    {
      "nct_id": "NCT03906721",
      "title": "Reduction of Opioid Dose Using Conditioning & Open-Label Placebo (COLP) in Intensive Rehabilitation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Spinal Cord Injuries",
        "Polytrauma",
        "Burn Injury",
        "Pain Management"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Essential Oil",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2019-02-20",
      "completion_date": "2021-11-01",
      "has_results": true,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03906721"
    },
    {
      "nct_id": "NCT01452529",
      "title": "Efficacy and Safety of Hydrocodone Bitartrate (HYD) in Subjects With Moderate to Severe Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Hydrocodone bitartrate q24h film-coated tablets",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match hydrocodone bitartrate q24h tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 905,
      "start_date": "2011-10",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2020-03-10",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 102,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 83 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01452529"
    },
    {
      "nct_id": "NCT00547664",
      "title": "Efficacy of Hylenex in the Treatment of Pain Among Hospice Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain Management"
      ],
      "interventions": [
        {
          "name": "Hylenex recombinant , morphine, saline",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "HPC Healthcare, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2008-01",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2014-02-28",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 3,
      "location_summary": "Lakeland, Florida • Tampa, Florida • Temple Terrace, Florida",
      "locations": [
        {
          "city": "Lakeland",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Temple Terrace",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00547664"
    },
    {
      "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": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02391571"
    },
    {
      "nct_id": "NCT00734461",
      "title": "Study to Evaluate the Subjective Effects of PTI-801 in Non-Physically Dependent Subjects With a History of Drug Abuse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "oxycodone and naltrexone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pain Therapeutics",
      "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": 14,
      "start_date": "2007-08",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2016-05-02",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00734461"
    },
    {
      "nct_id": "NCT02123979",
      "title": "Study to Assess Dopamine Receptor Modulation With Rotigotine to Enhance Morphine Analgesia in the Dental Model",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post-op Pain"
      ],
      "interventions": [
        {
          "name": "Neupro® transdermal patch/placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "East Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2015-11",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2015-08-07",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02123979"
    },
    {
      "nct_id": "NCT00701909",
      "title": "Pain Medicine for Wound Care Procedures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Wound Care",
        "Pain Intensity",
        "Hyperalgesia",
        "Nausea",
        "Vomiting",
        "Hallucinations"
      ],
      "interventions": [
        {
          "name": "Morphine plus Ketamine",
          "type": "DRUG"
        },
        {
          "name": "Morphine plus Saline (placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 12,
      "start_date": "2008-06",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2024-03-26",
      "last_synced_at": "2026-10-07T18:32:51.584Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00701909"
    }
  ]
}