{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Encapsulated+placebo",
    "query": {
      "intervention": "Encapsulated placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 315,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Encapsulated+placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T03:39:51.069Z",
  "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": "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": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05494385"
    },
    {
      "nct_id": "NCT01399008",
      "title": "Safety/Efficacy Study to Evaluate of MBX-102 in Combination With Allopurinol in Gout Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gout"
      ],
      "interventions": [
        {
          "name": "Arhalofenate",
          "type": "DRUG"
        },
        {
          "name": "Allopurinol",
          "type": "DRUG"
        },
        {
          "name": "Colchicine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2011-06",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2015-09-18",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 16,
      "location_summary": "Lincoln, California • Los Angeles, California • Palo Alto, California + 13 more",
      "locations": [
        {
          "city": "Lincoln",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01399008"
    },
    {
      "nct_id": "NCT02918266",
      "title": "TAK-071 Scopolamine-Induced Cognitive Impairment Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Scopolamine",
          "type": "DRUG"
        },
        {
          "name": "TAK-071",
          "type": "DRUG"
        },
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Scopolamine Placebo",
          "type": "DRUG"
        },
        {
          "name": "TAK-071 Placebo",
          "type": "DRUG"
        },
        {
          "name": "Donepezil Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2016-11-21",
      "completion_date": "2017-08-08",
      "has_results": true,
      "last_update_posted_date": "2019-06-14",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02918266"
    },
    {
      "nct_id": "NCT02330653",
      "title": "Fecal Microbiota Transplant (FMT) in Pediatric Active Ulcerative Colitis and Pediatric Active Crohn's Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Inflammatory Bowel Diseases",
        "Ulcerative Colitis",
        "Crohn Disease"
      ],
      "interventions": [
        {
          "name": "Fecal Microbiota Transplant (FMT)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stacy A. Kahn",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "5 Years to 30 Years"
      },
      "enrollment_count": 15,
      "start_date": "2015-11",
      "completion_date": "2019-04-08",
      "has_results": true,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02330653"
    },
    {
      "nct_id": "NCT00357994",
      "title": "Study of Efficacy, Safety and Tolerability of Levodopa-Carbidopa Intestinal Gel in Levodopa-Responsive Parkinson's Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advanced Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Levodopa carbidopa intestinal gel (LCIG)",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "DRUG"
        },
        {
          "name": "Levodopa carbidopa (LC) oral encapsulated immediate release (IR) tablets",
          "type": "DRUG"
        },
        {
          "name": "Placebo (PBO) oral capsules",
          "type": "DRUG"
        },
        {
          "name": "CADD-Legacy® 1400 ambulatory infusion pump",
          "type": "DEVICE"
        },
        {
          "name": "PEG tube",
          "type": "DEVICE"
        },
        {
          "name": "J-tube",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "AbbVie (prior sponsor, Abbott)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2009-01",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2015-01-16",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Englewood, Colorado • Washington D.C., District of Columbia + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00357994"
    },
    {
      "nct_id": "NCT00994396",
      "title": "Vitamin D to Improve Glucose Metabolism and Reduce Inflammation in Obese Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Glucose Intolerance",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Vitamin D 3 cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "9 Years to 19 Years"
      },
      "enrollment_count": 44,
      "start_date": "2009-11",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2016-10-06",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00994396"
    },
    {
      "nct_id": "NCT02179788",
      "title": "Metformin to Augment Low Milk Supply (MALMS) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Low Milk Supply",
        "Pre-diabetes",
        "Insulin Resistance",
        "Suppressed Lactation"
      ],
      "interventions": [
        {
          "name": "Standard care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "20 Years and older · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2014-06",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02179788"
    },
    {
      "nct_id": "NCT04187144",
      "title": "Comparative Study to Evaluate Efficacy and Safety of Gepotidacin to Nitrofurantoin in Treatment of Uncomplicated Urinary Tract Infection (UTI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Tract Infections"
      ],
      "interventions": [
        {
          "name": "Gepotidacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching nitrofurantoin",
          "type": "DRUG"
        },
        {
          "name": "Nitrofurantoin",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching gepotidacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "12 Years and older · Female only"
      },
      "enrollment_count": 1606,
      "start_date": "2020-04-23",
      "completion_date": "2022-12-01",
      "has_results": true,
      "last_update_posted_date": "2023-07-18",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 79,
      "location_summary": "Birmingham, Alabama • Homewood, Alabama • Huntsville, Alabama + 66 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04187144"
    },
    {
      "nct_id": "NCT01153009",
      "title": "Safety and Efficacy of Vortioxetine (Lu AA21004) in Adults With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Vortioxetine",
          "type": "DRUG"
        },
        {
          "name": "Duloxetine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "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": 614,
      "start_date": "2010-06",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-12-18",
      "last_synced_at": "2026-09-07T03:39:51.069Z",
      "location_count": 56,
      "location_summary": "Beverly Hills, California • Chino, California • Garden Grove, California + 53 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Chino",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01153009"
    },
    {
      "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": "2026-09-07T03:39:51.069Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02391571"
    }
  ]
}