{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+oral+capsules&page=39",
    "query": {
      "intervention": "placebo oral capsules",
      "page": 39
    },
    "page_size": 10
  },
  "pagination": {
    "page": 39,
    "page_size": 10,
    "total_count": 2673,
    "total_pages": 268,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+oral+capsules&page=40&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+oral+capsules&page=38&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T02:07:40.183Z",
  "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": "NCT03568331",
      "title": "Evaluating the Effects of Tradipitant vs. Placebo in Atopic Dermatitis (EPIONE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "Tradipitant",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 375,
      "start_date": "2018-07-09",
      "completion_date": "2019-12-27",
      "has_results": true,
      "last_update_posted_date": "2024-05-13",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 70,
      "location_summary": "Birmingham, Alabama • Tempe, Arizona • Encino, California + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03568331"
    },
    {
      "nct_id": "NCT00751257",
      "title": "N-Acetylcysteine and Smoking Reduction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 33,
      "start_date": "2006-12",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2017-03-23",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00751257"
    },
    {
      "nct_id": "NCT00658762",
      "title": "A 10-week Study Evaluating the Efficacy and Safety of PD 0332334 for the Treatment of Generalized Anxiety Disorder (3)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Generalized Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "PD 0332334",
          "type": "DRUG"
        },
        {
          "name": "paroxetine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "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": 286,
      "start_date": "2008-05",
      "completion_date": "2009-04",
      "has_results": false,
      "last_update_posted_date": "2012-11-16",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 27,
      "location_summary": "Birmingham, Alabama • Glendale, California • Orange, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Temecula",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00658762"
    },
    {
      "nct_id": "NCT03265288",
      "title": "Study of LAU-7b in the Treatment of Cystic Fibrosis in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "LAU-7b",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Laurent Pharmaceuticals Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 166,
      "start_date": "2018-11-05",
      "completion_date": "2021-09-15",
      "has_results": true,
      "last_update_posted_date": "2024-10-09",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 27,
      "location_summary": "Long Beach, California • Los Angeles, California • Sacramento, California + 24 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03265288"
    },
    {
      "nct_id": "NCT02139124",
      "title": "The Efficacy and Safety of PRC-063 in Adult ADHD Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "PRC-063 25 mg",
          "type": "DRUG"
        },
        {
          "name": "PRC-063 45 mg",
          "type": "DRUG"
        },
        {
          "name": "PRC-063 70 mg",
          "type": "DRUG"
        },
        {
          "name": "PRC-063 100 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rhodes Pharmaceuticals, L.P.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 375,
      "start_date": "2014-04",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2019-05-07",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 33,
      "location_summary": "Los Angeles, California • National City, California • Newport Beach, California + 27 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02139124"
    },
    {
      "nct_id": "NCT04603027",
      "title": "A Phase 2 Study Investigating the Effect of EDP1815 in the Treatment of Mild to Moderate Plaque Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriasis",
        "Plaque Psoriasis"
      ],
      "interventions": [
        {
          "name": "EDP1815",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Evelo Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 249,
      "start_date": "2020-09-21",
      "completion_date": "2021-12-06",
      "has_results": true,
      "last_update_posted_date": "2022-12-19",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 8,
      "location_summary": "Santa Rosa, California • Orlando, Florida • St. Petersburg, Florida + 5 more",
      "locations": [
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "The Villages",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04603027"
    },
    {
      "nct_id": "NCT05046561",
      "title": "Study to Reinforce Immunity (STRI) Phase 2 Clinical Trial",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "STRI Formula",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eyecheck, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 598,
      "start_date": "2021-11-04",
      "completion_date": "2023-08",
      "has_results": false,
      "last_update_posted_date": "2022-09-09",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 13,
      "location_summary": "Coral Gables, Florida • Doral, Florida • Medley, Florida + 4 more",
      "locations": [
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Medley",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05046561"
    },
    {
      "nct_id": "NCT04044664",
      "title": "Safety and Efficacy of NYX-783 in Subjects With Post-Traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        },
        {
          "name": "NYX-783",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aptinyx",
      "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": 160,
      "start_date": "2019-01-25",
      "completion_date": "2020-08-05",
      "has_results": true,
      "last_update_posted_date": "2022-05-17",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 37,
      "location_summary": "Tuscaloosa, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 33 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04044664"
    },
    {
      "nct_id": "NCT03467763",
      "title": "Trial of an Intervention to Improve Metformin Persistence and Adherence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Metformin Adverse Reaction",
        "Tolerance"
      ],
      "interventions": [
        {
          "name": "Metformin Extended Release Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 13,
      "start_date": "2018-02-09",
      "completion_date": "2020-08-01",
      "has_results": true,
      "last_update_posted_date": "2020-12-07",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03467763"
    },
    {
      "nct_id": "NCT01656187",
      "title": "Attenuation of Corticosteroid Induced Hippocampal Changes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Organic Memory Impairment"
      ],
      "interventions": [
        {
          "name": "Memantine 10 mg capsule",
          "type": "DRUG"
        },
        {
          "name": "Memantine-matched Placebo capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "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": 46,
      "start_date": "2012-01",
      "completion_date": "2017-01",
      "has_results": true,
      "last_update_posted_date": "2019-03-29",
      "last_synced_at": "2026-10-18T02:07:40.183Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01656187"
    }
  ]
}