{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Within-subjects+%28placebo%29&page=2",
    "query": {
      "intervention": "Within-subjects (placebo)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 238,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Within-subjects+%28placebo%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Within-subjects+%28placebo%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T21:35:14.560Z",
  "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": "NCT01986920",
      "title": "Study of Safety, Tolerability and Effectiveness of A-101 in Subjects With Seborrheic Keratosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Seborrheic Keratosis (SK)"
      ],
      "interventions": [
        {
          "name": "A-101 25%",
          "type": "DRUG"
        },
        {
          "name": "A-101 32.5%",
          "type": "DRUG"
        },
        {
          "name": "A-101 40%",
          "type": "DRUG"
        },
        {
          "name": "A-101 Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aclaris Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2013-10-22",
      "completion_date": "2014-02-25",
      "has_results": true,
      "last_update_posted_date": "2018-12-11",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01986920"
    },
    {
      "nct_id": "NCT04088630",
      "title": "Fingolimod as a Treatment of Cerebral Edema After Intracerebral Hemorrhage",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Intracerebral Hemorrhage",
        "Cerebral Edema",
        "Stroke Hemorrhagic",
        "Intracerebral Hemorrhage, Hypertensive",
        "Intracerebral Hemorrhage Intraparenchymal"
      ],
      "interventions": [
        {
          "name": "Fingolimod",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Open-label Fingolimod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 28,
      "start_date": "2020-08-07",
      "completion_date": "2024-06-05",
      "has_results": true,
      "last_update_posted_date": "2025-01-23",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04088630"
    },
    {
      "nct_id": "NCT03613649",
      "title": "Thorough QT/QTC (TQT) Clinical Trial to Evaluate the Effect of Zoliflodacin on Cardiac Repolarization in Healthy Male and Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Electrocardiogram Repolarisation Abnormality",
        "Gonococcal Infection"
      ],
      "interventions": [
        {
          "name": "AZD0914",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 72,
      "start_date": "2018-09-25",
      "completion_date": "2019-01-02",
      "has_results": true,
      "last_update_posted_date": "2020-03-27",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03613649"
    },
    {
      "nct_id": "NCT01591668",
      "title": "A Study Evaluating GS-9620 in Treatment Naive Subjects With Chronic Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Single Ascending Dose Cohorts GS-9620",
          "type": "DRUG"
        },
        {
          "name": "Multiple Ascending Dose Cohorts GS-9620",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "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": 51,
      "start_date": "2012-03",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-08-13",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 10,
      "location_summary": "Little Rock, Arkansas • DeLand, Florida • Orlando, Florida + 7 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Berlin",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01591668"
    },
    {
      "nct_id": "NCT04062123",
      "title": "Memory & Conditioning Under Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anesthesia",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Dexmedetomidine",
          "type": "DRUG"
        },
        {
          "name": "Propofol",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl",
          "type": "DRUG"
        },
        {
          "name": "Peripheral Nerve Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Keith M Vogt",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 92,
      "start_date": "2020-07-30",
      "completion_date": "2024-04-22",
      "has_results": true,
      "last_update_posted_date": "2025-04-18",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04062123"
    },
    {
      "nct_id": "NCT02271854",
      "title": "A Within-subject Study to Evaluate the Efficacy and Safety of Diclofenac Sodium Topical Gel 1% Compared to Placebo in Subjects Experiencing Delayed Onset Muscle Soreness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Muscle Soreness"
      ],
      "interventions": [
        {
          "name": "Diclofenac sodium gel 1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 102,
      "start_date": "2014-10",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-04-05",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02271854"
    },
    {
      "nct_id": "NCT01819922",
      "title": "Effect Of Single-Dose PF-05175157 On Metabolic And Cardiopulmonary Parameters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-05175157",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 12,
      "start_date": "2013-04",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2016-05-02",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01819922"
    },
    {
      "nct_id": "NCT00586482",
      "title": "Pilot Study: Preoperative Nicotine Lozenges",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine Lozenge",
          "type": "DRUG"
        },
        {
          "name": "Placebo Lozenge",
          "type": "DRUG"
        },
        {
          "name": "Abstinence Advisement",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2006-08",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2014-12-22",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00586482"
    },
    {
      "nct_id": "NCT01894165",
      "title": "Phase 1 Single Dose Study of ALXN1101 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Molybdenum Cofactor Deficiency (MoCD)",
        "Rare Autosomal Recessive Disorder",
        "Deficiency of Activity of Molybdenum-dependent Enzymes (Sulfite Oxidase [SOX], Xanthine Dehydrogenase, and Aldehyde Oxidase)"
      ],
      "interventions": [
        {
          "name": "ALXN1101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Origin Biosciences",
      "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": 24,
      "start_date": "2013-06",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2019-03-19",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01894165"
    },
    {
      "nct_id": "NCT01657760",
      "title": "Citalopram Effects on Craving and Dopamine Receptor Availability in Alcoholics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "citalopram",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 31,
      "start_date": "2014-05-01",
      "completion_date": "2017-09-01",
      "has_results": true,
      "last_update_posted_date": "2019-07-23",
      "last_synced_at": "2026-10-04T21:35:14.560Z",
      "location_count": 1,
      "location_summary": "West Los Angeles, California",
      "locations": [
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01657760"
    }
  ]
}