{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover",
    "query": {
      "intervention": "Crossover"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4558,
    "total_pages": 456,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T16:26:21.672Z",
  "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": "NCT07487740",
      "title": "A Food Effect Study to Evaluate the Relative Bioavailability of Nalbuphine Extended-Release Tablets (NAL ER) in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "NAL ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Trevi 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": 60,
      "start_date": "2026-02-27",
      "completion_date": "2026-05-19",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07487740"
    },
    {
      "nct_id": "NCT06911242",
      "title": "A Comparison of the Pharmacokinetic Properties of ARN-75039 Tablets With Excipients to Neat ARN-75039 in Hydroxypropyl Methylcellulose (HPMC) Capsules in Healthy Adult Participants Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer",
        "Pharmacokinetics After Oral Intake"
      ],
      "interventions": [
        {
          "name": "ARN-75039",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arisan Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 16,
      "start_date": "2025-02-27",
      "completion_date": "2025-04-21",
      "has_results": true,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Secaucus, New Jersey",
      "locations": [
        {
          "city": "Secaucus",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06911242"
    },
    {
      "nct_id": "NCT02162979",
      "title": "Sildenafil (Viagra) for the Treatment of Dyskinesias in Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "sildenafil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Loma Linda University",
      "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": 2,
      "start_date": "2002-02",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2018-03-30",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02162979"
    },
    {
      "nct_id": "NCT00666796",
      "title": "A Study to Assess the Pharmacodynamic Interaction Between Gabapentin and Ethanol in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Placebo ethanol",
          "type": "DRUG"
        },
        {
          "name": "Ethanol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 20,
      "start_date": "2005-04",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666796"
    },
    {
      "nct_id": "NCT01453023",
      "title": "Inhaled Fluticasone Furoate/Vilanterol Safety and Tolerability, PK and PD Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Furoate/Vilanterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "5 Years to 11 Years"
      },
      "enrollment_count": 26,
      "start_date": "2011-10",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Huntington Beach, California",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01453023"
    },
    {
      "nct_id": "NCT02966340",
      "title": "Repurposing alpha1 Noradrenergic Antagonists for Alcoholism Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Prazosin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 70,
      "start_date": "2016-11-01",
      "completion_date": "2018-03-12",
      "has_results": true,
      "last_update_posted_date": "2019-05-28",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02966340"
    },
    {
      "nct_id": "NCT03679260",
      "title": "Carbohydrate Restricted Diet Intervention for Men on Prostate Cancer Active Surveillance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Carbohydrate restricted diet",
          "type": "OTHER"
        },
        {
          "name": "Non-restricted diet",
          "type": "OTHER"
        },
        {
          "name": "Phone counseling with dietitian",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 22,
      "start_date": "2018-09-25",
      "completion_date": "2023-03-24",
      "has_results": false,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03679260"
    },
    {
      "nct_id": "NCT00993824",
      "title": "Glycemic Effect of Colesevelam HCl (Welchol) in Patients With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "colesevelam HCl",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 21,
      "start_date": "2009-09",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2015-11-30",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00993824"
    },
    {
      "nct_id": "NCT02231879",
      "title": "Plerixafor Versus G-CSF in the Treatment of People With WHIM Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Myelokathexis",
        "Infections",
        "Neutropenia",
        "Warts",
        "Hypogammaglobulinemia"
      ],
      "interventions": [
        {
          "name": "Plerixafor",
          "type": "DRUG"
        },
        {
          "name": "G-CSF",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "10 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2014-10-14",
      "completion_date": "2021-02-24",
      "has_results": true,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02231879"
    },
    {
      "nct_id": "NCT00639379",
      "title": "Comparison of Two Toric Contact Lenses on Current Toric Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ametropia"
      ],
      "interventions": [
        {
          "name": "senofilcon A toric",
          "type": "DEVICE"
        },
        {
          "name": "alphafilcon A toric",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 89,
      "start_date": "2008-02",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2015-05-21",
      "last_synced_at": "2026-09-08T16:26:21.672Z",
      "location_count": 7,
      "location_summary": "Jacksonville, Florida • Orlando, Florida • Morrow, Georgia + 4 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Morrow",
          "state": "Georgia"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Concord",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00639379"
    }
  ]
}