{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=32",
    "query": {
      "intervention": "Crossover",
      "page": 32
    },
    "page_size": 10
  },
  "pagination": {
    "page": 32,
    "page_size": 10,
    "total_count": 4590,
    "total_pages": 459,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=33&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=31&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T12:00:56.711Z",
  "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": "NCT02792829",
      "title": "Crossover Study to Evaluate the Relative Bioavailability and Palatability of a Lenvatinib Suspension Compared to the Capsule Formulation in Adult Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Lenvatinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 60,
      "start_date": "2014-08",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2019-03-14",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792829"
    },
    {
      "nct_id": "NCT03950661",
      "title": "Walking Green: The Effects of Walking in Forested and Urban Areas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mood",
        "Stress",
        "Anxiety",
        "Depression",
        "Obesity",
        "Health Behavior",
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Walking",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 82,
      "start_date": "2016-06-01",
      "completion_date": "2017-12-08",
      "has_results": false,
      "last_update_posted_date": "2023-05-03",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03950661"
    },
    {
      "nct_id": "NCT00773786",
      "title": "Effect of Brovana and Tiotropium in Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Arformoterol (Brovana)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Trinity Health Of New England",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-10",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2019-08-06",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00773786"
    },
    {
      "nct_id": "NCT01231724",
      "title": "Topical Allstate and Nasal Allergen Challenge",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Allstate Nasal Spray",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Nasal Spray",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-11",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2013-06-03",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01231724"
    },
    {
      "nct_id": "NCT00863941",
      "title": "A Relative Bioavailability Study of Bupropion XL 150 mg Tablets Under Fasting Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Abrika Bupropion 150 mg XL Tablet, single dose",
          "type": "DRUG"
        },
        {
          "name": "Wellbutrin XL® 150 mg Tablet, single dose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actavis 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": 28,
      "start_date": "2004-06",
      "completion_date": "2004-07",
      "has_results": false,
      "last_update_posted_date": "2010-08-23",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00863941"
    },
    {
      "nct_id": "NCT03965351",
      "title": "TRPV2 Agonists in the Fontan Circulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fontan"
      ],
      "interventions": [
        {
          "name": "Probenecid",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2017-03-21",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2021-07-09",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03965351"
    },
    {
      "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": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02918266"
    },
    {
      "nct_id": "NCT06983054",
      "title": "DiEtary Sodium Intake Effects on Ertugliflozin-induced Changes in GFR, reNal Oxygenation and Systemic Hemodynamics: the DESIGN Study, a Randomized, Placebo-controlled, Cross-over Study With Ertugliflozin in People With Type 2 Diabetes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "ertugliflozine",
          "type": "DRUG"
        },
        {
          "name": "low salt diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "high salt diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Amsterdam UMC, location VUmc",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 34,
      "start_date": "2023-07-25",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06983054"
    },
    {
      "nct_id": "NCT00602394",
      "title": "Bioequivalency Study of 300 mg Lithium Carbonate Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "38 Years",
        "sex": "ALL",
        "summary": "18 Years to 38 Years"
      },
      "enrollment_count": 30,
      "start_date": "2003-05",
      "completion_date": "2003-05",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00602394"
    },
    {
      "nct_id": "NCT03492697",
      "title": "A Single Dose Crossover Study In Healthy Subjects To Evaluate Different Formulations Of PF-06882961",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "PF-06882961 Immediate Release Tablet",
          "type": "DRUG"
        },
        {
          "name": "PF-06882961 Controlled Release Tablet (long)",
          "type": "DRUG"
        },
        {
          "name": "PF-06882961 Controlled Release Tablet (short)",
          "type": "DRUG"
        },
        {
          "name": "PF-06882961 Immediate Release Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 12,
      "start_date": "2018-04-30",
      "completion_date": "2018-07-18",
      "has_results": false,
      "last_update_posted_date": "2018-07-30",
      "last_synced_at": "2026-10-27T12:00:56.711Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03492697"
    }
  ]
}