{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=22",
    "query": {
      "intervention": "Crossover",
      "page": 22
    },
    "page_size": 10
  },
  "pagination": {
    "page": 22,
    "page_size": 10,
    "total_count": 4589,
    "total_pages": 459,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=23&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=21&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T06:16:39.236Z",
  "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": "NCT03953820",
      "title": "Diazepam Buccal Film (DBF) - Diastat Rectal Gel (DRG) Crossover Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "Diazepam Buccal Film",
          "type": "DRUG"
        },
        {
          "name": "Diastat® Rectal Gel (Valeant Pharmaceuticals USA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aquestive Therapeutics",
      "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": 31,
      "start_date": "2019-04-13",
      "completion_date": "2019-07-31",
      "has_results": true,
      "last_update_posted_date": "2020-08-18",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • Orlando, Florida • Winter Park, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03953820"
    },
    {
      "nct_id": "NCT07119073",
      "title": "In-clinic Crossover Study in Subjects With Two Treatments (Fed vs Fasted)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers in Fed and Fasted State"
      ],
      "interventions": [
        {
          "name": "Dexmethylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cingulate Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 25,
      "start_date": "2024-10-31",
      "completion_date": "2024-12-27",
      "has_results": false,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07119073"
    },
    {
      "nct_id": "NCT03882723",
      "title": "Noninvasive Ventilation Masks Carbon Dioxide Clearance in Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "CO2 Clearance",
        "Mask Comfort",
        "Rebreathing Exhaled Gas"
      ],
      "interventions": [
        {
          "name": "Evaluated 4 masks used for NIV with mechanical ventilators",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2018-03-30",
      "completion_date": "2019-08-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03882723"
    },
    {
      "nct_id": "NCT04652479",
      "title": "Avexitide Safety and Efficacy to Treat Acquired Hyperinsulinemic Hypoglycemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acquired Hyperinsulinemic Hypoglycemia"
      ],
      "interventions": [
        {
          "name": "Avexitide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dr. Tracey McLaughlin, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2021-06-21",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-09",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04652479"
    },
    {
      "nct_id": "NCT01581879",
      "title": "Bioequivalence Study of Ziprasidone HCL Capsules, 20 mg of Dr. Reddy's Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ziprasidone Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dr. Reddy's Laboratories Limited",
      "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": 38,
      "start_date": "2004-11",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2012-04-20",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581879"
    },
    {
      "nct_id": "NCT07314359",
      "title": "Rapid Effects of a Biofield Patch on Antioxidant Status and Cellular Energy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Antioxidant Status"
      ],
      "interventions": [
        {
          "name": "Active dermal patch",
          "type": "OTHER"
        },
        {
          "name": "Placebo dermal patch",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Natural Immune Systems Inc",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 12,
      "start_date": "2025-12-04",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-02",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Klamath Falls, Oregon",
      "locations": [
        {
          "city": "Klamath Falls",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07314359"
    },
    {
      "nct_id": "NCT04419779",
      "title": "Evaluation of the Efficacy and Safety of DMR Using the Revita® in Subjects With Inadequately Controlled Type 2 Diabetes",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Duodenal Mucosal Resurfacing (DMR)",
          "type": "DEVICE"
        },
        {
          "name": "Duodenal Mucosal Resurfacing (Sham)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Fractyl Health Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 320,
      "start_date": "2021-03-08",
      "completion_date": "2026-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-13",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 51,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Los Angeles, California + 39 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04419779"
    },
    {
      "nct_id": "NCT00004996",
      "title": "Comparison of Immune Response in Normal Volunteers and Patients With Helminth Infections",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Helminthiasis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 90,
      "start_date": "2000-03-20",
      "completion_date": "2015-04-22",
      "has_results": false,
      "last_update_posted_date": "2019-12-12",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004996"
    },
    {
      "nct_id": "NCT01914796",
      "title": "A Phase I Trial to Investigate the Safety and Tolerability of PF-06412562",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-06412562",
          "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": 39,
      "start_date": "2013-08",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-05-23",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01914796"
    },
    {
      "nct_id": "NCT03827642",
      "title": "A Study to Compare Bioavailability of Naloxone Nasal Spray, Naloxone Hydrochloride (HCl) Intravenous (IV) and Intramuscular Injection (IM) in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "Treatment A: Naloxone Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Treatment B: Naloxone Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Treatment C: Naloxone HCl Intravenous (IV) Injection",
          "type": "DRUG"
        },
        {
          "name": "Treatment D: Naloxone HCl Intramuscular (IM) Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "INSYS 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": 24,
      "start_date": "2018-04-23",
      "completion_date": "2018-05-06",
      "has_results": false,
      "last_update_posted_date": "2019-02-01",
      "last_synced_at": "2026-10-26T06:16:39.236Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03827642"
    }
  ]
}