{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=4",
    "query": {
      "intervention": "Crossover",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 4589,
    "total_pages": 459,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T10:30:07.707Z",
  "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": "NCT02722083",
      "title": "Exploratory Study for Allergy Relief Onset",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rhinitis, Allergic"
      ],
      "interventions": [
        {
          "name": "Chlorpheniramine maleate (BAY X002134)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 1,
      "start_date": "2016-05-07",
      "completion_date": "2016-07-13",
      "has_results": false,
      "last_update_posted_date": "2018-12-12",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Germantown, Tennessee",
      "locations": [
        {
          "city": "Germantown",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02722083"
    },
    {
      "nct_id": "NCT01985802",
      "title": "Pacing in First-degree AV-block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "First-degree AV-block",
        "Pacing"
      ],
      "interventions": [
        {
          "name": "Pacing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2015-12",
      "completion_date": "2017-10-26",
      "has_results": false,
      "last_update_posted_date": "2017-11-30",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01985802"
    },
    {
      "nct_id": "NCT01581866",
      "title": "Bioequivalence Study of Ziprasidone HCL Capsules, 20 mg Under Fasting 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": 56,
      "start_date": "2004-11",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2012-04-20",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581866"
    },
    {
      "nct_id": "NCT06803602",
      "title": "HIFEM Technology for Post-Radical Prostatectomy and Post-Holmium Laser Prostate Surgery",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Holmium Laser Prostate Surgery",
        "Radical Prostatectomy"
      ],
      "interventions": [
        {
          "name": "EMSELLA®",
          "type": "DEVICE"
        },
        {
          "name": "Sham Comparator Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "MALE",
        "summary": "18 Years to 100 Years · Male only"
      },
      "enrollment_count": 2100,
      "start_date": "2025-07-01",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2025-12-24",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06803602"
    },
    {
      "nct_id": "NCT02745353",
      "title": "Naloxegol in Cancer Opioid-Induced Constipation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "naloxegol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Joseph Ma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2016-05",
      "completion_date": "2017-06-22",
      "has_results": true,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02745353"
    },
    {
      "nct_id": "NCT06524674",
      "title": "Clinical Study to Compare the Effect of an Oral Rehydration Solution on the Rate of Absorption of Functional Ingredients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Absorption",
        "Pharmacokinetic"
      ],
      "interventions": [
        {
          "name": "Hydration Multiplier + Energy",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Hydration Multiplier + Sleep",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Energy Comp",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sleep Comp",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Liquid I.V.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 37,
      "start_date": "2023-10-01",
      "completion_date": "2024-05-31",
      "has_results": false,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Raritan, New Jersey",
      "locations": [
        {
          "city": "Raritan",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06524674"
    },
    {
      "nct_id": "NCT00413790",
      "title": "Pharmacologic Effects of Darifenacin and Tolterodine on Cardiovascular Parameters in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Darifenacin",
          "type": "DRUG"
        },
        {
          "name": "Tolterodine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 162,
      "start_date": "2006-11",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2008-01-15",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 12,
      "location_summary": "Scottsdale, Arizona • Tempe, Arizona • San Diego, California + 9 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00413790"
    },
    {
      "nct_id": "NCT03985410",
      "title": "Study Evaluating the Effect of ETX2514 on Cardiac Repolarization in Healthy Male or Female Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acinetobacter Baumannii-calcoaceticus Complex Infections"
      ],
      "interventions": [
        {
          "name": "ETX2514",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Entasis Therapeutics",
      "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": 32,
      "start_date": "2019-05-23",
      "completion_date": "2019-07-24",
      "has_results": false,
      "last_update_posted_date": "2019-08-30",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03985410"
    },
    {
      "nct_id": "NCT03396250",
      "title": "A Pharmacokinetic Trial of Naproxen Sodium and Diphenhydramine Hydrochloride Soft Capsules Versus Naproxen Sodium and Diphenhydramine Hydrochloride Tablets in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Naproxen sodium and diphenhydramine hydrochloride soft capsules",
          "type": "DRUG"
        },
        {
          "name": "Naproxen sodium and diphenhydramine hydrochloride coated tablets (Aleve, PMBAY98-7111)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 36,
      "start_date": "2018-02-12",
      "completion_date": "2018-03-29",
      "has_results": false,
      "last_update_posted_date": "2019-03-20",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03396250"
    },
    {
      "nct_id": "NCT00377234",
      "title": "A Study Comparing Monthly Boniva (Ibandronate) and Weekly Risedronate in Women With Post-Menopausal Osteoporosis.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post Menopausal Osteoporosis"
      ],
      "interventions": [
        {
          "name": "Risedronate",
          "type": "DRUG"
        },
        {
          "name": "ibandronate [Bonviva/Boniva]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "55 Years to 80 Years · Female only"
      },
      "enrollment_count": 356,
      "start_date": "2006-05",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2016-08-01",
      "last_synced_at": "2026-10-23T10:30:07.707Z",
      "location_count": 48,
      "location_summary": "Birmingham, Alabama • Mesa, Arizona • Scottsdale, Arizona + 42 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00377234"
    }
  ]
}