{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=29",
    "query": {
      "intervention": "Crossover",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 4590,
    "total_pages": 459,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T01:09:55.979Z",
  "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": "NCT07693543",
      "title": "Nicotinamide Riboside Supplementation in Chronic Kidney Disease",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Nicotinamide Riboside (NR)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Matched Placebo (Capsules)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2026-10-01",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07693543"
    },
    {
      "nct_id": "NCT07543276",
      "title": "Pharmacokinetic (PK) Evaluation of Nalmefene Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid Overdose"
      ],
      "interventions": [
        {
          "name": "Nalmefene + 0.94% MgCl2",
          "type": "DRUG"
        },
        {
          "name": "Nalmefene Hydrochloride Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Knoa Pharma LLC",
      "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": 13,
      "start_date": "2026-02-06",
      "completion_date": "2026-04-03",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07543276"
    },
    {
      "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": "2026-10-27T01:09:55.979Z",
      "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": "NCT03092232",
      "title": "Single Dose Study to Assess the Safety, Tolerability and Pharmacokinetics(PK) of PF-06865571",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-06865571",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 17,
      "start_date": "2017-03-16",
      "completion_date": "2017-07-17",
      "has_results": false,
      "last_update_posted_date": "2017-08-14",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03092232"
    },
    {
      "nct_id": "NCT02059499",
      "title": "Imiquimod, Fluorouracil, or Observation in Treating HIV-Positive Patients With High-Grade Anal Squamous Skin Lesions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anal Intraepithelial Neoplasia",
        "High-grade Squamous Intraepithelial Lesion",
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "imiquimod",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2015-12-28",
      "completion_date": "2024-05-02",
      "has_results": true,
      "last_update_posted_date": "2025-07-23",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • San Francisco, California • Atlanta, Georgia + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02059499"
    },
    {
      "nct_id": "NCT06738199",
      "title": "Glycoprotein Matrix-Bound Iron Improves Iron Absorption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Evaluation of Bioavailability of Supplemental Forms of Iron"
      ],
      "interventions": [
        {
          "name": "dietary iron supplementation",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Mary Hardin-Baylor",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 17,
      "start_date": "2024-02-01",
      "completion_date": "2024-04-22",
      "has_results": false,
      "last_update_posted_date": "2024-12-17",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 1,
      "location_summary": "Belton, Texas",
      "locations": [
        {
          "city": "Belton",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06738199"
    },
    {
      "nct_id": "NCT06222099",
      "title": "The HEARTFELT Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Chronic Heart Failure"
      ],
      "interventions": [
        {
          "name": "Heartfelt Device installed",
          "type": "DEVICE"
        },
        {
          "name": "Standard care",
          "type": "OTHER"
        },
        {
          "name": "Heartfelt-guided care",
          "type": "DEVICE"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Heartfelt Technologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 1500,
      "start_date": "2025-10-23",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 3,
      "location_summary": "Little Rock, Arkansas • Hackensack, New Jersey • Bala-Cynwyd, Pennsylvania",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "Bala-Cynwyd",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06222099"
    },
    {
      "nct_id": "NCT00559052",
      "title": "An Open-Label Study to Evaluate the Intraduodenal Delivery of Enzymes From Administration of VIOKASE16 in Exocrine Pancreatic Insufficiency (EPI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Exocrine Pancreatic Insufficiency"
      ],
      "interventions": [
        {
          "name": "VIOKASE 16",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Axcan Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2008-03",
      "completion_date": "2009-02",
      "has_results": false,
      "last_update_posted_date": "2010-02-11",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Mayo Clinic- Rochester, Minnesota",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Mayo Clinic- Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559052"
    },
    {
      "nct_id": "NCT07093008",
      "title": "Comparing the Availability of AQ280 in the Body After Single Oral Doses of a Capsule Formulation Versus a Tablet for Oral Suspension Formulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "AQ280 Capsule",
          "type": "DRUG"
        },
        {
          "name": "AQ280 Tablet for Oral Suspension",
          "type": "DRUG"
        },
        {
          "name": "Placebo Capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo Tablet for Oral Suspension",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AQILION AB",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 9,
      "start_date": "2025-06-13",
      "completion_date": "2025-07-22",
      "has_results": true,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07093008"
    },
    {
      "nct_id": "NCT00666263",
      "title": "Study of the Effectiveness of Intravenous Immune Globulin (10%) for the Treatment of Multifocal Motor Neuropathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multifocal Motor Neuropathy"
      ],
      "interventions": [
        {
          "name": "Immune Globulin Intravenous (human), 10%",
          "type": "BIOLOGICAL"
        },
        {
          "name": "0.25% human albumin solution (Placebo)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2008-08-22",
      "completion_date": "2011-08-11",
      "has_results": true,
      "last_update_posted_date": "2021-05-19",
      "last_synced_at": "2026-10-27T01:09:55.979Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • Stanford, California • Centennial, Colorado + 9 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666263"
    }
  ]
}