{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=34",
    "query": {
      "intervention": "Crossover",
      "page": 34
    },
    "page_size": 10
  },
  "pagination": {
    "page": 34,
    "page_size": 10,
    "total_count": 4592,
    "total_pages": 460,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=35&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Crossover&page=33&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T22:56:06.266Z",
  "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": "NCT03602976",
      "title": "Ursodeoxycholic Acid (UDCA) for Hepatic Sarcoidosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatic Sarcoidosis, Elevated Alkaline Phosphatase"
      ],
      "interventions": [
        {
          "name": "Ursodeoxycholic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ethan Weinberg",
      "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": "2018-08-20",
      "completion_date": "2022-01-12",
      "has_results": true,
      "last_update_posted_date": "2023-06-07",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03602976"
    },
    {
      "nct_id": "NCT00602524",
      "title": "Bioequivalency Study of 7.5 mg Pilocarpine Tablets Under Fasting Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dry Mouth"
      ],
      "interventions": [
        {
          "name": "Pilocarpine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "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": "2004-08",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00602524"
    },
    {
      "nct_id": "NCT03566524",
      "title": "Study of Arginine and Nitric Oxide in Patients With Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketosis Prone Diabetes"
      ],
      "interventions": [
        {
          "name": "Citrulline",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Alanine",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2018-07-01",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-29",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03566524"
    },
    {
      "nct_id": "NCT07854223",
      "title": "Effects of Pre-Run Nutritional Supplements During a Fixed-Pace 5 km Treadmill Run",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise Physiology",
        "Nutritional Supplementation"
      ],
      "interventions": [
        {
          "name": "Caffeine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "L-Citrulline",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Exogenous Ketone (Beta-Hydroxybutyrate)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "St. Louis 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": 20,
      "start_date": "2026-10",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07854223"
    },
    {
      "nct_id": "NCT07477223",
      "title": "Beef Versus Whey Protein: The Gut Showdown Self-Experiment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Digestion"
      ],
      "interventions": [
        {
          "name": "Beef protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Chocolate whey protein",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Efforia, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-02-06",
      "completion_date": "2026-06-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-28",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07477223"
    },
    {
      "nct_id": "NCT01518920",
      "title": "A Study Of The Effects Of PF-04958242 In Subjects With Age-Related Hearing Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "PF-04958242",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 44,
      "start_date": "2011-12",
      "completion_date": "2013-02",
      "has_results": false,
      "last_update_posted_date": "2019-11-21",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 11,
      "location_summary": "Anaheim, California • New Haven, Connecticut • South Miami, Florida + 2 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01518920"
    },
    {
      "nct_id": "NCT02106923",
      "title": "Relative Bioavailability of 2 Fixed Dose Combinations of Empagliflozin/Metformin Extended Release (XR) Compared With Single Tablets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "1 tablet Empagliflozin/2 tablets Metformin XR",
          "type": "DRUG"
        },
        {
          "name": "10 mg Empagliflozin/1000 mg Metformin XR",
          "type": "DRUG"
        },
        {
          "name": "1 tablet 10 mg Empagliflozin/3 tablets Metformin XR",
          "type": "DRUG"
        },
        {
          "name": "2 tablets 5 mg Empagliflozin/750 Metformin XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "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": 72,
      "start_date": "2014-04",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2017-03-09",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02106923"
    },
    {
      "nct_id": "NCT06365723",
      "title": "Effects of Walking in Greenspace and the Built Environment in Adults With Prediabetes: A Randomized Crossover Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes",
        "Heart Rate Variability (HRV)",
        "Stress and Anxiety",
        "Stress Biomarkers"
      ],
      "interventions": [
        {
          "name": "Nature-based Walking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Built-environment/Commercial Walking",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "25 Years to 64 Years"
      },
      "enrollment_count": 216,
      "start_date": "2024-06-06",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 3,
      "location_summary": "Lake Forest, Illinois • Winfield, Illinois • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Lake Forest",
          "state": "Illinois"
        },
        {
          "city": "Winfield",
          "state": "Illinois"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06365723"
    },
    {
      "nct_id": "NCT06849596",
      "title": "Manual T-piece Versus Ventilator Positive Pressure Ventilation During Resuscitation of Extremely Premature Neonates",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neonatal Resuscitation",
        "Apnea Neonatal"
      ],
      "interventions": [
        {
          "name": "Ventilator derived positive pressure ventilation - V-PPV",
          "type": "DEVICE"
        },
        {
          "name": "T-piece resuscitator (TPR)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Michelle Baczynski",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Weeks",
        "maximum_age": "29 Weeks",
        "sex": "ALL",
        "summary": "25 Weeks to 29 Weeks"
      },
      "enrollment_count": 780,
      "start_date": "2025-12-01",
      "completion_date": "2029-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06849596"
    },
    {
      "nct_id": "NCT06508762",
      "title": "A Study to Evaluate the Relative Bioavailability and Food Effect of a New Tablet Formulation of VX-993",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "VX-993",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "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": 24,
      "start_date": "2024-07-26",
      "completion_date": "2024-09-10",
      "has_results": false,
      "last_update_posted_date": "2024-10-10",
      "last_synced_at": "2026-10-27T22:56:06.266Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06508762"
    }
  ]
}