{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=48",
    "query": {
      "intervention": "Contrast",
      "page": 48
    },
    "page_size": 10
  },
  "pagination": {
    "page": 48,
    "page_size": 10,
    "total_count": 1450,
    "total_pages": 145,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=49&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=47&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T16:27:13.094Z",
  "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": "NCT00520416",
      "title": "Prospective, Non-Randomized Evaluation of Carbon Dioxide Gas as a Contrast Agent in Comparison With Iodinated Contrast in Endovascular Aneurysm Repair",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carbon Dioxide",
        "Endovascular Abdominal Aortic Aneurym Repair",
        "Prospective",
        "Angiogram"
      ],
      "interventions": [
        {
          "name": "Carbon dioxide angiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "2006-10",
      "completion_date": "2008-07-20",
      "has_results": false,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00520416"
    },
    {
      "nct_id": "NCT05487885",
      "title": "Anhedonia, Development, and Emotions: Phenotyping and Therapeutics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Anhedonia"
      ],
      "interventions": [
        {
          "name": "Continuous theta burst stimulation (cTBS)",
          "type": "DEVICE"
        },
        {
          "name": "Positive Affect Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ketamine Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Erika Forbes",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "15 Years to 25 Years"
      },
      "enrollment_count": 123,
      "start_date": "2022-07-22",
      "completion_date": "2025-06-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05487885"
    },
    {
      "nct_id": "NCT02102243",
      "title": "Neural Mechanism of Aldosterone-induced Insulin Resistance",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "DEFINITY® infusion",
          "type": "DRUG"
        },
        {
          "name": "Human Recombinant Regular Insulin infusion",
          "type": "DRUG"
        },
        {
          "name": "Dextrose infusion",
          "type": "DRUG"
        },
        {
          "name": "Flow mediated vasodilation",
          "type": "PROCEDURE"
        },
        {
          "name": "Endothelial cell collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Microvascular perfusion assessment using Definity",
          "type": "PROCEDURE"
        },
        {
          "name": "Microneurography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Wanpen Vongpatanasin",
      "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": 0,
      "start_date": "2010-11",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2023-03-15",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02102243"
    },
    {
      "nct_id": "NCT02956291",
      "title": "Multi-Parametric Quantitative MR Imaging in Evaluation of Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Magnetic Resonance Fingerprinting",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2017-02-15",
      "completion_date": "2025-04-17",
      "has_results": true,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02956291"
    },
    {
      "nct_id": "NCT06709521",
      "title": "Optimization of Beta-lactam Dosing in Critically Ill Patients With Cystatin C (OPTIMIZE-GNI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bacterial Infection"
      ],
      "interventions": [
        {
          "name": "Iohexol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 161,
      "start_date": "2025-02-12",
      "completion_date": "2026-07-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 10,
      "location_summary": "Torrance, California • Detroit, Michigan • Royal Oak, Michigan + 6 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Royal Oak",
          "state": "Michigan"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06709521"
    },
    {
      "nct_id": "NCT03607552",
      "title": "Non-contrast DWI for Supplemental Screening",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Non-contrast DWI",
          "type": "DEVICE"
        },
        {
          "name": "Non-contrast MRI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 269,
      "start_date": "2018-07-16",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon • Seattle, Washington",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03607552"
    },
    {
      "nct_id": "NCT07809932",
      "title": "Breast Artery Calcification (BAC) and Female Cardiovascular Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Health Risk Communication",
        "Cardiovascular (CV) Risk",
        "Cardiovascular Disease Prevention"
      ],
      "interventions": [
        {
          "name": "Cardiac CT Scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bloodwork",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "55 Years to 65 Years · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2026-07-31",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Manhasset, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07809932"
    },
    {
      "nct_id": "NCT01179555",
      "title": "Confronting Unequal Eye Care in Pennsylvania",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Retinopathy",
        "Diabetes Mellitus, Type 2",
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Behavioral Activation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Supportive Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 206,
      "start_date": "2010-10",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 3,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01179555"
    },
    {
      "nct_id": "NCT06105749",
      "title": "Biennial CEM in Women With a Personal History of Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Neoplasms",
        "Breast Cancer Female",
        "Neoplasms"
      ],
      "interventions": [
        {
          "name": "contrast-enhanced mammography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wendie Berg",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 79 Years · Female only"
      },
      "enrollment_count": 1600,
      "start_date": "2023-11-08",
      "completion_date": "2031-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 6,
      "location_summary": "Bethel Park, Pennsylvania • Cranberry Township, Pennsylvania • Monroeville, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Bethel Park",
          "state": "Pennsylvania"
        },
        {
          "city": "Cranberry Township",
          "state": "Pennsylvania"
        },
        {
          "city": "Monroeville",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06105749"
    },
    {
      "nct_id": "NCT04537026",
      "title": "Sterile Amniotic Fluid Filtrate Epidural Injection.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lumbar Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Amniotic Fluid Allograft",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone sodium phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2021-06-16",
      "completion_date": "2025-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-25T16:27:13.094Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04537026"
    }
  ]
}