{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Preoperative",
    "query": {
      "condition": "Preoperative"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1043,
    "total_pages": 105,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Preoperative&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T11:54:02.460Z",
  "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": "NCT03956095",
      "title": "Study of Nutritional Supplement Shakes in People About to Receive Their Debulking Surgery for Ovarian Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Debulking Surgery for Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Ensure Surgery Immunonutrition Shake supplements",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Daily Food Intake form",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 23,
      "start_date": "2019-05-16",
      "completion_date": "2025-12-19",
      "has_results": false,
      "last_update_posted_date": "2025-12-30",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 8,
      "location_summary": "Miami, Florida • Basking Ridge, New Jersey • Middletown, New Jersey + 5 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03956095"
    },
    {
      "nct_id": "NCT01189071",
      "title": "Preoperative Use of Darifenacin (Enablex) to Alleviate Postoperative Ureteral Stent Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overactive Bladder",
        "Renal Colic",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Darifenacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2009-08",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2016-11-21",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01189071"
    },
    {
      "nct_id": "NCT02180867",
      "title": "Radiation Therapy With or Without Combination Chemotherapy or Pazopanib Before Surgery in Treating Patients With Newly Diagnosed Non-rhabdomyosarcoma Soft Tissue Sarcomas That Can Be Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Alveolar Soft Part Sarcoma",
        "Angiomatoid Fibrous Histiocytoma",
        "Atypical Fibroxanthoma",
        "Clear Cell Sarcoma of Soft Tissue",
        "Epithelioid Malignant Peripheral Nerve Sheath Tumor",
        "Epithelioid Sarcoma",
        "Extraskeletal Myxoid Chondrosarcoma",
        "Extraskeletal Osteosarcoma",
        "Fibrohistiocytic Neoplasm",
        "Fibrosarcoma",
        "Inflammatory Myofibroblastic Tumor",
        "Intimal Sarcoma",
        "Leiomyosarcoma",
        "Liposarcoma",
        "Liver Embryonal Sarcoma",
        "Low Grade Fibromyxoid Sarcoma",
        "Low Grade Myofibroblastic Sarcoma",
        "Malignant Peripheral Nerve Sheath Tumor",
        "Malignant Skin Granular Cell Tumor",
        "Malignant Triton Tumor",
        "Mesenchymal Chondrosarcoma",
        "Myxofibrosarcoma",
        "Myxoid Chondrosarcoma",
        "Myxoinflammatory Fibroblastic Sarcoma",
        "Nerve Sheath Neoplasm",
        "PEComa",
        "Pericytic Neoplasm",
        "Plexiform Fibrohistiocytic Tumor",
        "Sclerosing Epithelioid Fibrosarcoma",
        "Skin Glomus Tumor",
        "Stage IB Soft Tissue Sarcoma AJCC v7",
        "Stage IIB Soft Tissue Sarcoma AJCC v7",
        "Stage III Soft Tissue Sarcoma AJCC v7",
        "Stage IV Soft Tissue Sarcoma AJCC v7",
        "Synovial Sarcoma",
        "Undifferentiated High Grade Pleomorphic Sarcoma of Bone"
      ],
      "interventions": [
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "Pazopanib",
          "type": "DRUG"
        },
        {
          "name": "Pazopanib Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 140,
      "start_date": "2014-08-12",
      "completion_date": "2026-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 365,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 240 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02180867"
    },
    {
      "nct_id": "NCT01298011",
      "title": "Study of Gemcitabine and Abraxane to Treat Potentially Operable Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Resectable Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Gemcitabine and Abraxane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pancreatic Cancer Research Team",
      "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": "2011-05",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-06-17",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 4,
      "location_summary": "Scottsdale, Arizona • Grand Rapids, Michigan • Minneapolis, Minnesota + 1 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01298011"
    },
    {
      "nct_id": "NCT06691633",
      "title": "Postoperative Pain and Analgesic Requirements After Preoperative Methadone for Primary TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Knee"
      ],
      "interventions": [
        {
          "name": "Preoperative Methadone",
          "type": "DRUG"
        },
        {
          "name": "Preoperative Oxycodone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "21 Years to 89 Years"
      },
      "enrollment_count": 150,
      "start_date": "2024-02-19",
      "completion_date": "2024-10-18",
      "has_results": false,
      "last_update_posted_date": "2024-11-15",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06691633"
    },
    {
      "nct_id": "NCT06934564",
      "title": "De-Implementation of Low-value Testing in Patients Undergoing Low-Risk Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Lumpectomy",
        "Laparoscopic Cholecystectomy",
        "Inguinal Hernia Repair"
      ],
      "interventions": [
        {
          "name": "Active de-Implementation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2025-04-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06934564"
    },
    {
      "nct_id": "NCT01740648",
      "title": "Trametinib, Fluorouracil, and Radiation Therapy Before Surgery in Treating Patients With Stage II-III Rectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Rectal Cancer",
        "Stage IIA Rectal Cancer",
        "Stage IIB Rectal Cancer",
        "Stage IIC Rectal Cancer",
        "Stage IIIA Rectal Cancer",
        "Stage IIIB Rectal Cancer",
        "Stage IIIC Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "trametinib",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Ohio State University 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": 19,
      "start_date": "2012-11-26",
      "completion_date": "2021-09-29",
      "has_results": false,
      "last_update_posted_date": "2023-09-18",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 4,
      "location_summary": "St Louis, Missouri • Buffalo, New York • Columbus, Ohio + 1 more",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01740648"
    },
    {
      "nct_id": "NCT01852084",
      "title": "Hydrophobic Acrylic Toric IOL Designed to Reduce the Effects of Preoperative Corneal Astigmatism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "enVista® One-Piece Hydrophobic Acrylic Toric IOL",
          "type": "DEVICE"
        },
        {
          "name": "enVista control lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 191,
      "start_date": "2013-03-06",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2020-09-16",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01852084"
    },
    {
      "nct_id": "NCT01803334",
      "title": "Impact of Marking Surgical Incision on Patient's Abdomen",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgical Procedure"
      ],
      "interventions": [
        {
          "name": "Marking abdomen",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AdventHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 89 Years · Female only"
      },
      "enrollment_count": 4,
      "start_date": "2012-06",
      "completion_date": "2013-07-08",
      "has_results": false,
      "last_update_posted_date": "2020-09-30",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01803334"
    },
    {
      "nct_id": "NCT00176800",
      "title": "Chemoradiation and Tetrathiomolybdate (TM) in Patients With Esophageal Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Tetrathiomolybdate (TM)",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Michigan Rogel 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": 69,
      "start_date": "2001-11",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2016-08-22",
      "last_synced_at": "2026-07-24T11:54:02.460Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00176800"
    }
  ]
}