{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Rectal+Biopsy&page=2",
    "query": {
      "intervention": "Rectal Biopsy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 87,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Rectal+Biopsy&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Rectal+Biopsy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:02:18.946Z",
  "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": "NCT03472963",
      "title": "Body Compartment Pharmacokinetics of Anti- Retroviral Agents That May be Used for Future HIV Post- Exposure Prophylaxis.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Single dose of Genvoya® and a single 800 mg dose of Darunavir®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "MALE",
        "summary": "18 Years to 49 Years · Male only"
      },
      "enrollment_count": 35,
      "start_date": "2018-04-27",
      "completion_date": "2019-03-29",
      "has_results": false,
      "last_update_posted_date": "2020-08-28",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03472963"
    },
    {
      "nct_id": "NCT00449137",
      "title": "Arsenic Trioxide, Fluorouracil, and Leucovorin in Treating Patients With Stage IV Colorectal Cancer That Has Relapsed or Not Responded to Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Arsenic trioxide",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin calcium",
          "type": "DRUG"
        },
        {
          "name": "Plasma levels of elemental arsenic",
          "type": "OTHER"
        },
        {
          "name": "Peripheral Blood Mononuclear Cells (PBMC) for mRNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "Tumor Biopsy (Fine-Needle Aspiration)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "GENETIC",
        "PROCEDURE"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 13,
      "start_date": "2005-06",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2016-12-15",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00449137"
    },
    {
      "nct_id": "NCT05313191",
      "title": "Prospective Evaluation of Pencil Beam Scanning Proton Therapy for Previously Irradiated Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "CNS Cancer",
        "Head and Neck Cancer",
        "GI Cancer",
        "Gynecologic Cancer",
        "Prostate Cancer",
        "Thoracic Cancer",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pencil Beam Scanning Proton Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "The New York Proton Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1800,
      "start_date": "2022-01-24",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05313191"
    },
    {
      "nct_id": "NCT00082147",
      "title": "Magnetic Resonance Imaging to Locate and Characterize Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "18 Years to 90 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2004-04-29",
      "completion_date": "2018-06-11",
      "has_results": false,
      "last_update_posted_date": "2018-06-13",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00082147"
    },
    {
      "nct_id": "NCT04130776",
      "title": "4Kscore Using Serum Stored Uncentrifuged",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Measurement of four prostate-specific kallikreins for the 4Kscore Test when serum stored uncentrifuged",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "OPKO Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "40 Years to 80 Years · Male only"
      },
      "enrollment_count": 64,
      "start_date": "2017-10-04",
      "completion_date": "2018-10-31",
      "has_results": false,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04130776"
    },
    {
      "nct_id": "NCT02017509",
      "title": "Immunoscore in Rectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer of the Rectum",
        "Neoplasms, Rectal",
        "Rectal Cancer",
        "Rectal Tumors",
        "Rectal Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Diagnostic Biopsy and Surgical Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Intravoxel incoherent motion MRI (IVIM)",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Contrast Enhanced MRI (DCE-MRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "RNA gene expression analysis",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "GENETIC"
      ],
      "sponsor": "Providence Health & Services",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2014-01-24",
      "completion_date": "2018-07-17",
      "has_results": false,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02017509"
    },
    {
      "nct_id": "NCT04039217",
      "title": "Antiretroviral Therapy (ART) Persistence in Different Body Compartments in HIV Negative MSM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ART",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Biktarvy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "MALE",
        "summary": "18 Years to 49 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2019-09-30",
      "completion_date": "2020-08-28",
      "has_results": true,
      "last_update_posted_date": "2022-02-22",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04039217"
    },
    {
      "nct_id": "NCT00774436",
      "title": "Study of Focal Cryoablation in Low-Risk Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "focal cryotherapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "21 Years and older · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2008-10-14",
      "completion_date": "2019-07-23",
      "has_results": false,
      "last_update_posted_date": "2019-07-29",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00774436"
    },
    {
      "nct_id": "NCT06780787",
      "title": "FOLFOX, Botensilimab, and Balstilimab for the Treatment of Localized Rectal Cancer Before Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rectal Adenocarcinoma",
        "Stage IIA Rectal Cancer AJCC v8",
        "Stage III Rectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Balstilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Botensilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Digital Rectal Examination",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopic Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Sigmoidoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2025-05-20",
      "completion_date": "2027-11-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06780787"
    },
    {
      "nct_id": "NCT05610852",
      "title": "Single-Port Transvesical Partial Prostatectomy Versus High Intensity Focused Ultrasound",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Transvesical Single Port Robotic Partial Prostatectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "High-intensity focused ultrasound (HIFU)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "19 Years and older · Male only"
      },
      "enrollment_count": 276,
      "start_date": "2024-01-01",
      "completion_date": "2028-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-10-04T00:02:18.946Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05610852"
    }
  ]
}