{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRS&page=65",
    "query": {
      "intervention": "MRS",
      "page": 65
    },
    "page_size": 10
  },
  "pagination": {
    "page": 65,
    "page_size": 10,
    "total_count": 1917,
    "total_pages": 192,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRS&page=66&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRS&page=64&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-03T22:57:27.450Z",
  "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": "NCT05770531",
      "title": "Circulating Tumor DNA to Guide Changes in Standard of Care Chemotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic HER2-Negative Breast Carcinoma",
        "Metastatic Triple-Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Sacituzumab Govitecan",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "Vanderbilt-Ingram 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": 160,
      "start_date": "2023-10-03",
      "completion_date": "2028-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05770531"
    },
    {
      "nct_id": "NCT03573986",
      "title": "Pilot Study of 18F-FMISO PET/CT and MRI Imaging to Explore Tissue Hypoxia and Arteriovenous Shunting in Subjects With Recurrent Glioblastoma Before and After Bevacizumab Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Glioblastoma"
      ],
      "interventions": [
        {
          "name": "[18F]fluoromisonidazole",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "positron emission tomography (PET/CT).",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2018-04-18",
      "completion_date": "2020-01-14",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03573986"
    },
    {
      "nct_id": "NCT07892027",
      "title": "Natalizumab for the Prevention of ICANS in Patients With Recurrent or Refractory Diffuse Large B-Cell Lymphoma or Mantle Cell Lymphoma Receiving CAR T-Cell Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Mantle Cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Axicabtagene Ciloleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Brexucabtagene Autoleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Natalizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "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": 26,
      "start_date": "2026-11-01",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-23",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07892027"
    },
    {
      "nct_id": "NCT05075980",
      "title": "Intensity Modulated Proton or X-Ray Therapy After Surgery for Treatment of Head and Neck Cancer, the HEADLIGHT Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Carcinoma",
        "Head and Neck Carcinoma of Unknown Primary",
        "Hypopharyngeal Carcinoma",
        "Laryngeal Carcinoma",
        "Metastatic Malignant Neoplasm in the Lymph Nodes",
        "Nasal Cavity Carcinoma",
        "Oral Cavity Carcinoma",
        "Oropharyngeal Carcinoma",
        "Paranasal Sinus Carcinoma",
        "Salivary Gland Carcinoma",
        "Cutaneous Squamous Cell Carcinoma of the Head and Neck",
        "Locally Advanced Cutaneous Squamous Cell Carcinoma of the Head and Neck"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Intensity-Modulated Proton Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 174,
      "start_date": "2022-02-16",
      "completion_date": "2031-03-05",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 9,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Jacksonville, Florida + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Mankato",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05075980"
    },
    {
      "nct_id": "NCT07050186",
      "title": "Cemiplimab for the Treatment of Incurable Metastatic or Unresectable NUT Carcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic NUT Carcinoma",
        "Unresectable NUT Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cemiplimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Digital Photography",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2025-08-15",
      "completion_date": "2035-11-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07050186"
    },
    {
      "nct_id": "NCT06320405",
      "title": "Axatilimab in Combination With Retifanlimab and Paclitaxel for the Treatment of Patients With Advanced or Metastatic Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Recurrent Malignant Solid Neoplasm",
        "Refractory Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Axatilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Retifanlimab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2024-05-21",
      "completion_date": "2029-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06320405"
    },
    {
      "nct_id": "NCT04550494",
      "title": "Measuring the Effects of Talazoparib in Patients With Advanced Cancer and DNA Repair Variations",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Castration-Resistant Prostate Carcinoma",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "HER2-Positive Breast Carcinoma",
        "Locally Advanced Breast Carcinoma",
        "Locally Advanced Gastric Carcinoma",
        "Locally Advanced Malignant Solid Neoplasm",
        "Locally Advanced Ovarian Carcinoma",
        "Locally Advanced Pancreatic Carcinoma",
        "Locally Advanced Prostate Carcinoma",
        "Metastatic Breast Carcinoma",
        "Metastatic Gastric Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Ovarian Carcinoma",
        "Metastatic Pancreatic Carcinoma",
        "Metastatic Prostate Carcinoma",
        "Platinum-Sensitive Ovarian Carcinoma",
        "Recurrent Breast Carcinoma",
        "Recurrent Gastric Carcinoma",
        "Recurrent Ovarian Carcinoma",
        "Recurrent Pancreatic Carcinoma",
        "Recurrent Prostate Carcinoma",
        "Stage II Pancreatic Cancer AJCC v8",
        "Stage III Ovarian Cancer AJCC v8",
        "Stage III Pancreatic Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8",
        "Stage IV Ovarian Cancer AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8",
        "Stage IV Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Talazoparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2021-04-26",
      "completion_date": "2027-07-27",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 4,
      "location_summary": "Gainesville, Florida • Bethesda, Maryland • Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04550494"
    },
    {
      "nct_id": "NCT01301235",
      "title": "Defining 31Phosphorous Magnetic Resonance Spectroscopy Characteristics in Patients With Mitochondrial Myopathy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mitochondrial Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2011-02",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2012-04-30",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01301235"
    },
    {
      "nct_id": "NCT00004138",
      "title": "Positron Emission Tomography for Detecting Non-small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "positron emission tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "radionuclide imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "fludeoxyglucose F 18",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 303,
      "start_date": "1999-09",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2016-07-13",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 23,
      "location_summary": "Los Angeles, California • San Francisco, California • Clearwater, Florida + 17 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Lakeland",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004138"
    },
    {
      "nct_id": "NCT01712815",
      "title": "PET/CT in Evaluating Response to Chemotherapy in Patients With Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "Recurrent Breast Cancer",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "fluorine F 18-clevudine",
          "type": "RADIATION"
        },
        {
          "name": "positron emission tomography/computed tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "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": 12,
      "start_date": "2013-11-22",
      "completion_date": "2022-11-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-11-03T22:57:27.450Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01712815"
    }
  ]
}