{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=23",
    "query": {
      "intervention": "Proton beam radiation therapy.",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 855,
    "total_pages": 86,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T12:26:14.676Z",
  "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": "NCT01076231",
      "title": "Proton Beam Radiation Therapy and Chemotherapy in Treating Patients With Stage III Non-Small Cell Lung Cancer That Can Be Removed By Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Stage IIIA Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "proton beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE"
      ],
      "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": 34,
      "start_date": "2010-01",
      "completion_date": "2018-05-24",
      "has_results": true,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01076231"
    },
    {
      "nct_id": "NCT02488070",
      "title": "68Ga-PSMA PET/CT or PET/MRI in Evaluating Patients With Recurrent Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68-labeled PSMA Ligand Glu-urea-Lys(Ahx)",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2015-06",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2018-03-20",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02488070"
    },
    {
      "nct_id": "NCT06488001",
      "title": "Preoperative Use of Pantoprazole for Prevention of Post Operative Nausea and Vomiting in Gynecologic Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "pantoprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "United States Naval Medical Center, Portsmouth",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 79 Years · Female only"
      },
      "enrollment_count": 132,
      "start_date": "2022-08-26",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 1,
      "location_summary": "Portsmouth, Virginia",
      "locations": [
        {
          "city": "Portsmouth",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06488001"
    },
    {
      "nct_id": "NCT00713037",
      "title": "Hypoxia-positron Emission Tomography (PET) and Intensity Modulated Proton Therapy (IMPT) Dose Painting in Patients With Chordomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chordoma"
      ],
      "interventions": [
        {
          "name": "Fluoromisonidazole-PET/CT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 20,
      "start_date": "2008-06",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2017-02-03",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00713037"
    },
    {
      "nct_id": "NCT05507541",
      "title": "TTI-622 in Combination With Pembrolizumab for the Treatment of Relapsed or Refractory Diffuse Large B-Cell Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent ALK Positive Large B-Cell Lymphoma",
        "Recurrent B-Cell Non-Hodgkin Lymphoma",
        "Recurrent Diffuse Large B-Cell Lymphoma Associated With Chronic Inflammation",
        "Recurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent EBV-Positive Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent Grade 3b Follicular Lymphoma",
        "Recurrent High Grade B-Cell Lymphoma",
        "Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements",
        "Recurrent High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Recurrent High Grade B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent Intravascular Large B-Cell Lymphoma",
        "Recurrent Primary Cutaneous Diffuse Large B-Cell Lymphoma, Leg Type",
        "Recurrent Primary Mediastinal (Thymic) Large B-Cell Lymphoma",
        "Recurrent T-Cell/Histiocyte-Rich Large B-Cell Lymphoma",
        "Refractory ALK Positive Large B-Cell Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma Associated With Chronic Inflammation",
        "Refractory Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory EBV-Positive Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory Grade 3b Follicular Lymphoma",
        "Refractory High Grade B-Cell Lymphoma",
        "Refractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements",
        "Refractory High Grade B-Cell Lymphoma With MYC, BCL2, and BCL6 Rearrangements",
        "Refractory High Grade B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory Intravascular Large B-Cell Lymphoma",
        "Refractory Primary Cutaneous Diffuse Large B-Cell Lymphoma, Leg Type",
        "Refractory Primary Mediastinal Large B-Cell Lymphoma",
        "Refractory T-Cell/Histiocyte-Rich Large B-Cell Lymphoma",
        "Recurrent Gray Zone Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Ontorpacept",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Maplirpacept",
          "type": "DRUG"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 10,
      "start_date": "2023-04-19",
      "completion_date": "2027-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 2,
      "location_summary": "Iowa City, Iowa • Rochester, Minnesota",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05507541"
    },
    {
      "nct_id": "NCT06495125",
      "title": "Defactinib, Avutometinib and Nivolumab for the Treatment of Anti-PD1 Refractory LKB1-Mutant Advanced Non-Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Lung Adenocarcinoma",
        "Refractory Lung Adenocarcinoma",
        "Stage III Lung Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Avutometinib",
          "type": "DRUG"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Defactinib",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-07-31",
      "completion_date": "2029-09-17",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06495125"
    },
    {
      "nct_id": "NCT04805788",
      "title": "Stereotactic Body Proton Radiotherapy for the Treatment of Liver Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Hepatocellular Carcinoma",
        "Stage I Hepatocellular Carcinoma AJCC v8",
        "Stage II Hepatocellular Carcinoma AJCC v8",
        "Stage III Hepatocellular Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Proton Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 9,
      "start_date": "2021-08-24",
      "completion_date": "2025-01-28",
      "has_results": false,
      "last_update_posted_date": "2025-12-31",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04805788"
    },
    {
      "nct_id": "NCT00171418",
      "title": "Assessment of the Effects of Tegaserod in the Management of Gastroesophageal Reflux Disease (GERD) in Patients With Incomplete Response to Proton Pump Inhibitors (PPIs).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease (GERD)"
      ],
      "interventions": [
        {
          "name": "Tegaserod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2003-06",
      "completion_date": "2005-02",
      "has_results": false,
      "last_update_posted_date": "2008-01-28",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 2,
      "location_summary": "Metairie, Louisiana • Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00171418"
    },
    {
      "nct_id": "NCT05917301",
      "title": "Pre-operative Hypofractionated Proton Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "hypofractionation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2024-04-18",
      "completion_date": "2032-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05917301"
    },
    {
      "nct_id": "NCT06624371",
      "title": "Atovaquone Combined With Radiation in Children With Malignant Brain Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "High-grade Glioma",
        "Medulloblastoma",
        "Diffuse Intrinsic Pontine Glioma",
        "Diffuse Midline Glioma, H3 K27M-Mutant"
      ],
      "interventions": [
        {
          "name": "Atovaquone",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "2 Years to 25 Years"
      },
      "enrollment_count": 18,
      "start_date": "2025-03-28",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-15T12:26:14.676Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06624371"
    }
  ]
}