{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=8",
    "query": {
      "intervention": "Proton beam radiation therapy.",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "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=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Proton+beam+radiation+therapy.&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T12:07:20.191Z",
  "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": "NCT03286335",
      "title": "Local Control, Quality of Life and Toxicities in Adults With Benign or Indolent Brain Tumors Undergoing Proton Radiation Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Proton Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "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": 100,
      "start_date": "2018-09-26",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03286335"
    },
    {
      "nct_id": "NCT05627635",
      "title": "FOLFOX and Bevacizumab in Combination With Botensilimab and Balstilimab (3B-FOLFOX) for the Treatment of Microsatellite Stable (MSS) Metastatic Colorectal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colon Adenocarcinoma",
        "Metastatic Colorectal Adenocarcinoma",
        "Metastatic Microsatellite Stable Colorectal Carcinoma",
        "Metastatic Rectal Adenocarcinoma",
        "Stage IV Colon Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IV Rectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Balstilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Botensilimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "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": 20,
      "start_date": "2023-05-03",
      "completion_date": "2027-06-16",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05627635"
    },
    {
      "nct_id": "NCT03109262",
      "title": "Yttrium-90 (Y90) Glass Microspheres PET/CT in Imaging Patients With Liver Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Malignant Liver Neoplasm"
      ],
      "interventions": [
        {
          "name": "Computed Tomography (CT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "PROCEDURE"
        },
        {
          "name": "90-Yttrium (Y-90) Glass Microspheres",
          "type": "DEVICE"
        },
        {
          "name": "Technetium 99mTc albumin aggregated (99mTc-MAA)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Single-photon emission computerized tomography (SPECT) scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2017-02-15",
      "completion_date": "2021-02-28",
      "has_results": true,
      "last_update_posted_date": "2022-01-10",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03109262"
    },
    {
      "nct_id": "NCT04984525",
      "title": "Safety and Tolerability of SYNB1934 in Healthy Adult Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "SYNB1934",
          "type": "DRUG"
        },
        {
          "name": "SYNB1618",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Synlogic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 106,
      "start_date": "2021-07-02",
      "completion_date": "2021-12-10",
      "has_results": false,
      "last_update_posted_date": "2022-05-18",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "High Point, North Carolina",
      "locations": [
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04984525"
    },
    {
      "nct_id": "NCT03453489",
      "title": "AMT-PET in Monitoring Telotristat Etiprate Treatment in Participants With MetastaticNeuroendocrine Neoplasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Carcinoid Syndrome",
        "Metastatic Nonfunctional Well Differentiated Neuroendocrine Neoplasm"
      ],
      "interventions": [
        {
          "name": "Carbon C 11 Alpha-methyltryptophan",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Telotristat Etiprate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Barbara Ann Karmanos 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": 4,
      "start_date": "2018-06-20",
      "completion_date": "2020-10-15",
      "has_results": true,
      "last_update_posted_date": "2025-04-10",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03453489"
    },
    {
      "nct_id": "NCT03448458",
      "title": "Gallium Ga 68-DOTATATE PET/CT in Diagnosing Patients With Metastatic Castration Resistant Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostate Carcinoma",
        "Metastatic Prostate Carcinoma",
        "Stage IV Prostate Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "CT (Computed Tomography)",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68-DOTATATE",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Emory 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": 17,
      "start_date": "2018-02-22",
      "completion_date": "2023-02-06",
      "has_results": true,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03448458"
    },
    {
      "nct_id": "NCT02663206",
      "title": "Peroral Endoscopic Myotomy Versus Botulinum Toxin Injection in Spastic Esophageal Disorders",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Esophageal Achalasia",
        "Esophageal Spasm, Diffuse",
        "Esophageal Motility Disorders"
      ],
      "interventions": [
        {
          "name": "peroral endoscopic myotomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Botulinum toxin injection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-09",
      "completion_date": "2020-07",
      "has_results": false,
      "last_update_posted_date": "2018-01-12",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02663206"
    },
    {
      "nct_id": "NCT04488016",
      "title": "A Study to Evaluate Relative Bioavailability, Proton Pump Inhibitor (PPI) (Rabeprazole) Effect, Food Effect and Particle Size Effect of New Acalabrutinib Tablet in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bioavailability",
        "B-cell Lymphoid Cancer"
      ],
      "interventions": [
        {
          "name": "Treatment A- Part 1",
          "type": "DRUG"
        },
        {
          "name": "Treatment B- Part 1",
          "type": "DRUG"
        },
        {
          "name": "Treatment C - Part 1",
          "type": "DRUG"
        },
        {
          "name": "Treatment D- Part 1",
          "type": "DRUG"
        },
        {
          "name": "Treatment A-Part 2",
          "type": "DRUG"
        },
        {
          "name": "Treatment B - Part 2",
          "type": "DRUG"
        },
        {
          "name": "Treatment C - Part 2",
          "type": "DRUG"
        },
        {
          "name": "Treatment D - Part 2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 54,
      "start_date": "2020-06-24",
      "completion_date": "2021-01-20",
      "has_results": false,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04488016"
    },
    {
      "nct_id": "NCT06342284",
      "title": "Patient-Generated Health Data Collection During Chemoradiotherapy for Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thoracic Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Beam Radiation with or without concurrent chemotherapy",
          "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": 40,
      "start_date": "2024-03-22",
      "completion_date": "2031-03-21",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06342284"
    },
    {
      "nct_id": "NCT01944644",
      "title": "Low Field Magnetic Stimulation for Treatment Resistant Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Active Low Field Magnetic Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Sham Low Field Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 66,
      "start_date": "2013-08",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2018-09-17",
      "last_synced_at": "2026-10-13T12:07:20.191Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01944644"
    }
  ]
}