{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pencil+Beam+Scanning",
    "query": {
      "intervention": "Pencil Beam Scanning"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 23,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pencil+Beam+Scanning&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T10:54:33.862Z",
  "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": "NCT03323463",
      "title": "Major De-escalation to 30 Gy for Select Human Papillomavirus Associated Oropharyngeal Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HPV-Associated Oropharyngeal Squamous Cell Carcinoma",
        "Squamous Cell Carcinoma of the Neck"
      ],
      "interventions": [
        {
          "name": "F-FMISO PET/CT Scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "30 Gy over 3 weeks",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "5Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Proton Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 316,
      "start_date": "2017-10-16",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 10,
      "location_summary": "Hartford, Connecticut • Miami, Florida • Basking Ridge, New Jersey + 7 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03323463"
    },
    {
      "nct_id": "NCT05121545",
      "title": "Proton Pencil Beam Scanning GRID for Treatment of Bulky Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sarcoma",
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Pro-GRID",
          "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": 11,
      "start_date": "2022-04-06",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "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/NCT05121545"
    },
    {
      "nct_id": "NCT03940248",
      "title": "Proton Accelerated Partial Breast Irradiation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Accelerated Partial Breast Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2020-07-01",
      "completion_date": "2021-07-08",
      "has_results": false,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03940248"
    },
    {
      "nct_id": "NCT07215910",
      "title": "Testing Addition of an Anti-cancer Drug, Vorasidenib to Temozolomide, After Radiation for Advanced Brain Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Astrocytoma, IDH-Mutant, Grade 3"
      ],
      "interventions": [
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Volume Modulated Arc Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Pencil Beam Scanning",
          "type": "RADIATION"
        },
        {
          "name": "Intensity-Modulated Proton Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Vorasidenib",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 408,
      "start_date": "2026-06-24",
      "completion_date": "2040-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 121,
      "location_summary": "Bakersfield, California • Duarte, California • Irvine, California + 96 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07215910"
    },
    {
      "nct_id": "NCT06183268",
      "title": "Evaluation of Radiobiological Effects in Skin Toxicities Head and Neck Cancer Patients With PBS Proton Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Squamous Cell Carcinoma",
        "Head and Neck Carcinoma"
      ],
      "interventions": [
        {
          "name": "Spot Delete",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Covenant Health 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": 100,
      "start_date": "2023-12-13",
      "completion_date": "2030-01-02",
      "has_results": false,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06183268"
    },
    {
      "nct_id": "NCT04486755",
      "title": "Hypofractionated Accelerated Pelvic Nodal Radiotherapy (GCC 2048)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "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": 18,
      "start_date": "2020-11-19",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04486755"
    },
    {
      "nct_id": "NCT04158141",
      "title": "Testing the Addition of Targeted Radiation Therapy to Surgery and the Usual Chemotherapy Treatment (Pemetrexed and Cisplatin [or Carboplatin]) for Stage I-IIIA Malignant Pleural Mesothelioma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pleural Biphasic Mesothelioma",
        "Pleural Epithelioid Mesothelioma",
        "Stage I Pleural Malignant Mesothelioma AJCC v8",
        "Stage IA Pleural Malignant Mesothelioma AJCC v8",
        "Stage IB Pleural Malignant Mesothelioma AJCC v8",
        "Stage II Pleural Malignant Mesothelioma AJCC v8",
        "Stage IIIA Pleural Malignant Mesothelioma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Decortication",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Pemetrexed Disodium",
          "type": "DRUG"
        },
        {
          "name": "Pencil beam scanning proton therapy",
          "type": "RADIATION"
        },
        {
          "name": "Pleurectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "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": 16,
      "start_date": "2020-01-29",
      "completion_date": "2023-11-20",
      "has_results": true,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 12,
      "location_summary": "Coral Gables, Florida • Chicago, Illinois • Rochester, Minnesota + 7 more",
      "locations": [
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04158141"
    },
    {
      "nct_id": "NCT02783690",
      "title": "A Trial of 15 Fraction vs 25 Fraction Pencil Beam Scanning Proton Radiotherapy After Mastectomy in Patients Requiring Regional Nodal Irradiation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Hypofractionation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "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": 88,
      "start_date": "2016-05-18",
      "completion_date": "2023-11-18",
      "has_results": true,
      "last_update_posted_date": "2025-12-04",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02783690"
    },
    {
      "nct_id": "NCT03274414",
      "title": "A Clinical Trial of Endoscopic Surgery Followed by Chemotherapy and Proton Radiation for the Treatment of Tumors in the Sinus and Nasal Passages",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Paranasal Sinus Cancer",
        "Nasal Cavity Tumor",
        "Nasal Cavity Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Adjuvant Proton Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Endoscopic Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "cisplatin and etoposide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 3,
      "start_date": "2017-09-01",
      "completion_date": "2023-01-13",
      "has_results": true,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 5,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 2 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Harrison",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03274414"
    },
    {
      "nct_id": "NCT06006806",
      "title": "Evaluation of Radiobiological Effects in Skin Toxicities for Breast Cancer Patients With Pencil Beam Scanning Proton Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Cancer Stage II",
        "Breast Cancer Stage III",
        "Breast Cancer Stage I"
      ],
      "interventions": [
        {
          "name": "Pencil Beam Scanning Proton Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Covenant Health 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": 100,
      "start_date": "2023-07-07",
      "completion_date": "2030-07-07",
      "has_results": false,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-09-04T10:54:33.862Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06006806"
    }
  ]
}