{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prophylactic+Cranial+Irradiation+%28PCI%29",
    "query": {
      "intervention": "Prophylactic Cranial Irradiation (PCI)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 20,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prophylactic+Cranial+Irradiation+%28PCI%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T10:38:11.432Z",
  "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": "NCT02014545",
      "title": "Evaluation of Lucanthone to Whole Brain Radiation Therapy in Patients With Brain Metastases From Non-Small Cell Lung Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Metastases",
        "Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Lucanthone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2016-01",
      "completion_date": "2017-11-29",
      "has_results": false,
      "last_update_posted_date": "2018-07-05",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02014545"
    },
    {
      "nct_id": "NCT01055197",
      "title": "Radiation Therapy in Treating Patients With Extensive Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Prophylactic Cranial Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2010-03",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2018-12-12",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 108,
      "location_summary": "Tucson, Arizona • Fresno, California • Sacramento, California + 87 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01055197"
    },
    {
      "nct_id": "NCT00048997",
      "title": "Radiation Therapy in Preventing Central Nervous System (CNS) Metastases in Patients With Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 356,
      "start_date": "2002-09",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2018-06-08",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Chicago, Illinois + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lewiston",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048997"
    },
    {
      "nct_id": "NCT00003281",
      "title": "Topotecan and Paclitaxel in Treating Patients With Recurrent or Refractory Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 84,
      "start_date": "1998-04",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2016-07-13",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 18,
      "location_summary": "Scottsdale, Arizona • Peoria, Illinois • Urbana, Illinois + 15 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Cedar Rapids",
          "state": "Iowa"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003281"
    },
    {
      "nct_id": "NCT01797159",
      "title": "Hippocampal Prophylactic Cranial Irradiation for Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Small-cell Lung Cancer",
        "SCLC",
        "Small Cell Lung Cancer Limited Stage"
      ],
      "interventions": [
        {
          "name": "Hippocampal-sparing Prophylactic Cranial Irradiation",
          "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": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-03-11",
      "completion_date": "2019-03-18",
      "has_results": true,
      "last_update_posted_date": "2021-10-18",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01797159"
    },
    {
      "nct_id": "NCT00756639",
      "title": "Prophylactic Cranial Irradiation (PCI) for Small Cell Carcinoma of the Urothelium",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Prophylactic Cranial Irradiation (PCI)",
          "type": "RADIATION"
        },
        {
          "name": "Brain X-ray",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 31,
      "start_date": "2008-07-21",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00756639"
    },
    {
      "nct_id": "NCT00057746",
      "title": "Brain Irradiation in Treating Patients With Limited-Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Prophylactic cranial irradiation, 2.5 Gy fx",
          "type": "RADIATION"
        },
        {
          "name": "Prophylactic cranial irradiation, 2.0 Gy fx",
          "type": "RADIATION"
        },
        {
          "name": "Prophylactic cranial irradiation, 1.5 Gy fx",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 265,
      "start_date": "2003-02",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2016-05-25",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 217,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 160 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Springdale",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00057746"
    },
    {
      "nct_id": "NCT04155034",
      "title": "S1827 (MAVERICK) Testing Whether the Use of Brain Scans Alone Instead of Brain Scans Plus Preventive Brain Radiation Affects Lifespan in Patients With Small Cell Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Extensive Stage Lung Small Cell Carcinoma",
        "Limited Stage Lung Small Cell Carcinoma",
        "Lung Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Prophylactic Cranial Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 668,
      "start_date": "2020-05-04",
      "completion_date": "2029-11-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 428,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 328 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04155034"
    },
    {
      "nct_id": "NCT04624204",
      "title": "Placebo-controlled, Study of Concurrent Chemoradiation Therapy With Pembrolizumab Followed by Pembrolizumab and Olaparib in Newly Diagnosed Treatment-Naïve Limited-Stage Small Cell Lung Cancer (LS-SCLC) (MK 7339-013/KEYLYNK-013)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab 200 mg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pembrolizumab 400 mg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pembrolizumab placebo (saline)",
          "type": "DRUG"
        },
        {
          "name": "Olaparib 300 mg BID",
          "type": "DRUG"
        },
        {
          "name": "Olaparib matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Etoposide 100 mg/m^2",
          "type": "DRUG"
        },
        {
          "name": "Platinum, investigator's choice",
          "type": "DRUG"
        },
        {
          "name": "Standard Thoracic Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Prophylactic Cranial Irradiation (PCI)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 672,
      "start_date": "2020-12-08",
      "completion_date": "2027-11-15",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 35,
      "location_summary": "Chandler, Arizona • Loma Linda, California • Washington D.C., District of Columbia + 29 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04624204"
    },
    {
      "nct_id": "NCT00006344",
      "title": "Radiation Therapy in Preventing Brain Metastases in Patients With Small Cell Lung Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "0 Years to 120 Years"
      },
      "enrollment_count": 0,
      "start_date": "2000-05",
      "completion_date": "2000-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-04T10:38:11.432Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006344"
    }
  ]
}