{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Early+Stage+Prostate+Cancer",
    "query": {
      "condition": "Early Stage Prostate Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 65,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Early+Stage+Prostate+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:44:01.521Z",
  "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": "NCT00002703",
      "title": "Radiation Therapy in Treating Patients With Stage I or Stage II Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "high-LET heavy ion therapy",
          "type": "RADIATION"
        },
        {
          "name": "low-LET photon therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Proton Radiation Oncology Group",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 390,
      "start_date": "1996-01",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2013-11-06",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 2,
      "location_summary": "Loma Linda, California • Boston, Massachusetts",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002703"
    },
    {
      "nct_id": "NCT00028769",
      "title": "S0032, Combination Chemotherapy Plus Hormone Therapy in Treating Patients With Metastatic Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "bicalutamide",
          "type": "DRUG"
        },
        {
          "name": "estramustine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "flutamide",
          "type": "DRUG"
        },
        {
          "name": "goserelin",
          "type": "DRUG"
        },
        {
          "name": "leuprolide",
          "type": "DRUG"
        },
        {
          "name": "nilutamide",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 41,
      "start_date": "2001-12",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2013-07-16",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 91,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 60 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00028769"
    },
    {
      "nct_id": "NCT01045109",
      "title": "Vitamin D3 Supplementation in Participants Diagnosed With Early-Stage Prostate Cancer Who Decide to Undergo Active Surveillance Treatment Regimen.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "18 Years to 90 Years · Male only"
      },
      "enrollment_count": 52,
      "start_date": "2007-10",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01045109"
    },
    {
      "nct_id": "NCT01594593",
      "title": "Acceptance-Based Treatment for Prostate Cancer Distress",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Early Stage Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Acceptance and Commitment Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Veterans Medical Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "18 Years to 80 Years · Male only"
      },
      "enrollment_count": 24,
      "start_date": "2011-03",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2012-11-19",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01594593"
    },
    {
      "nct_id": "NCT00969202",
      "title": "Stereotactic Hypofractionated Radiosurgery for Early Stage Prostate Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery using the Novalis Tx",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "San Diego Radiosurgery",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "MALE",
        "summary": "18 Years to 99 Years · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2009-08",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2015-11-18",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Escondido, California",
      "locations": [
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00969202"
    },
    {
      "nct_id": "NCT00585962",
      "title": "Proton Beam Radiation Therapy for Early Stage Adenocarcinoma of the Prostate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Proton Beam 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": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 57,
      "start_date": "2004-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2017-09-05",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00585962"
    },
    {
      "nct_id": "NCT00830635",
      "title": "Multimedia Educational Program for Patients With Early-Stage Prostate Cancer or Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Depression",
        "Long-term Effects of Cancer Treatment",
        "Prostate Cancer",
        "Psychosocial Effects of Cancer and Its Treatment"
      ],
      "interventions": [
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "informational intervention",
          "type": "OTHER"
        },
        {
          "name": "internet-based intervention",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1800,
      "start_date": "2008-09",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-06-16",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • New York, New York • Seattle, Washington",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00830635"
    },
    {
      "nct_id": "NCT00905086",
      "title": "Psychosocial Adjustment After Radiation Therapy in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cognitive/Functional Effects",
        "Colorectal Cancer",
        "Lung Cancer",
        "Prostate Cancer",
        "Psychosocial Effects of Cancer and Its Treatment"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "cognitive assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive 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": 80,
      "start_date": "2008-08",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2015-09-30",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00905086"
    },
    {
      "nct_id": "NCT01434342",
      "title": "Feasibility of Delivering a Quitline Based Smoking Cessation Intervention in Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Lung Cancer",
        "Tobacco Use Disorder",
        "Breast Cancer",
        "Colorectal Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement Patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 146,
      "start_date": "2011-10-01",
      "completion_date": "2015-01-01",
      "has_results": true,
      "last_update_posted_date": "2021-09-28",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01434342"
    },
    {
      "nct_id": "NCT04011410",
      "title": "Hydroxychloroquine to Increase Tumor Suppressor PAR-4 Levels in Oligometastatic Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer Recurrent"
      ],
      "interventions": [
        {
          "name": "Hydroxychloroquine Sulfate 200Mg Tab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Patrick Hensley",
      "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": 20,
      "start_date": "2019-12-03",
      "completion_date": "2024-03-08",
      "has_results": true,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-05-22T09:44:01.521Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04011410"
    }
  ]
}