{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?nctId=NCT00638898",
    "query": {
      "nctId": "NCT00638898"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T06:29:37.706Z",
  "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": "NCT00638898",
      "title": "Busulfan, Melphalan, Topotecan Hydrochloride, and a Stem Cell Transplant in Treating Patients With Newly Diagnosed or Relapsed Solid Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor",
        "Adult Central Nervous System Germ Cell Tumor",
        "Adult Rhabdomyosarcoma",
        "Childhood Central Nervous System Germ Cell Tumor",
        "Childhood Soft Tissue Sarcoma",
        "Ewing Sarcoma",
        "Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Ovarian Mixed Germ Cell Tumor",
        "Previously Untreated Childhood Rhabdomyosarcoma",
        "Recurrent Adult Brain Tumor",
        "Recurrent Adult Soft Tissue Sarcoma",
        "Recurrent Childhood Brain Stem Glioma",
        "Recurrent Childhood Cerebellar Astrocytoma",
        "Recurrent Childhood Cerebral Astrocytoma",
        "Recurrent Childhood Ependymoma",
        "Recurrent Childhood Malignant Germ Cell Tumor",
        "Recurrent Childhood Medulloblastoma",
        "Recurrent Childhood Pineoblastoma",
        "Recurrent Childhood Supratentorial Primitive Neuroectodermal Tumor",
        "Recurrent Childhood Visual Pathway and Hypothalamic Glioma",
        "Recurrent Childhood Visual Pathway Glioma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Extragonadal Germ Cell Tumor",
        "Recurrent Extragonadal Non-seminomatous Germ Cell Tumor",
        "Recurrent Malignant Testicular Germ Cell Tumor",
        "Recurrent Neuroblastoma",
        "Recurrent Ovarian Germ Cell Tumor",
        "Recurrent Wilms Tumor and Other Childhood Kidney Tumors",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "topotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "autologous hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "6 Months to 40 Years"
      },
      "enrollment_count": 25,
      "start_date": "2007-02-26",
      "completion_date": "2024-12-10",
      "has_results": false,
      "last_update_posted_date": "2025-03-20",
      "last_synced_at": "2026-09-16T06:29:37.706Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638898"
    }
  ]
}