{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?nctId=NCT03939481",
    "query": {
      "nctId": "NCT03939481"
    },
    "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": "2026-09-19T07:49:09.694Z",
  "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": "NCT03939481",
      "title": "Treatment Effects on Development of Chemotherapy-Induced Peripheral Neuropathy in Patients With Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage IA Breast Cancer AJCC v8",
        "Anatomic Stage IB Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage IIA Breast Cancer AJCC v8",
        "Anatomic Stage IIB Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IIIA Breast Cancer AJCC v8",
        "Anatomic Stage IIIB Breast Cancer AJCC v8",
        "Anatomic Stage IIIC Breast Cancer AJCC v8",
        "Lung Non-Small Cell Carcinoma",
        "Prognostic Stage I Breast Cancer AJCC v8",
        "Prognostic Stage IA Breast Cancer AJCC v8",
        "Prognostic Stage IB Breast Cancer AJCC v8",
        "Prognostic Stage II Breast Cancer AJCC v8",
        "Prognostic Stage IIA Breast Cancer AJCC v8",
        "Prognostic Stage IIB Breast Cancer AJCC v8",
        "Prognostic Stage III Breast Cancer AJCC v8",
        "Prognostic Stage IIIA Breast Cancer AJCC v8",
        "Prognostic Stage IIIB Breast Cancer AJCC v8",
        "Prognostic Stage IIIC Breast Cancer AJCC v8",
        "Stage I Lung Cancer AJCC v8",
        "Stage I Ovarian Cancer AJCC v8",
        "Stage IA Ovarian Cancer AJCC v8",
        "Stage IA1 Lung Cancer AJCC v8",
        "Stage IA2 Lung Cancer AJCC v8",
        "Stage IA3 Lung Cancer AJCC v8",
        "Stage IB Lung Cancer AJCC v8",
        "Stage IB Ovarian Cancer AJCC v8",
        "Stage IC Ovarian Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage II Ovarian Cancer AJCC v8",
        "Stage IIA Lung Cancer AJCC v8",
        "Stage IIA Ovarian Cancer AJCC v8",
        "Stage IIB Lung Cancer AJCC v8",
        "Stage IIB Ovarian Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage III Ovarian Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIA Ovarian Cancer AJCC v8",
        "Stage IIIA1 Ovarian Cancer AJCC v8",
        "Stage IIIA2 Ovarian Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IIIB Ovarian Cancer AJCC v8",
        "Stage IIIC Lung Cancer AJCC v8",
        "Stage IIIC Ovarian Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Functional Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 1336,
      "start_date": "2019-05-14",
      "completion_date": "2026-09-01",
      "has_results": true,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-09-19T07:49:09.694Z",
      "location_count": 166,
      "location_summary": "Antioch, California • Dublin, California • Fremont, California + 132 more",
      "locations": [
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Dublin",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03939481"
    }
  ]
}