{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Head+and+Neck+Squamous+Cell+Carcinoma&page=12",
    "query": {
      "condition": "Stage IV Head and Neck Squamous Cell Carcinoma",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 328,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Head+and+Neck+Squamous+Cell+Carcinoma&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Head+and+Neck+Squamous+Cell+Carcinoma&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T02:16:10.218Z",
  "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": "NCT02567422",
      "title": "Testing the Addition of M6620 (VX-970, Berzosertib) to Usual Chemotherapy and Radiation for Head and Neck Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Carcinoma of Unknown Primary",
        "Head and Neck Squamous Cell Carcinoma",
        "Stage III Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage III Laryngeal Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage III Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage III Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage III Sinonasal Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IV Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Laryngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IV Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Sinonasal Squamous Cell Carcinoma AJCC v7"
      ],
      "interventions": [
        {
          "name": "Berzosertib",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2017-04-17",
      "completion_date": "2027-05-14",
      "has_results": true,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 19,
      "location_summary": "Duarte, California • Sacramento, California • New Haven, Connecticut + 13 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Trumbull",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02567422"
    },
    {
      "nct_id": "NCT00003592",
      "title": "Methotrexate Compared With Paclitaxel in Treating Patients With Advanced Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 230,
      "start_date": "1999-04-22",
      "completion_date": "2004-03-02",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 19,
      "location_summary": "Atlanta, Georgia • Decatur, Georgia • Chicago, Illinois + 13 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003592"
    },
    {
      "nct_id": "NCT00003200",
      "title": "Chemotherapy Plus Radiation Therapy in Treating Patients With Squamous Cell Cancer of the Head and Neck",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Taxotere",
          "type": "DRUG"
        },
        {
          "name": "Radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "1995-10",
      "completion_date": "2008-06",
      "has_results": false,
      "last_update_posted_date": "2017-01-19",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003200"
    },
    {
      "nct_id": "NCT00002901",
      "title": "Docetaxel in Treating Patients With Solid Tumors and Abnormal Liver Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Head and Neck Cancer",
        "Lung Cancer",
        "Ovarian Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "1996-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-01-13",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 3,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002901"
    },
    {
      "nct_id": "NCT05412875",
      "title": "Pilot Trial of E Cigarettes in Pts Diagnosed With Cancer of the Head, Neck, and Lung",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Lung Non-Small Cell Carcinoma",
        "Stage I Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8",
        "Stage I Lung 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 II Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage IIA Lung Cancer AJCC v8",
        "Stage IIB Lung Cancer AJCC v8",
        "Stage III Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IIIC Lung Cancer AJCC v8",
        "Stage IV Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Replacement",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-01-01",
      "completion_date": "2024-01-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-12",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05412875"
    },
    {
      "nct_id": "NCT01256385",
      "title": "Temsirolimus With or Without Cetuximab in Patients With Recurrent and/or Metastatic Head and Neck Cancer Who Did Not Respond to Previous Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Hypopharyngeal Squamous Cell Carcinoma",
        "Recurrent Laryngeal Squamous Cell Carcinoma",
        "Recurrent Laryngeal Verrucous Carcinoma",
        "Recurrent Lip and Oral Cavity Squamous Cell Carcinoma",
        "Recurrent Metastatic Squamous Cell Carcinoma in the Neck With Occult Primary",
        "Recurrent Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Recurrent Nasopharyngeal Keratinizing Squamous Cell Carcinoma",
        "Recurrent Oral Cavity Verrucous Carcinoma",
        "Recurrent Oropharyngeal Squamous Cell Carcinoma",
        "Recurrent Salivary Gland Carcinoma",
        "Salivary Gland Squamous Cell Carcinoma",
        "Squamous Cell Carcinoma Metastatic in the Neck With Occult Primary",
        "Stage IV Hypopharyngeal Squamous Cell Carcinoma",
        "Stage IV Nasopharyngeal Keratinizing Squamous Cell Carcinoma",
        "Stage IVA Laryngeal Squamous Cell Carcinoma",
        "Stage IVA Laryngeal Verrucous Carcinoma",
        "Stage IVA Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVA Major Salivary Gland Carcinoma",
        "Stage IVA Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVA Oral Cavity Verrucous Carcinoma",
        "Stage IVA Oropharyngeal Squamous Cell Carcinoma",
        "Stage IVB Laryngeal Squamous Cell Carcinoma",
        "Stage IVB Laryngeal Verrucous Carcinoma",
        "Stage IVB Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVB Major Salivary Gland Carcinoma",
        "Stage IVB Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVB Oral Cavity Verrucous Carcinoma",
        "Stage IVB Oropharyngeal Squamous Cell Carcinoma",
        "Stage IVC Laryngeal Squamous Cell Carcinoma",
        "Stage IVC Laryngeal Verrucous Carcinoma",
        "Stage IVC Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVC Major Salivary Gland Carcinoma",
        "Stage IVC Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVC Oral Cavity Verrucous Carcinoma",
        "Stage IVC Oropharyngeal Squamous Cell Carcinoma",
        "Tongue Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Temsirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2010-11",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-03-27",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 23,
      "location_summary": "Scottsdale, Arizona • Aurora, Colorado • Jacksonville, Florida + 16 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01256385"
    },
    {
      "nct_id": "NCT00968435",
      "title": "Bevacizumab, Cetuximab, and Cisplatin With IMRT (Intensity-Modulated Radiation Therapy) for Patients With Stage III/IV Head and Neck Squamous Cell Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "bevacizumab, cisplatin, cetuximab, radiation therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 30,
      "start_date": "2009-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-08-10",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 5,
      "location_summary": "Basking Ridge, New Jersey • Commack, New York • New York, New York + 2 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rockville Centre",
          "state": "New York"
        },
        {
          "city": "Sleepy Hollow",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00968435"
    },
    {
      "nct_id": "NCT05039801",
      "title": "IACS-6274 With or Without Bevacizumab and Paclitaxel for the Treatment of Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Endometrial Carcinoma",
        "Advanced Head and Neck Squamous Cell Carcinoma",
        "Advanced Malignant Solid Neoplasm",
        "Advanced Melanoma",
        "Advanced Ovarian Clear Cell Adenocarcinoma",
        "Chondrosarcoma",
        "Clinical Stage III Cutaneous Melanoma AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Pathologic Stage III Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIA Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIB Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIC Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIID Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IV Cutaneous Melanoma AJCC v8",
        "Recurrent Ovarian High Grade Serous Adenocarcinoma",
        "Refractory Endometrial Carcinoma",
        "Refractory Head and Neck Squamous Cell Carcinoma",
        "Refractory Melanoma",
        "Refractory Ovarian Clear Cell Adenocarcinoma",
        "Refractory Ovarian High Grade Serous Adenocarcinoma",
        "Stage III Ovarian Cancer AJCC v8",
        "Stage III Uterine Corpus Cancer AJCC v8",
        "Stage IIIA Ovarian Cancer AJCC v8",
        "Stage IIIA Uterine Corpus Cancer AJCC v8",
        "Stage IIIA1 Ovarian Cancer AJCC v8",
        "Stage IIIA2 Ovarian Cancer AJCC v8",
        "Stage IIIB Ovarian Cancer AJCC v8",
        "Stage IIIB Uterine Corpus Cancer AJCC v8",
        "Stage IIIC Ovarian Cancer AJCC v8",
        "Stage IIIC Uterine Corpus Cancer AJCC v8",
        "Stage IIIC1 Uterine Corpus Cancer AJCC v8",
        "Stage IIIC2 Uterine Corpus Cancer AJCC v8",
        "Stage IV Ovarian Cancer AJCC v8",
        "Stage IV Uterine Corpus Cancer AJCC v8",
        "Stage IVA Ovarian Cancer AJCC v8",
        "Stage IVA Uterine Corpus Cancer AJCC v8",
        "Stage IVB Ovarian Cancer AJCC v8",
        "Stage IVB Uterine Corpus Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Glutaminase-1 Inhibitor IACS-6274",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Capivasertib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 54,
      "start_date": "2021-09-30",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05039801"
    },
    {
      "nct_id": "NCT00404339",
      "title": "Vaccine Therapy in Treating Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "mutant p53 peptide pulsed dendritic cell vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "tetanus toxoid helper peptide",
          "type": "BIOLOGICAL"
        },
        {
          "name": "adjuvant therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Robert Ferris",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 17,
      "start_date": "2005-09",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2016-04-18",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00404339"
    },
    {
      "nct_id": "NCT00015964",
      "title": "ZD 1839 in Treating Patients With Metastatic or Recurrent Cancer of the Head and Neck",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "ZD1839",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2001-03",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2013-09-05",
      "last_synced_at": "2026-10-21T02:16:10.218Z",
      "location_count": 11,
      "location_summary": "Chicago, Illinois • Decatur, Illinois • Evanston, Illinois + 7 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Decatur",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Harvey",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00015964"
    }
  ]
}