{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Pharyngeal+Cancer&page=4",
    "query": {
      "condition": "Stage IV Pharyngeal Cancer",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 76,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Pharyngeal+Cancer&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Stage+IV+Pharyngeal+Cancer&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T12:46:16.039Z",
  "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": "NCT00012168",
      "title": "Lymphoscintigraphy to Detect Early Metastases in Patients With Cancer of the Mouth or Throat",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "isosulfan blue",
          "type": "DRUG"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "lymphangiography",
          "type": "PROCEDURE"
        },
        {
          "name": "radionuclide imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "sentinel lymph node biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "technetium Tc 99m sulfur colloid",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC",
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "NYU Langone Health",
      "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": null,
      "start_date": "1999-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-03-11",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00012168"
    },
    {
      "nct_id": "NCT05050162",
      "title": "Comparing Cisplatin Every Three Weeks to Cisplatin Weekly When Combined With Radiation for Patients With Advanced Head and Neck Cancer",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Advanced Head and Neck Squamous Cell Carcinoma",
        "Advanced Hypopharyngeal Squamous Cell Carcinoma",
        "Advanced Laryngeal Squamous Cell Carcinoma",
        "Advanced Oropharyngeal Squamous Cell Carcinoma",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage IV HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Stage III Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8",
        "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IV Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8",
        "Stage IV Oropharyngeal (p16-Negative) Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1714,
      "start_date": "2022-02-01",
      "completion_date": "2027-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 361,
      "location_summary": "Mobile, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 264 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Antioch",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05050162"
    },
    {
      "nct_id": "NCT03049358",
      "title": "Olfactory Training in Improving Sense of Smell After Radiation Therapy in Patients With Paranasal Sinus or Nasopharyngeal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage 0 Nasopharyngeal Carcinoma",
        "Stage 0 Paranasal Sinus Cancer",
        "Stage I Nasopharyngeal Carcinoma",
        "Stage I Paranasal Sinus Cancer",
        "Stage II Nasopharyngeal Carcinoma",
        "Stage II Paranasal Sinus Cancer",
        "Stage IIA Nasopharyngeal Carcinoma",
        "Stage IIB Nasopharyngeal Carcinoma",
        "Stage III Nasopharyngeal Carcinoma",
        "Stage III Paranasal Sinus Cancer",
        "Stage IV Nasopharyngeal Carcinoma",
        "Stage IV Paranasal Sinus Cancer",
        "Stage IVA Nasopharyngeal Carcinoma",
        "Stage IVA Paranasal Sinus Cancer",
        "Stage IVB Nasopharyngeal Carcinoma",
        "Stage IVB Paranasal Sinus Cancer",
        "Stage IVC Nasopharyngeal Carcinoma",
        "Stage IVC Paranasal Sinus Cancer"
      ],
      "interventions": [
        {
          "name": "Physiologic Testing",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Sham Intervention",
          "type": "PROCEDURE"
        },
        {
          "name": "Therapeutic Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "rose essential oil",
          "type": "OTHER"
        },
        {
          "name": "lemon essential oil",
          "type": "OTHER"
        },
        {
          "name": "clove essential oil",
          "type": "OTHER"
        },
        {
          "name": "eucalyptus essential oil",
          "type": "OTHER"
        },
        {
          "name": "canola oil placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2016-12",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03049358"
    },
    {
      "nct_id": "NCT04862650",
      "title": "Cemiplimab, Low-Dose Paclitaxel and Carboplatin for the Treatment of Recurrent/Metastatic Squamous Cell Carcinoma of the Head and Neck",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage IV HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Metastatic Head and Neck Squamous Cell Carcinoma",
        "Metastatic Hypopharyngeal Squamous Cell Carcinoma",
        "Metastatic Laryngeal Squamous Cell Carcinoma",
        "Metastatic Oral Cavity Squamous Cell Carcinoma",
        "Metastatic Oropharyngeal Squamous Cell Carcinoma",
        "Pathologic Stage IV HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Recurrent Head and Neck Squamous Cell Carcinoma",
        "Recurrent Hypopharyngeal Squamous Cell Carcinoma",
        "Recurrent Laryngeal Squamous Cell Carcinoma",
        "Recurrent Oral Cavity Squamous Cell Carcinoma",
        "Recurrent Oropharyngeal Squamous Cell Carcinoma",
        "Squamous Cell Carcinoma of Unknown Primary",
        "Stage IV Hypopharyngeal Carcinoma AJCC v8",
        "Stage IV Laryngeal Cancer AJCC v8",
        "Stage IV Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVA Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVA Laryngeal Cancer AJCC v8",
        "Stage IVA Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVB Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVB Laryngeal Cancer AJCC v8",
        "Stage IVB Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVC Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVC Laryngeal Cancer AJCC v8",
        "Stage IVC Lip and Oral Cavity Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cemiplimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Marcelo Bonomi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2021-11-30",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04862650"
    },
    {
      "nct_id": "NCT00006106",
      "title": "ONYX-015 With Cisplatin and Fluorouracil in Treating Patients With Advanced Head and Neck Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lip and Oral Cavity Cancer",
        "Head and Neck Cancer",
        "Oropharyngeal Cancer"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "ONYX-015",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 0,
      "start_date": "1999-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-07-10",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006106"
    },
    {
      "nct_id": "NCT03010150",
      "title": "Blood Tests and Questionnaires in Studying Adherence to Preventative Swallowing Exercises in Participants With Metastatic Head and Neck Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carcinoma of Unknown Primary",
        "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Metastatic Head and Neck Carcinoma",
        "Metastatic Malignant Neoplasm in the Uterine Cervix",
        "Pathologic Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Stage I Hypopharyngeal Carcinoma AJCC v8",
        "Stage I Nasopharyngeal Carcinoma AJCC v8",
        "Stage II Hypopharyngeal Carcinoma AJCC v8",
        "Stage II Laryngeal Cancer AJCC v8",
        "Stage II Nasopharyngeal Carcinoma AJCC v8",
        "Stage II Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage III Hypopharyngeal Carcinoma AJCC v8",
        "Stage III Laryngeal Cancer AJCC v8",
        "Stage III Nasopharyngeal Carcinoma AJCC v8",
        "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IV Hypopharyngeal Carcinoma AJCC v8",
        "Stage IV Laryngeal Cancer AJCC v8",
        "Stage IV Nasopharyngeal Carcinoma AJCC v8",
        "Stage IV Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVA Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVA Laryngeal Cancer AJCC v8",
        "Stage IVA Nasopharyngeal Carcinoma AJCC v8",
        "Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVB Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVB Laryngeal Cancer AJCC v8",
        "Stage IVB Nasopharyngeal Carcinoma AJCC v8",
        "Stage IVB Oropharyngeal (p16-Negative) Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 471,
      "start_date": "2016-12-29",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03010150"
    },
    {
      "nct_id": "NCT03854032",
      "title": "Nivolumab and BMS986205 in Treating Patients With Stage II-IV Squamous Cell Cancer of the Head and Neck",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lip",
        "Oral Cavity Squamous Cell Carcinoma",
        "Pharynx",
        "Larynx",
        "Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IDO1 Inhibitor BMS-986205",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2019-04-09",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-06",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 2,
      "location_summary": "Columbus, Ohio • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03854032"
    },
    {
      "nct_id": "NCT05721222",
      "title": "Trial of PRO1160 (GEN1160) in Relapsed or Refractory Non-Hodgkin Lymphoma (NHL) (PRO1160-001)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Renal Cell Carcinoma",
        "Nasopharyngeal Carcinoma",
        "Non Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "GEN1160",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Genmab",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2023-03-15",
      "completion_date": "2025-11-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 14,
      "location_summary": "Duarte, California • Irvine, California • Ann Arbor, Michigan + 10 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05721222"
    },
    {
      "nct_id": "NCT00305734",
      "title": "Bortezomib and Gemcitabine in Treating Patients With Recurrent or Metastatic Nasopharyngeal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Nasopharyngeal Cancer",
        "Stage IV Nasopharyngeal Cancer"
      ],
      "interventions": [
        {
          "name": "bortezomib",
          "type": "DRUG"
        },
        {
          "name": "gemcitabine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 50,
      "start_date": "2006-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-25",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00305734"
    },
    {
      "nct_id": "NCT00006994",
      "title": "S9908: Glutamine in Treating Mucositis Caused by Radiation Therapy in Patients With Newly Diagnosed Cancer of the Mouth or Throat",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancer-related Problem/Condition",
        "Head and Neck Cancer",
        "Pain"
      ],
      "interventions": [
        {
          "name": "glutamine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "l-glutamine placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 23,
      "start_date": "2001-11",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2015-11-18",
      "last_synced_at": "2026-10-06T12:46:16.039Z",
      "location_count": 106,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 68 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/NCT00006994"
    }
  ]
}