{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Unresectable+Head+and+Neck+Squamous+Cell+Carcinoma",
    "query": {
      "condition": "Unresectable Head and Neck Squamous Cell Carcinoma"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 96,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Unresectable+Head+and+Neck+Squamous+Cell+Carcinoma&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T22:32:41.600Z",
  "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": "NCT00900302",
      "title": "OX-40 Protein Expression in the Sentinel Lymph Nodes of Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "protein expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 98,
      "start_date": "2005-04",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2016-02-10",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900302"
    },
    {
      "nct_id": "NCT05136196",
      "title": "BiCaZO: A Study Combining Two Immunotherapies (Cabozantinib and Nivolumab) to Treat Patients With Advanced Melanoma or Squamous Cell Head and Neck Cancer, an immunoMATCH Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage III Cutaneous Melanoma AJCC v8",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Clinical Stage IV HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Locally Recurrent Head and Neck Squamous Cell Carcinoma",
        "Locally Recurrent Hypopharyngeal Squamous Cell Carcinoma",
        "Locally Recurrent Laryngeal Squamous Cell Carcinoma",
        "Locally Recurrent Oral Cavity Squamous Cell Carcinoma",
        "Locally Recurrent Oropharyngeal Squamous Cell Carcinoma",
        "Metastatic Head and Neck Squamous Cell Carcinoma",
        "Metastatic Hypopharyngeal Squamous Cell Carcinoma",
        "Metastatic Laryngeal Squamous Cell Carcinoma",
        "Metastatic Melanoma",
        "Metastatic Oral Cavity Squamous Cell Carcinoma",
        "Metastatic Oropharyngeal Squamous Cell Carcinoma",
        "Recurrent Melanoma",
        "Stage III Hypopharyngeal Carcinoma AJCC v8",
        "Stage III Laryngeal Cancer AJCC v8",
        "Stage III Lip and Oral Cavity Cancer AJCC v8",
        "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IV Hypopharyngeal Carcinoma AJCC v8",
        "Stage IV Laryngeal Cancer AJCC v8",
        "Stage IV Lip and Oral Cavity Cancer AJCC v8",
        "Stage IV Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Unresectable Melanoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 150,
      "start_date": "2022-12-06",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 222,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 173 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05136196"
    },
    {
      "nct_id": "NCT06790966",
      "title": "Phase 3 Study of PDS0101 and Pembrolizumab in HPV16+ Recurrent/Metastatic Head and Neck Squamous Cell Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Recurrent Head and Neck Cancer",
        "Metastatic Head and Neck Cancer",
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma",
        "Neoplasms, Head and Neck",
        "Unresectable Head and Neck Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Combination Treatment of PDS0101 and Pembrolizumab",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Pembrolizumab Monotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "DRUG"
      ],
      "sponsor": "PDS Biotechnology Corp.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 252,
      "start_date": "2025-05-30",
      "completion_date": "2029-02",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 28,
      "location_summary": "Phoenix, Arizona • Greenbrae, California • Orange, California + 24 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06790966"
    },
    {
      "nct_id": "NCT03468218",
      "title": "Pembrolizumab & Cabozantinib in Patients With Head and Neck Squamous Cell Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Head and Neck Carcinoma",
        "Paranasal Sinus Squamous Cell Carcinoma",
        "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",
        "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 IVA Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVA Laryngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVA Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IVA Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVB Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVB Laryngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVB Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IVB Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVC Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVC Laryngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IVC Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IVC Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Unresectable Head and Neck Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cabozantinib",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2018-09-18",
      "completion_date": "2026-10-29",
      "has_results": true,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 2,
      "location_summary": "Tampa, Florida • Atlanta, Georgia",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03468218"
    },
    {
      "nct_id": "NCT05597839",
      "title": "Study of DF9001 in Patients With Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "DF9001",
          "type": "DRUG"
        },
        {
          "name": "KEYTRUDA® (pembrolizumab)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dragonfly Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2022-11-15",
      "completion_date": "2025-08-15",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 17,
      "location_summary": "Gilbert, Arizona • Phoenix, Arizona • Irvine, California + 14 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05597839"
    },
    {
      "nct_id": "NCT04007744",
      "title": "Sonidegib and Pembrolizumab in Treating Patients With Advanced Solid Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clinical Stage III Cutaneous Melanoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Locally Advanced Gastric Adenocarcinoma",
        "Locally Advanced Gastroesophageal Junction Adenocarcinoma",
        "Locally Advanced Urothelial Carcinoma",
        "Metastatic Gastric Adenocarcinoma",
        "Metastatic Gastroesophageal Junction Adenocarcinoma",
        "Metastatic Head and Neck Squamous Cell Carcinoma",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Melanoma",
        "Metastatic Urothelial Carcinoma",
        "Recurrent Head and Neck Squamous Cell Carcinoma",
        "Refractory Lung Non-Small Cell Carcinoma",
        "Stage IV Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Unresectable Malignant Solid Neoplasm",
        "Unresectable Melanoma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sonidegib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2020-02-13",
      "completion_date": "2027-07-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04007744"
    },
    {
      "nct_id": "NCT06603155",
      "title": "Time Restricted Eating (TRE) in Metastatic Head and Neck Squamous Cell Cancer (mHNSCC) or Unresectable or Metastatic Renal Cell Carcinoma (RCC)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metastatic Head-and-neck Squamous-cell Carcinoma",
        "Unresectable Renal Cell Carcinoma",
        "Metastatic Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Time restricted eating (TRE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-11",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06603155"
    },
    {
      "nct_id": "NCT00003326",
      "title": "Paclitaxel in Treating Patients With Metastatic, Recurrent, or Unresectable Cancer of the Esophagus",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer"
      ],
      "interventions": [
        {
          "name": "paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Theradex",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "1997-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-07-24",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 30,
      "location_summary": "Mobile, Alabama • Loma Linda, California • San Francisco, California + 25 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003326"
    },
    {
      "nct_id": "NCT02495896",
      "title": "Recombinant EphB4-HSA Fusion Protein With Standard Chemotherapy Regimens in Treating Patients With Advanced or Metastatic Solid Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Metastatic Pancreatic Adenocarcinoma",
        "Non-Resectable Cholangiocarcinoma",
        "Pancreatic Adenocarcinoma",
        "Recurrent Gallbladder Carcinoma",
        "Recurrent Non-Small Cell Lung Carcinoma",
        "Stage III Pancreatic Cancer",
        "Stage IIIA Gallbladder Cancer",
        "Stage IIIA Non-Small Cell Lung Cancer",
        "Stage IIIB Gallbladder Cancer",
        "Stage IIIB Non-Small Cell Lung Cancer",
        "Stage IV Gallbladder Cancer",
        "Stage IV Non-Small Cell Lung Cancer",
        "Stage IV Pancreatic Cancer",
        "Unresectable Gallbladder Carcinoma",
        "Unresectable Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Paclitaxel Albumin-Stabilized Nanoparticle Formulation",
          "type": "DRUG"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Recombinant EphB4-HSA Fusion Protein",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2015-09-03",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Newport Beach, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02495896"
    },
    {
      "nct_id": "NCT02345330",
      "title": "Trial of pIL-12 Electroporation in Squamous Cell Carcinoma of the Head and Neck (IL12HNSCC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Tavokinogene Telseplasmid (tavo)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "OncoSec Medical System (OMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "OncoSec Medical Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2015-05-21",
      "completion_date": "2016-11-14",
      "has_results": true,
      "last_update_posted_date": "2023-05-15",
      "last_synced_at": "2026-05-21T22:32:41.600Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Chicago, Illinois",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02345330"
    }
  ]
}