{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Squamous+Cell+Carcinoma%28HNSCC%29",
    "query": {
      "condition": "Head and Neck Squamous Cell Carcinoma(HNSCC)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1179,
    "total_pages": 118,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Squamous+Cell+Carcinoma%28HNSCC%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T15:09:24.878Z",
  "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": "NCT04628780",
      "title": "Study to Test the Safety and Tolerability of PF-07209960 in Advanced or Metastatic Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Non-small-cell Lung Cancer",
        "Squamous Cell Carcinoma of the Head and Neck",
        "Renal Cell Carcinoma",
        "Urothelial Carcinoma",
        "Colorectal Carcinoma",
        "Ovarian Carcinoma"
      ],
      "interventions": [
        {
          "name": "PF-07209960",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2020-12-16",
      "completion_date": "2023-05-26",
      "has_results": true,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 13,
      "location_summary": "Duarte, California • Los Angeles, California • Santa Monica, California + 3 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04628780"
    },
    {
      "nct_id": "NCT03803774",
      "title": "Birinapant and Intensity Modulated Re-Irradiation Therapy in Treating Patients With Locally Recurrent Head and Neck Squamous Cell Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Locally Recurrent Head and Neck Squamous Cell Carcinoma",
        "Nasopharyngeal Squamous Cell Carcinoma",
        "Sinonasal Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Birinapant",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "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": 13,
      "start_date": "2019-09-25",
      "completion_date": "2026-07-09",
      "has_results": true,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 33,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03803774"
    },
    {
      "nct_id": "NCT02538510",
      "title": "Pembrolizumab and Vorinostat in Treating Patients With Recurrent Squamous Cell Head and Neck Cancer or Salivary Gland Cancer That Is Metastatic and/or Cannot Be Removed by Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Recurrent Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Recurrent Nasopharynx Carcinoma",
        "Recurrent Salivary Gland Carcinoma",
        "Squamous Cell Carcinoma Metastatic in the Neck With Occult Primary",
        "Stage III Major Salivary Gland Carcinoma",
        "Stage III Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage III Nasopharyngeal Carcinoma",
        "Stage IV Nasopharyngeal Carcinoma",
        "Stage IVA Major Salivary Gland Carcinoma",
        "Stage IVA Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVB Major Salivary Gland Carcinoma",
        "Stage IVB Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVC Major Salivary Gland Carcinoma",
        "Stage IVC Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vorinostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2015-10-08",
      "completion_date": "2023-09-15",
      "has_results": true,
      "last_update_posted_date": "2024-11-26",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02538510"
    },
    {
      "nct_id": "NCT04704154",
      "title": "A Trial to Learn Whether Regorafenib in Combination With Nivolumab Can Improve Tumor Responses and How Safe it is for Participants With Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Regorafenib, (Stivarga, BAY73-4506)",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab (Opdivo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 175,
      "start_date": "2021-02-03",
      "completion_date": "2024-03-29",
      "has_results": true,
      "last_update_posted_date": "2025-04-18",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 6,
      "location_summary": "Duarte, California • Aurora, Colorado • Tampa, Florida + 3 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04704154"
    },
    {
      "nct_id": "NCT00049140",
      "title": "EF5 Compared With Other Methods of Detecting Oxygen Levels in Tumor Cells of Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "EF5",
          "type": "DRUG"
        },
        {
          "name": "bioluminescence",
          "type": "OTHER"
        },
        {
          "name": "flow cytometry",
          "type": "OTHER"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "David M. Brizel, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2002-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-07-25",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00049140"
    },
    {
      "nct_id": "NCT05551117",
      "title": "A Study of Vobramitamab Duocarmazine in Participants With Metastatic Castration Resistant Prostate Cancer and Other Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostatic Cancer",
        "Androgen-Independent Prostatic Cancer",
        "Androgen-Insensitive Prostatic Cancer",
        "Androgen-Resistant Prostatic Cancer",
        "Hormone Refractory Prostatic Cancer",
        "Anal Cancer",
        "Anal Neoplasm",
        "Carcinoma, Squamous Cell of Head and Neck",
        "Head and Neck Squamous Cell Carcinoma",
        "Laryngeal Squamous Cell Carcinoma",
        "Oral Squamous Cell Carcinoma",
        "Malignant Melanoma",
        "Melanoma",
        "Non-small Cell Lung Cancer",
        "Non-small Cell Carcinoma",
        "Small-cell Lung Cancer",
        "Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "vobramitamab duocarmazine 2.0 mg (Arm A)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "vobramitamab duocarmazine 2.7 mg (Arm B)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "vobramitamab duocarmazine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Abiraterone",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "MacroGenics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 192,
      "start_date": "2023-06-13",
      "completion_date": "2025-01-23",
      "has_results": true,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 14,
      "location_summary": "Fountain Valley, California • Los Angeles, California • Jacksonville, Florida + 11 more",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Orange City",
          "state": "Florida"
        },
        {
          "city": "Covington",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05551117"
    },
    {
      "nct_id": "NCT03162224",
      "title": "Safety and Efficacy of MEDI0457 and Durvalumab in Participants With Human Papilloma Virus (HPV) Associated Recurrent/Metastatic Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Human Papilloma Virus"
      ],
      "interventions": [
        {
          "name": "MEDI0457",
          "type": "DRUG"
        },
        {
          "name": "CELLECTRA®5P device",
          "type": "DEVICE"
        },
        {
          "name": "Durvalumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 35,
      "start_date": "2017-06-26",
      "completion_date": "2021-03-19",
      "has_results": true,
      "last_update_posted_date": "2022-08-25",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 14,
      "location_summary": "San Francisco, California • Orlando, Florida • Atlanta, Georgia + 10 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03162224"
    },
    {
      "nct_id": "NCT00005088",
      "title": "Radiation Therapy and Cisplatin in Treating Patients With Advanced Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "0 Years to 120 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 239,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 182 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005088"
    },
    {
      "nct_id": "NCT03625323",
      "title": "Combination Study With Soluble LAG-3 Fusion Protein Eftilagimod Alpha (IMP321) and Pembrolizumab in Patients With Previously Untreated Unresectable or Metastatic NSCLC, or Recurrent PD-X Refractory NSCLC or With Recurrent or Metastatic HNSCC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "NSCLC",
        "HNSCC"
      ],
      "interventions": [
        {
          "name": "eftilagimod alpha",
          "type": "DRUG"
        },
        {
          "name": "pembrolizumab (KEYTRUDA®)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Immutep S.A.S.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2019-02-21",
      "completion_date": "2024-11-25",
      "has_results": true,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 1,
      "location_summary": "Huston, Texas",
      "locations": [
        {
          "city": "Huston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03625323"
    },
    {
      "nct_id": "NCT06992427",
      "title": "High-dose Prophylactic Gabapentin (HOPE) vs. Placebo to Prevent Opioid Use for Oral Mucositis Pain During Concurrent Chemoradiation for Head and Neck Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Stage I Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8",
        "Stage II Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8",
        "Stage III Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8",
        "Stage IV Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Chemotheraphy",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Analgesic Agent",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 228,
      "start_date": "2025-06-05",
      "completion_date": "2031-04-15",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-07-23T15:09:24.878Z",
      "location_count": 200,
      "location_summary": "Gilbert, Arizona • Peoria, Arizona • Phoenix, Arizona + 162 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06992427"
    }
  ]
}