{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Squamous+Cell+Carcinoma+%28HNSCC%29&page=4",
    "query": {
      "condition": "Head and Neck Squamous Cell Carcinoma (HNSCC)",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1193,
    "total_pages": 120,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Squamous+Cell+Carcinoma+%28HNSCC%29&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Squamous+Cell+Carcinoma+%28HNSCC%29&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T15:11:10.175Z",
  "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": "NCT02521870",
      "title": "A Trial of Intratumoral Injections of SD-101 in Combination With Pembrolizumab in Patients With Metastatic Melanoma or Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Melanoma",
        "Head Neck Cancer"
      ],
      "interventions": [
        {
          "name": "SD-101(1)",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SD-101(2)",
          "type": "DRUG"
        },
        {
          "name": "SD-101(3)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Dynavax Technologies Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 241,
      "start_date": "2015-09",
      "completion_date": "2020-04",
      "has_results": true,
      "last_update_posted_date": "2021-08-03",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02521870"
    },
    {
      "nct_id": "NCT01164566",
      "title": "Esophagoscopy in Evaluating Treatment in Patients With Stage I-IV Head and Neck Cancer Who Are Undergoing Radiation Therapy and/or Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage I Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage I Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage I Squamous Cell Carcinoma of the Hypopharynx",
        "Stage I Squamous Cell Carcinoma of the Larynx",
        "Stage I Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage I Verrucous Carcinoma of the Larynx",
        "Stage I Verrucous Carcinoma of the Oral Cavity",
        "Stage II Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage II Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage II Squamous Cell Carcinoma of the Hypopharynx",
        "Stage II Squamous Cell Carcinoma of the Larynx",
        "Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage II Verrucous Carcinoma of the Larynx",
        "Stage II Verrucous Carcinoma of the Oral Cavity",
        "Stage III Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage III Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Hypopharynx",
        "Stage III Squamous Cell Carcinoma of the Larynx",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Verrucous Carcinoma of the Larynx",
        "Stage III Verrucous Carcinoma of the Oral Cavity",
        "Stage IV Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage IV Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Hypopharynx",
        "Stage IV Squamous Cell Carcinoma of the Larynx",
        "Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IV Verrucous Carcinoma of the Larynx",
        "Stage IV Verrucous Carcinoma of the Oral Cavity"
      ],
      "interventions": [
        {
          "name": "endoscopic procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2010-12",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01164566"
    },
    {
      "nct_id": "NCT05980000",
      "title": "Ramucirumab and Pembrolizumab vs Pembrolizumab Monotherapy in PD-L1 Positive Head and Neck Squamous-Cell Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Head and Neck Cancer",
        "Recurrent Head and Neck Squamous Cell Carcinoma",
        "Recurrent Head and Neck Carcinoma",
        "Metastatic Head-and-neck Squamous-cell Carcinoma",
        "Metastatic Head and Neck Cancer",
        "HNSCC"
      ],
      "interventions": [
        {
          "name": "Ramucirumab",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2023-10-27",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05980000"
    },
    {
      "nct_id": "NCT00557206",
      "title": "Oxaliplatin and Docetaxel for Recurrent or Metastatic Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neoplasms",
        "Head and Neck Neoplasms"
      ],
      "interventions": [
        {
          "name": "Oxaliplatin and Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Minneapolis Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2005-04",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2013-11-05",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00557206"
    },
    {
      "nct_id": "NCT02207530",
      "title": "Phase II Study of MEDI4736 Monotherapy in Treatment of Recurrent or Metastatic Squamous Cell Carcinoma of the Head and Neck",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent or Metastatic PD-L1-positive Squamous Cell Carcinoma of the Head and Neck"
      ],
      "interventions": [
        {
          "name": "MEDI4736",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 112,
      "start_date": "2014-10-23",
      "completion_date": "2020-07-06",
      "has_results": true,
      "last_update_posted_date": "2020-09-29",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 38,
      "location_summary": "Birmingham, Alabama • Yuma, Arizona • Duarte, California + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Yuma",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02207530"
    },
    {
      "nct_id": "NCT07090499",
      "title": "A Study to Learn About the Study Medicine Called PF-08046876 in People With Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced/Metastatic Solid Tumors",
        "Bladder Cancer",
        "Urothelial Carcinoma",
        "Advanced Non-Small Cell Lung Cancer",
        "Carcinoma, Non Small Cell Lung",
        "Carcinoma, Squamous Cell of Head and Neck",
        "Head and Neck Cancer",
        "Esophageal Cancer",
        "Gastroesophageal Junction Adenocarcinoma",
        "Esophageal Squamous Cell Carcinoma",
        "Esophageal Adenocarcinoma",
        "Pancreatic Adenocarcinoma",
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "PF-08046876",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Cisplatin",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Carboplatin",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "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": 540,
      "start_date": "2025-08-20",
      "completion_date": "2029-07-08",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 21,
      "location_summary": "Duarte, California • Irvine, California • Los Angeles, California + 11 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07090499"
    },
    {
      "nct_id": "NCT03849469",
      "title": "A Study of XmAb®22841 Monotherapy & in Combination w/ Pembrolizumab in Subjects w/ Selected Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Melanoma",
        "Cervical Carcinoma",
        "Pancreatic Carcinoma",
        "Triple Negative Breast Cancer",
        "Hepatocellular Carcinoma",
        "Urothelial Carcinoma",
        "Squamous Cell Carcinoma of the Head and Neck",
        "Nasopharyngeal Carcinoma",
        "Renal Cell Carcinoma",
        "Non-small Cell Lung Carcinoma",
        "Small Cell Lung Carcinoma",
        "Gastric or Gastroesophageal Junction Adenocarcinoma",
        "Advanced or Metastatic Solid Tumors",
        "Prostate Carcinoma",
        "Epithelial Ovarian Cancer",
        "Fallopian Tube Cancer",
        "Primary Peritoneal Carcinoma",
        "Intrahepatic Cholangiocarcinoma",
        "Squamous Cell Anal Cancer",
        "Squamous Cell Penile Carcinoma",
        "Squamous Cell Vulvar Carcinoma",
        "Colorectal Carcinoma",
        "Endometrial Carcinoma"
      ],
      "interventions": [
        {
          "name": "XmAb®22841",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pembrolizumab (Keytruda®)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Xencor, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2019-05-29",
      "completion_date": "2023-02-16",
      "has_results": false,
      "last_update_posted_date": "2023-03-30",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 28,
      "location_summary": "Encinitas, California • La Jolla, California • Los Angeles, California + 15 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03849469"
    },
    {
      "nct_id": "NCT05814666",
      "title": "Activity and Safety of Danvatirsen and Pembrolizumab in HNSCC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HNSCC"
      ],
      "interventions": [
        {
          "name": "Danvatirsen",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Flamingo Therapeutics NV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2023-05-30",
      "completion_date": "2025-08-14",
      "has_results": true,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 21,
      "location_summary": "Tucson, Arizona • Irvine, California • Torrance, California + 17 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Westwood, Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05814666"
    },
    {
      "nct_id": "NCT01133262",
      "title": "Effectiveness in Head and Neck Cancer Detection Using Positron Emission Tomography (PET) Insert Device",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Squamous Cell Carcinoma of the Head and Neck"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Washington University School of Medicine",
      "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": "2010-06",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2015-03-10",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01133262"
    },
    {
      "nct_id": "NCT03129061",
      "title": "Study to Evaluate Immunological Response to PD-1 Inhibition in Squamous Cell Carcinoma of the Head and Neck (SCCHN)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Squamous Cell Carcinoma of the Head and Neck"
      ],
      "interventions": [
        {
          "name": "[18F]F-AraG PET Scan, baseline + post anti-PD-1 therapy.",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CellSight Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2017-05-01",
      "completion_date": "2022-12-01",
      "has_results": false,
      "last_update_posted_date": "2022-12-05",
      "last_synced_at": "2026-10-13T15:11:10.175Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03129061"
    }
  ]
}