{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Cancer&page=4&q=oropharyngeal",
    "query": {
      "q": "oropharyngeal",
      "condition": "Head and Neck Cancer",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 638,
    "total_pages": 64,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Cancer&page=5&q=oropharyngeal&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Head+and+Neck+Cancer&page=3&q=oropharyngeal&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T04:54:10.479Z",
  "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": "NCT04648020",
      "title": "Clonidine HCl MBT vs. Placebo to Prevent Chemoradiotherapy-Induced Severe Oral Mucositis in Oropharyngeal Cancer.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Chemoradiotherapy-Induced Severe Oral Mucositis"
      ],
      "interventions": [
        {
          "name": "Clonidine HCl Mucoadhesive Buccal Tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo Mucoadhesive Buccal Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Monopar Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2021-02-11",
      "completion_date": "2023-05-14",
      "has_results": false,
      "last_update_posted_date": "2023-05-31",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 48,
      "location_summary": "Little Rock, Arkansas • Fountain Valley, California • Long Beach, California + 42 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "Grand Junction",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04648020"
    },
    {
      "nct_id": "NCT00049283",
      "title": "Erlotinib, Docetaxel, and Radiation Therapy in Treating Patients With Locally Advanced Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Squamous Neck Cancer With Occult Primary Squamous Cell Carcinoma",
        "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 Squamous Cell Carcinoma of the Nasopharynx",
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage III Verrucous Carcinoma of the Larynx",
        "Stage III Verrucous Carcinoma of the Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Hypopharynx",
        "Stage IV Squamous Cell Carcinoma of the Nasopharynx",
        "Stage IVA Squamous Cell Carcinoma of the Larynx",
        "Stage IVA Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IVA Squamous Cell Carcinoma of the Oropharynx",
        "Stage IVA Verrucous Carcinoma of the Larynx",
        "Stage IVA Verrucous Carcinoma of the Oral Cavity",
        "Stage IVB Squamous Cell Carcinoma of the Larynx",
        "Stage IVB Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IVB Squamous Cell Carcinoma of the Oropharynx",
        "Stage IVB Verrucous Carcinoma of the Larynx",
        "Stage IVB Verrucous Carcinoma of the Oral Cavity",
        "Stage IVC Squamous Cell Carcinoma of the Larynx",
        "Stage IVC Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IVC Squamous Cell Carcinoma of the Oropharynx",
        "Stage IVC Verrucous Carcinoma of the Larynx",
        "Stage IVC Verrucous Carcinoma of the Oral Cavity",
        "Tongue Cancer",
        "Untreated Metastatic Squamous Neck Cancer With Occult Primary"
      ],
      "interventions": [
        {
          "name": "erlotinib hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE",
        "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": 30,
      "start_date": "2002-09",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2014-06-06",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00049283"
    },
    {
      "nct_id": "NCT00498875",
      "title": "Depression and Adherence in Head and Neck Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oropharyngeal Cancer",
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Depression Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 185,
      "start_date": "2005-03-15",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00498875"
    },
    {
      "nct_id": "NCT02045186",
      "title": "Monitoring of Oral Human Papillomavirus Infection (HPV) in HPV-positive Oropharyngeal Squamous Cell Carcinoma (OPSCC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carcinoma, Squamous Cell",
        "Head and Neck Neoplasms",
        "Oropharyngeal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Assessment of Oral HPV Infection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1,
      "start_date": "2013-12",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02045186"
    },
    {
      "nct_id": "NCT00002695",
      "title": "Analysis of Tumor Tissue and Lymph Nodes Surgically Removed From Patients With Cancers of the Head and Neck",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "DNA stability analysis",
          "type": "GENETIC"
        },
        {
          "name": "microsatellite instability analysis",
          "type": "GENETIC"
        },
        {
          "name": "mutation analysis",
          "type": "GENETIC"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research 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": 530,
      "start_date": "1996-04-30",
      "completion_date": "2011-05-27",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 4,
      "location_summary": "Baltimore, Maryland • Cleveland, Ohio • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Green Bay",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002695"
    },
    {
      "nct_id": "NCT05119036",
      "title": "Adjuvant Treatment Deintensification After Transoral Surgery for Human Papillomavirus-Positive Squamous Cell Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Squamous Cell Carcinoma of the Oropharynx",
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "44 doses of radiation",
          "type": "RADIATION"
        },
        {
          "name": "54 doses of radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 82,
      "start_date": "2022-05-12",
      "completion_date": "2026-07-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 2,
      "location_summary": "Carmel, Indiana • Indianapolis, Indiana",
      "locations": [
        {
          "city": "Carmel",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05119036"
    },
    {
      "nct_id": "NCT00004917",
      "title": "Radiation Therapy With or Without Epoetin Alfa in Treating Anemic Patients With Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia",
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "epoetin alfa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2000-06",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 240,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 180 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004917"
    },
    {
      "nct_id": "NCT03239834",
      "title": "Clinical Evaluation of the OncAlert RAPID in Subjects Presenting for Evaluation and/or Initial Biopsy; Impact on Decision-Making",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Palatal Neoplasms",
        "Lip Neoplasm",
        "Gingival Neoplasms",
        "Leukoplakia, Oral",
        "Tongue Neoplasms",
        "Oropharyngeal Neoplasms",
        "Oral Ulcer"
      ],
      "interventions": [
        {
          "name": "OncAlert",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vigilant Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "23 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "23 Years and older"
      },
      "enrollment_count": 893,
      "start_date": "2017-09-07",
      "completion_date": "2020-12-20",
      "has_results": false,
      "last_update_posted_date": "2021-08-12",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 26,
      "location_summary": "Beverly Hills, California • La Mesa, California • Loma Linda, California + 22 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Roseville",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03239834"
    },
    {
      "nct_id": "NCT03916809",
      "title": "EMST in Patients Undergoing CRT for HNCA",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Neoplasms",
        "Deglutition Disorders"
      ],
      "interventions": [
        {
          "name": "EMST",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Milwaukee",
      "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": "2017-07-12",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-04",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 2,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03916809"
    },
    {
      "nct_id": "NCT00473564",
      "title": "Robotic Assisted Surgery in Upper Aerodigestive Tract Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Oropharyngeal Cancer",
        "Hypopharyngeal Cancer",
        "Upper Aerodigestive Tract Neoplasms"
      ],
      "interventions": [
        {
          "name": "da Vinci® Robotic System",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2007-02",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2016-03-08",
      "last_synced_at": "2026-10-10T04:54:10.479Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00473564"
    }
  ]
}