{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Symptom+Questionnaires&page=6",
    "query": {
      "intervention": "Symptom Questionnaires",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 795,
    "total_pages": 80,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Symptom+Questionnaires&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Symptom+Questionnaires&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T11:39:39.118Z",
  "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": "NCT01555021",
      "title": "Pharmacogenomics for Antidepressant Guidance and Education",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Genotyping assays",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": 4,
      "start_date": "2011-12",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2018-11-05",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01555021"
    },
    {
      "nct_id": "NCT04252625",
      "title": "Trial of Quercetin, Bromelain, Rye Flower Pollen & Papain on Reducing Severity of Radiation-Induced Prostatitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Q-Urol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2022-11-14",
      "completion_date": "2024-01-25",
      "has_results": true,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 2,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04252625"
    },
    {
      "nct_id": "NCT02514252",
      "title": "Sublingual Fentanyl for the Management of Breakthrough Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Cancers"
      ],
      "interventions": [
        {
          "name": "Fentanyl Sublingual Spray (FSS)",
          "type": "DRUG"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mental Ability Tests",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Study Diary",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 6,
      "start_date": "2016-02-02",
      "completion_date": "2019-11-04",
      "has_results": true,
      "last_update_posted_date": "2021-05-18",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02514252"
    },
    {
      "nct_id": "NCT02863081",
      "title": "Helping Older Persons Emerge Stronger",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Delirium",
        "Ventilators",
        "Pain",
        "Agitation",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        },
        {
          "name": "interview",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ohio State University",
      "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": "2016-07",
      "completion_date": "2017-07-01",
      "has_results": false,
      "last_update_posted_date": "2017-09-19",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02863081"
    },
    {
      "nct_id": "NCT04140344",
      "title": "The NOTICE Study: Neurosurgery and OrThopedIcs Communication Evaluation Study Following Lumbar Fusions",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lumbar Spine Degeneration",
        "Lumbar Spine Instability",
        "Lumbar Spondylosis"
      ],
      "interventions": [
        {
          "name": "Text Message Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 224,
      "start_date": "2023-09-07",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04140344"
    },
    {
      "nct_id": "NCT02253238",
      "title": "Sensor-Assisted Prevention of Dehydration in Head and Neck Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "Quality of Life Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Management Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitoring Devices",
          "type": "OTHER"
        },
        {
          "name": "Symptoms Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Device Usability Survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 427,
      "start_date": "2014-01-07",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02253238"
    },
    {
      "nct_id": "NCT04253964",
      "title": "Pilot Study of Performance Status 2 vs. Performance Status 0-1 Non-small Cell Lung Cancer Patients Treated With Chemo/Immunotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nonsmall Cell Lung Cancer",
        "Performance Status"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Cemiplimab-Rwlc",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Nab paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Quality of Life Questionnaire, lung cancer-specific (QLQ-LC13)",
          "type": "OTHER"
        },
        {
          "name": "QLQ-C30 Global Health/Quality of Life Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "COPD Assessment Test and modified Medical Research Council Dyspnea Patient Reported Outcomes",
          "type": "OTHER"
        },
        {
          "name": "PROMIS and FACT-G Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Sleep Disorder Assessments (ISI, Berlin Sleep Questionnaire)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 105,
      "start_date": "2020-07-01",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 2,
      "location_summary": "Charlotte, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04253964"
    },
    {
      "nct_id": "NCT04196933",
      "title": "Analysis of Vestibular Compensation Following Clinical Intervention for Vestibular Schwannoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine",
        "Vestibular Migraine",
        "Vestibular Schwannoma",
        "Motion Sickness",
        "Dizziness",
        "Vestibular Disorder"
      ],
      "interventions": [
        {
          "name": "Temporal Binding Adaptation - PSS training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Temporal Binding Adaptation - PSS adaptation with VI stimulation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Chronic Motion-modulated Stimulation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "8 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-09-05",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-16",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04196933"
    },
    {
      "nct_id": "NCT00827333",
      "title": "Palliative Care Teaching Sessions for Family Caregivers of Patients With Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "end-of-life treatment/management",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 372,
      "start_date": "2009-09",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2016-08-02",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00827333"
    },
    {
      "nct_id": "NCT04614974",
      "title": "Initiation of Acid Suppression Therapy Prospective Outcomes for Laryngomalacia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Laryngomalacia",
        "Gastro Esophageal Reflux"
      ],
      "interventions": [
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Speech Language Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Reema Padia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Months",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "0 Months to 6 Months"
      },
      "enrollment_count": 65,
      "start_date": "2020-11-18",
      "completion_date": "2024-05-17",
      "has_results": true,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-10-24T11:39:39.118Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04614974"
    }
  ]
}