{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=28",
    "query": {
      "intervention": "Patient Questionnaire",
      "page": 28
    },
    "page_size": 10
  },
  "pagination": {
    "page": 28,
    "page_size": 10,
    "total_count": 3501,
    "total_pages": 351,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=29&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=27&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T01:44:08.638Z",
  "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": "NCT02217709",
      "title": "Phenelzine Sulfate in Treating Patients With Non-metastatic Recurrent Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Prostate",
        "Recurrent Prostate Cancer",
        "Stage I Prostate Cancer",
        "Stage IIA Prostate Cancer",
        "Stage IIB Prostate Cancer",
        "Stage III Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "phenelzine sulfate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "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": 26,
      "start_date": "2014-09-08",
      "completion_date": "2020-06-29",
      "has_results": true,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 4,
      "location_summary": "Beverly Hills, California • Los Angeles, California • Pasadena, California",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02217709"
    },
    {
      "nct_id": "NCT05567198",
      "title": "Gonadotropin-releasing Hormone Agonist (GnRHa) in Ovarian Preservation in SLE Subjects Receiving Cyclophosphamide as Determined by Questionnaires",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Systemic Lupus Erythematosus (Sle)",
        "Primary Ovarian Insufficiency (Poi)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2023-03-03",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05567198"
    },
    {
      "nct_id": "NCT04767984",
      "title": "Testing Atorvastatin to Lower Colon Cancer Risk in Longstanding Ulcerative Colitis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Carcinoma",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Atorvastatin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Biopsy of Colon",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "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": 42,
      "start_date": "2021-09-24",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Kansas City, Kansas",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04767984"
    },
    {
      "nct_id": "NCT00601133",
      "title": "Function and Balance for Inpatient Rehabilitation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Walking Test",
          "type": "OTHER"
        },
        {
          "name": "Balance Test",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diary",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 24,
      "start_date": "2008-01",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2013-01-10",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00601133"
    },
    {
      "nct_id": "NCT06121193",
      "title": "Using Interventional Informatics to Address Social Determinants of Health During Clinical Care Visits to Promote Behavior Change and PREVENT Cardiovascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "PREVENT tool",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wait-list Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 36,
      "start_date": "2020-06-01",
      "completion_date": "2021-08-31",
      "has_results": false,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06121193"
    },
    {
      "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": "2026-10-25T01:44:08.638Z",
      "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": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00827333"
    },
    {
      "nct_id": "NCT02849704",
      "title": "Fat Malabsorption in Chronic Pancreatitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pancreatitis"
      ],
      "interventions": [
        {
          "name": "Creon36™",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 48,
      "start_date": "2016-10-13",
      "completion_date": "2017-11-01",
      "has_results": true,
      "last_update_posted_date": "2019-05-03",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02849704"
    },
    {
      "nct_id": "NCT00728104",
      "title": "The Use of L-Carnitine And CoQ10 Supplements In the Treatment of Cyclic Vomiting Syndrome (CVS)",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cyclic Vomiting Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2007-10",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-02-06",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00728104"
    },
    {
      "nct_id": "NCT03186638",
      "title": "Low-Dose Ibuprofen in Improving Cognitive Impairment in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cognitive Impairment",
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Rochester NCORP Research Base",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 87,
      "start_date": "2017-05-26",
      "completion_date": "2022-06-01",
      "has_results": true,
      "last_update_posted_date": "2023-09-25",
      "last_synced_at": "2026-10-25T01:44:08.638Z",
      "location_count": 169,
      "location_summary": "Burbank, California • Lewes, Delaware • Newark, Delaware + 99 more",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Lewes",
          "state": "Delaware"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03186638"
    }
  ]
}