{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+administration",
    "query": {
      "intervention": "Questionnaire administration"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2995,
    "total_pages": 300,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+administration&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T20:42:05.496Z",
  "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": "NCT03743649",
      "title": "Haloperidol and Lorazepam in Controlling Symptoms of Persistent Agitated Delirium in Patients With Advanced Cancer Undergoing Palliative Care",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Delirium",
        "Locally Advanced Malignant Neoplasm",
        "Metastatic Malignant Neoplasm",
        "Recurrent Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Haloperidol",
          "type": "DRUG"
        },
        {
          "name": "Lorazepam",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 110,
      "start_date": "2019-07-17",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • Richmond, Virginia",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03743649"
    },
    {
      "nct_id": "NCT00919997",
      "title": "Human Papilloma Virus Infection in HIV-Positive Indian Men Who Have Sex With Men",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nonneoplastic Condition",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "fluorescence activated cell sorting",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "study of high risk factors",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "AIDS Malignancy Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 302,
      "start_date": "2009-07",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2015-10-05",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00919997"
    },
    {
      "nct_id": "NCT00830310",
      "title": "Customized Medication Adherence Enhancement for Adults With Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Psychoeducation module",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Substance use module",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Improved communication/rapport with provider module",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication routines management module",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University Hospitals Cleveland 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": 43,
      "start_date": "2009-01",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2014-12-30",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00830310"
    },
    {
      "nct_id": "NCT01665508",
      "title": "Study to Evaluate Effect of Nebivolol on Angina in Women With Microvascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Microvascular Angina"
      ],
      "interventions": [
        {
          "name": "Nebivolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 80 Years · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2013-04",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2017-04-20",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01665508"
    },
    {
      "nct_id": "NCT04654117",
      "title": "Examining the Active Ingredients of Consultation of a Parent-mediated Intervention for Autism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder"
      ],
      "interventions": [
        {
          "name": "Consultee-centered administrative consultation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Michigan 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": 41,
      "start_date": "2021-10-01",
      "completion_date": "2023-03-30",
      "has_results": true,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "East Lansing, Michigan",
      "locations": [
        {
          "city": "East Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04654117"
    },
    {
      "nct_id": "NCT02226497",
      "title": "Telemonitoring Device in Managing Outpatient Care of Patients With Myelodysplastic Syndrome or Acute Myeloid Leukemia After Intensive Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Health Telemonitoring",
          "type": "DEVICE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Supportive Care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 24,
      "start_date": "2015-01-09",
      "completion_date": "2018-08-30",
      "has_results": false,
      "last_update_posted_date": "2020-01-10",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02226497"
    },
    {
      "nct_id": "NCT00903474",
      "title": "Mindful Movement Program in Improving Quality of Life in Older Female Breast Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorder",
        "Breast Cancer",
        "Cancer Survivor",
        "Cognitive/Functional Effects",
        "Depression",
        "Psychosocial Effects of Cancer and Its Treatment"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "CAM exercise therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "stress management therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 49,
      "start_date": "2008-08",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00903474"
    },
    {
      "nct_id": "NCT02454517",
      "title": "Diet and Exercise Program to Promote Weight Loss and Improve Health in Men With Low- or Low-Intermediate-Risk Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Stage I Prostate Cancer AJCC V7",
        "Stage IIA Prostate Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Behavioral Dietary Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 117,
      "start_date": "2016-05-19",
      "completion_date": "2021-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02454517"
    },
    {
      "nct_id": "NCT02339740",
      "title": "Tretinoin and Arsenic Trioxide in Treating Patients With Untreated Acute Promyelocytic Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Promyelocytic Leukemia With t(15;17)(q24.1;q21.2); PML-RARA"
      ],
      "interventions": [
        {
          "name": "Arsenic Trioxide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Idarubicin",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Mitoxantrone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tretinoin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Months to 21 Years"
      },
      "enrollment_count": 158,
      "start_date": "2015-07-21",
      "completion_date": "2029-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 152,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 121 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02339740"
    },
    {
      "nct_id": "NCT03482791",
      "title": "Proton Beam Therapy in the Treatment of Esophageal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Esophagus Cancer",
        "Esophageal Cancer",
        "Cancer of the Esophagus"
      ],
      "interventions": [
        {
          "name": "Proton beam therapy",
          "type": "RADIATION"
        },
        {
          "name": "Patient-Reported Outcome Measures",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 22,
      "start_date": "2018-04-19",
      "completion_date": "2026-08-09",
      "has_results": true,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-09-02T20:42:05.496Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482791"
    }
  ]
}