{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+2&page=47",
    "query": {
      "intervention": "Questionnaire 2",
      "page": 47
    },
    "page_size": 10
  },
  "pagination": {
    "page": 47,
    "page_size": 10,
    "total_count": 2135,
    "total_pages": 214,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+2&page=48&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+2&page=46&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-08T22:22:45.415Z",
  "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": "NCT01824199",
      "title": "CYP2C19 Genotype Predictor of Gastric Acid Suppression",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Esophagitis"
      ],
      "interventions": [
        {
          "name": "Omeprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2013-03",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-10-11",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01824199"
    },
    {
      "nct_id": "NCT01696734",
      "title": "Domperidone in Treating Patients With Gastrointestinal Disorders",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Digestive System Disorder",
        "Dyspepsia",
        "Esophagitis",
        "Gastroesophageal Reflux Disease",
        "Gastroparesis",
        "Heartburn",
        "Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Domperidone",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2012-10-23",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01696734"
    },
    {
      "nct_id": "NCT07588698",
      "title": "Epcoritamab in Combination With R-CHOP for Patients With Aggressive Non-Hodgkin Lymphoma",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-Hodgkin's B-cell Lymphoma",
        "Lymphoma Non-Hodgkin",
        "Diffuse Large B-Cell Lymphoma (DLBCL)"
      ],
      "interventions": [
        {
          "name": "Rituximab, Cyclophosphamide, Hydroxydaunorubicin, Oncovin, Prednisolone (R-CHOP)",
          "type": "DRUG"
        },
        {
          "name": "Epcoritamab",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood specimen collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computerized tomography (CT)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Carrie Ho, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-11-15",
      "completion_date": "2029-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07588698"
    },
    {
      "nct_id": "NCT01310842",
      "title": "Social Determinants and Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Patch Therapy",
          "type": "DRUG"
        },
        {
          "name": "Counseling Sessions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 329,
      "start_date": "2012-07",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-10-05",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01310842"
    },
    {
      "nct_id": "NCT02345629",
      "title": "Cordotomy for Refractory Cancer Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Advanced Cancers",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Cordotomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Pain/Symptom Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sharpness Sensory Testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Heat Pain Sensory Testing",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 18,
      "start_date": "2015-03-10",
      "completion_date": "2020-02-25",
      "has_results": false,
      "last_update_posted_date": "2023-06-07",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02345629"
    },
    {
      "nct_id": "NCT02570451",
      "title": "Preoperative Cognitive Screening of Surgical Patients 65 Years of Age or Older",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Patient Survey",
          "type": "OTHER"
        },
        {
          "name": "Mini Cog",
          "type": "OTHER"
        },
        {
          "name": "Independent Activities of Daily Living Score Sheet",
          "type": "OTHER"
        },
        {
          "name": "Activities of Daily Living Score Sheet",
          "type": "OTHER"
        },
        {
          "name": "Geriatric Depression Scale Short Form",
          "type": "OTHER"
        },
        {
          "name": "Confusion Assessment Method (CAM)",
          "type": "OTHER"
        },
        {
          "name": "RAND 36-Item Short Form Health Survey",
          "type": "OTHER"
        },
        {
          "name": "Grip Strength",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 711,
      "start_date": "2014-09",
      "completion_date": "2020-08",
      "has_results": false,
      "last_update_posted_date": "2021-04-15",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02570451"
    },
    {
      "nct_id": "NCT04859829",
      "title": "Autoimmune Gastrointestinal Dysmotility: Symptoms, Pathogenesis and Treatment",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dysmotility Syndrome",
        "Autoimmunity"
      ],
      "interventions": [
        {
          "name": "Current Intravenous Immunoglobulin (IVIG) treatment",
          "type": "OTHER"
        },
        {
          "name": "No Intravenous Immunoglobulin (IVIG) treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2021-04-22",
      "completion_date": "2022-09-29",
      "has_results": false,
      "last_update_posted_date": "2023-03-13",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04859829"
    },
    {
      "nct_id": "NCT05019053",
      "title": "Acceptability/Feasibility of COVID-19 Intervention",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Social Isolation",
        "Emotional Disorder"
      ],
      "interventions": [
        {
          "name": "Coping Crew",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-09-01",
      "completion_date": "2022-05-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-18",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Athens, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05019053"
    },
    {
      "nct_id": "NCT07675408",
      "title": "Validation of cueStim for Reduction of Freezing of Gait in Parkinson's Disease",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson's Disease With Freezing of Gait"
      ],
      "interventions": [
        {
          "name": "CueStim",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Fortis Medical Devices Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "60 Years to 90 Years"
      },
      "enrollment_count": 60,
      "start_date": "2026-10",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 6,
      "location_summary": "Boca Raton, Florida • Daytona Beach, Florida • Atlanta, Georgia + 3 more",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07675408"
    },
    {
      "nct_id": "NCT02450240",
      "title": "Latent Structure of Multi-level Assessments and Predictors of Outcomes in Psychiatric Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression",
        "Anxiety",
        "Eating Disorders",
        "Drug Use Disorders"
      ],
      "interventions": [
        {
          "name": "standardized diagnostic assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "self-report questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "behavioral tasks",
          "type": "BEHAVIORAL"
        },
        {
          "name": "physiological measurements",
          "type": "OTHER"
        },
        {
          "name": "structural and functional magnetic resonance imaging and EEG",
          "type": "OTHER"
        },
        {
          "name": "biomarker and microbiome assessments",
          "type": "OTHER"
        },
        {
          "name": "blood to derive induced pluripotent stem cells",
          "type": "OTHER"
        },
        {
          "name": "genetic and epigenetic assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Laureate Institute for Brain Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 1271,
      "start_date": "2015-01",
      "completion_date": "2020-06",
      "has_results": false,
      "last_update_posted_date": "2020-07-07",
      "last_synced_at": "2026-11-08T22:22:45.415Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02450240"
    }
  ]
}