{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Side-effect+questionnaires&page=2",
    "query": {
      "intervention": "Side-effect questionnaires",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Side-effect+questionnaires&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T01:57:58.633Z",
  "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": "NCT06596759",
      "title": "Diaphragmatic Breathing for the Treatment of Bloating and Distension",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bloating"
      ],
      "interventions": [
        {
          "name": "Diaphragmatic Breathing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2024-10-21",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06596759"
    },
    {
      "nct_id": "NCT04449679",
      "title": "Real-Time Monitoring of Chemotherapy Side-Effects in Patients With Gastrointestinal Cancers, RT-CAMSS Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Clinical Stage 0 Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage 0 Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage 0 Gastric Cancer AJCC v8",
        "Clinical Stage I Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage I Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage I Gastric Cancer AJCC v8",
        "Clinical Stage II Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage II Gastric Cancer AJCC v8",
        "Clinical Stage IIA Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IIA Gastric Cancer AJCC v8",
        "Clinical Stage IIB Gastric Cancer AJCC v8",
        "Clinical Stage III Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IV Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Clinical Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IVA Gastric Cancer AJCC v8",
        "Clinical Stage IVB Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IVB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IVB Gastric Cancer AJCC v8",
        "Pathologic Stage 0 Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage 0 Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage 0 Gastric Cancer AJCC v8",
        "Pathologic Stage I Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage I Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage I Gastric Cancer AJCC v8",
        "Pathologic Stage IA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IA Gastric Cancer AJCC v8",
        "Pathologic Stage IB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IB Gastric Cancer AJCC v8",
        "Pathologic Stage IC Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage II Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage II Gastric Cancer AJCC v8",
        "Pathologic Stage IIA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIA Gastric Cancer AJCC v8",
        "Pathologic Stage IIB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIB Gastric Cancer AJCC v8",
        "Pathologic Stage III Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage III Gastric Cancer AJCC v8",
        "Pathologic Stage IIIA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIIA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIIA Gastric Cancer AJCC v8",
        "Pathologic Stage IIIB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIIB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIIB Gastric Cancer AJCC v8",
        "Pathologic Stage IIIC Gastric Cancer AJCC v8",
        "Pathologic Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IV Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IV Gastric Cancer AJCC v8",
        "Pathologic Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IVB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IVB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Stage 0 Colorectal Cancer AJCC v8",
        "Stage 0 Pancreatic Cancer AJCC v8",
        "Stage I Colorectal Cancer AJCC v8",
        "Stage I Pancreatic Cancer AJCC v8",
        "Stage IA Pancreatic Cancer AJCC v8",
        "Stage IB Pancreatic Cancer AJCC v8",
        "Stage II Colorectal Cancer AJCC v8",
        "Stage II Pancreatic Cancer AJCC v8",
        "Stage IIA Colorectal Cancer AJCC v8",
        "Stage IIA Pancreatic Cancer AJCC v8",
        "Stage IIB Colorectal Cancer AJCC v8",
        "Stage IIB Pancreatic Cancer AJCC v8",
        "Stage IIC Colorectal Cancer AJCC v8",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage III Pancreatic Cancer AJCC v8",
        "Stage IIIA Colorectal Cancer AJCC v8",
        "Stage IIIB Colorectal Cancer AJCC v8",
        "Stage IIIC Colorectal Cancer AJCC v8",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Patient Monitoring System",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Consultation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2020-04-15",
      "completion_date": "2022-02-24",
      "has_results": false,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04449679"
    },
    {
      "nct_id": "NCT03233854",
      "title": "CD19/CD22 Chimeric Antigen Receptor (CAR) T Cells With or Without NKTR-255 in Adults With Recurrent or Refractory B Cell Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "CD19 Positive",
        "Minimal Residual Disease",
        "Philadelphia Chromosome Positive"
      ],
      "interventions": [
        {
          "name": "Chimeric Antigen Receptor T-Cell Therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "NKTR-255",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2017-09-01",
      "completion_date": "2035-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03233854"
    },
    {
      "nct_id": "NCT01473680",
      "title": "Neuropsychologic and Electrophysiological Features of Cancer-Related Cognitive Side Effects in Racial and Ethnic Minority Breast Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "EEG, Neuropsychological Evaluation, Psychological Questionnaires, Medical Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "61 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 61 Years · Female only"
      },
      "enrollment_count": 2,
      "start_date": "2011-11",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2012-09-13",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 4,
      "location_summary": "New York, New York • The Bronx, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01473680"
    },
    {
      "nct_id": "NCT06310772",
      "title": "Assessing Comorbidities in Epilepsy Using Eye Movement Recordings",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Childhood Absence Epilepsy",
        "Absence Seizures",
        "Epilepsy Comorbidities"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Eysz, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "4 Years to 12 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-04-15",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 2,
      "location_summary": "Orange, California • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06310772"
    },
    {
      "nct_id": "NCT03602014",
      "title": "Dose Response to the Norepinephrine Precursor Droxidopa in Hypotensive Individuals With Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypotension, Orthostatic",
        "Hypotension",
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Northera",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "James J. Peters Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 22,
      "start_date": "2018-06-01",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-03-07",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 2,
      "location_summary": "New York, New York • The Bronx, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03602014"
    },
    {
      "nct_id": "NCT00748267",
      "title": "Hypnosis in Reducing Pain and Other Side Effects in Women Undergoing Surgery for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorder",
        "Breast Cancer",
        "Nausea and Vomiting",
        "Pain"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "hypnotherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "therapeutic conventional surgery",
          "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": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2008-08",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-03-07",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00748267"
    },
    {
      "nct_id": "NCT02851914",
      "title": "SSRIs vs. TCAs for Depression in ALS Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Depression",
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Tricyclic Antidepressants (\"TCA\")",
          "type": "DRUG"
        },
        {
          "name": "Selective Serotonin Uptake Inhibitors (\"SSRI\")",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Louis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "25 Years to 80 Years"
      },
      "enrollment_count": 2,
      "start_date": "2015-07-21",
      "completion_date": "2019-05-30",
      "has_results": false,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02851914"
    },
    {
      "nct_id": "NCT02295956",
      "title": "Preoperative Rehabilitation During Neoadjuvant Therapy for Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "OTHER"
        },
        {
          "name": "Nutrition Counseling",
          "type": "OTHER"
        },
        {
          "name": "Phone Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Booklet",
          "type": "OTHER"
        }
      ],
      "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": 75,
      "start_date": "2015-02-02",
      "completion_date": "2019-06-06",
      "has_results": false,
      "last_update_posted_date": "2019-06-12",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02295956"
    },
    {
      "nct_id": "NCT04018300",
      "title": "Iron Supplementation and Side Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Iron Deficiency Anemia",
        "Iron Overload"
      ],
      "interventions": [
        {
          "name": "Ferrous sulfate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Aspiron",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Iowa State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2018-01-08",
      "completion_date": "2018-04-18",
      "has_results": false,
      "last_update_posted_date": "2019-07-12",
      "last_synced_at": "2026-09-13T01:57:58.633Z",
      "location_count": 1,
      "location_summary": "Ames, Iowa",
      "locations": [
        {
          "city": "Ames",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04018300"
    }
  ]
}