{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=50", "query": { "intervention": "Ancillary Study", "page": 50 }, "page_size": 10 }, "pagination": { "page": 50, "page_size": 10, "total_count": 2162, "total_pages": 217, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=51&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=49&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-24T21:40:24.765Z", "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": "NCT00003350", "title": "Paclitaxel Compared With Doxorubicin in Treating Patients With Advanced AIDS-Related Kaposi's Sarcoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "AIDS-related Kaposi Sarcoma" ], "interventions": [ { "name": "paclitaxel", "type": "DRUG" }, { "name": "pegylated liposomal doxorubicin hydrochloride", "type": "DRUG" }, { "name": "laboratory biomarker analysis", "type": "OTHER" }, { "name": "quality-of-life assessment", "type": "PROCEDURE" } ], "intervention_types": [ "DRUG", "OTHER", "PROCEDURE" ], "sponsor": "National Cancer Institute (NCI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 240, "start_date": "1999-03", "completion_date": null, "has_results": false, "last_update_posted_date": "2013-01-10", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00003350" }, { "nct_id": "NCT02728596", "title": "S1415CD, Trial Assessing CSF Prescribing Effectiveness and Risk (TrACER)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Febrile Neutropenia", "Stage 0 Breast Cancer", "Stage 0 Colorectal Cancer", "Stage 0 Non-Small Cell Lung Cancer", "Stage I Colorectal Cancer", "Stage IA Breast Cancer", "Stage IA Non-Small Cell Lung Carcinoma", "Stage IB Breast Cancer", "Stage IB Non-Small Cell Lung Carcinoma", "Stage IIA Breast Cancer", "Stage IIA Colorectal Cancer", "Stage IIA Non-Small Cell Lung Carcinoma", "Stage IIB Breast Cancer", "Stage IIB Colorectal Cancer", "Stage IIB Non-Small Cell Lung Carcinoma", "Stage IIC Colorectal Cancer", "Stage IIIA Breast Cancer", "Stage IIIA Colorectal Cancer", "Stage IIIA Non-Small Cell Lung Cancer", "Stage IIIB Breast Cancer", "Stage IIIB Colorectal Cancer", "Stage IIIB Non-Small Cell Lung Cancer", "Stage IIIC Breast Cancer", "Stage IIIC Colorectal Cancer", "Stage IV Breast Cancer", "Stage IV Non-Small Cell Lung Cancer", "Stage IVA Colorectal Cancer", "Stage IVB Colorectal Cancer" ], "interventions": [ { "name": "Preventive Intervention", "type": "OTHER" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "SWOG Cancer Research Network", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 3665, "start_date": "2016-10-07", "completion_date": "2021-08-12", "has_results": true, "last_update_posted_date": "2022-10-20", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 159, "location_summary": "Jonesboro, Arkansas • Martinez, California • Augusta, Georgia + 134 more", "locations": [ { "city": "Jonesboro", "state": "Arkansas" }, { "city": "Jonesboro", "state": "Arkansas" }, { "city": "Martinez", "state": "California" }, { "city": "Augusta", "state": "Georgia" }, { "city": "Savannah", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT02728596" }, { "nct_id": "NCT04562480", "title": "Radiation Therapy Before Surgery for Localized, Resectable Soft Tissue Sarcoma of the Extremity and Superficial Trunk", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Resectable Soft Tissue Sarcoma", "Stage I Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8", "Stage IA Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8", "Stage IB Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8", "Stage II Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8" ], "interventions": [ { "name": "Hypofractionated Radiation Therapy", "type": "RADIATION" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" }, { "name": "Resection", "type": "PROCEDURE" } ], "intervention_types": [ "RADIATION", "OTHER", "PROCEDURE" ], "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": 120, "start_date": "2020-11-30", "completion_date": "2029-10-31", "has_results": true, "last_update_posted_date": "2026-02-04", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 3, "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT04562480" }, { "nct_id": "NCT04340141", "title": "Testing the Use of the Usual Chemotherapy Before and After Surgery for Removable Pancreatic Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Pancreatic Adenosquamous Carcinoma", "Resectable Pancreatic Adenocarcinoma", "Stage I Pancreatic Cancer AJCC v8", "Stage II Pancreatic Cancer AJCC v8", "Stage III Pancreatic Cancer AJCC v8" ], "interventions": [ { "name": "Oxaliplatin", "type": "DRUG" }, { "name": "Irinotecan Hydrochloride", "type": "DRUG" }, { "name": "Leucovorin Calcium", "type": "DRUG" }, { "name": "Fluorouracil", "type": "DRUG" }, { "name": "Resection", "type": "PROCEDURE" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "DRUG", "PROCEDURE", "OTHER" ], "sponsor": "Alliance for Clinical Trials in Oncology", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 358, "start_date": "2020-10-13", "completion_date": "2030-11-01", "has_results": false, "last_update_posted_date": "2026-09-04", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 441, "location_summary": "Birmingham, Alabama • Fairhope, Alabama • Mobile, Alabama + 325 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Fairhope", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT04340141" }, { "nct_id": "NCT05038254", "title": "Enhanced Outpatient Symptom Management to Reduce Acute Care Visits Due to Chemotherapy-Related Adverse Events", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "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", "Metastatic Colon Carcinoma", "Metastatic Esophageal Carcinoma", "Metastatic Gastric Carcinoma", "Metastatic Liver Carcinoma", "Metastatic Malignant Digestive System Neoplasm", "Metastatic Malignant Small Intestinal Neoplasm", "Metastatic Malignant Thoracic Neoplasm", "Metastatic Pancreatic Carcinoma", "Metastatic Rectal Carcinoma", "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", "Postneoadjuvant Therapy Stage IV Esophageal Adenocarcinoma AJCC v8", "Postneoadjuvant Therapy Stage IV Esophageal Squamous Cell Carcinoma AJCC v8", "Postneoadjuvant Therapy Stage IV Gastric Cancer AJCC v8", "Postneoadjuvant Therapy Stage IVA Esophageal Adenocarcinoma AJCC v8", "Postneoadjuvant Therapy Stage IVA Esophageal Squamous Cell Carcinoma AJCC v8", "Postneoadjuvant Therapy Stage IVB Esophageal Adenocarcinoma AJCC v8", "Postneoadjuvant Therapy Stage IVB Esophageal Squamous Cell Carcinoma AJCC v8", "Stage IV Colon Cancer AJCC v8", "Stage IV Hepatocellular Carcinoma AJCC v8", "Stage IV Pancreatic Cancer AJCC v8", "Stage IV Rectal Cancer AJCC v8", "Stage IV Small Intestinal, Esophageal, Colorectal, Mesenteric, and Peritoneal Gastrointestinal Stromal Tumor AJCC v8", "Stage IVA Colon Cancer AJCC v8", "Stage IVA Hepatocellular Carcinoma AJCC v8", "Stage IVA Rectal Cancer AJCC v8", "Stage IVB Colon Cancer AJCC v8", "Stage IVB Hepatocellular Carcinoma AJCC v8", "Stage IVB Rectal Cancer AJCC v8", "Stage IVC Colon Cancer AJCC v8", "Stage IVC Rectal Cancer AJCC v8" ], "interventions": [ { "name": "Best Practice", "type": "OTHER" }, { "name": "Patient Monitoring", "type": "PROCEDURE" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "OTHER", "PROCEDURE" ], "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": 750, "start_date": "2021-05-12", "completion_date": "2028-01-31", "has_results": false, "last_update_posted_date": "2026-06-16", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT05038254" }, { "nct_id": "NCT01081262", "title": "Carboplatin and Paclitaxel or Oxaliplatin and Capecitabine With or Without Bevacizumab as First-Line Therapy in Treating Patients With Newly Diagnosed Stage II-IV or Recurrent Stage I Epithelial Ovarian or Fallopian Tube Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Borderline Ovarian Mucinous Tumor", "Ovarian Mucinous Cystadenocarcinoma", "Recurrent Fallopian Tube Carcinoma", "Recurrent Ovarian Carcinoma", "Stage IA Fallopian Tube Cancer AJCC v6 and v7", "Stage IA Ovarian Cancer AJCC v6 and v7", "Stage IB Fallopian Tube Cancer AJCC v6 and v7", "Stage IB Ovarian Cancer AJCC v6 and v7", "Stage IC Fallopian Tube Cancer AJCC v6 and v7", "Stage IC Ovarian Cancer AJCC v6 and v7", "Stage IIA Fallopian Tube Cancer AJCC v6 and v7", "Stage IIA Ovarian Cancer AJCC V6 and v7", "Stage IIB Fallopian Tube Cancer AJCC v6 and v7", "Stage IIB Ovarian Cancer AJCC v6 and v7", "Stage IIC Fallopian Tube Cancer AJCC v6 and v7", "Stage IIC Ovarian Cancer AJCC v6 and v7", "Stage IIIA Fallopian Tube Cancer AJCC v7", "Stage IIIA Ovarian Cancer AJCC v6 and v7", "Stage IIIB Fallopian Tube Cancer AJCC v7", "Stage IIIB Ovarian Cancer AJCC v6 and v7", "Stage IIIC Fallopian Tube Cancer AJCC v7", "Stage IIIC Ovarian Cancer AJCC v6 and v7", "Stage IV Fallopian Tube Cancer AJCC v6 and v7", "Stage IV Ovarian Cancer AJCC v6 and v7" ], "interventions": [ { "name": "Bevacizumab", "type": "BIOLOGICAL" }, { "name": "Capecitabine", "type": "DRUG" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Oxaliplatin", "type": "DRUG" }, { "name": "Paclitaxel", "type": "DRUG" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" } ], "intervention_types": [ "BIOLOGICAL", "DRUG", "OTHER" ], "sponsor": "National Cancer Institute (NCI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 50, "start_date": "2010-10-12", "completion_date": "2027-03-12", "has_results": true, "last_update_posted_date": "2026-08-28", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 248, "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 163 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Jonesboro", "state": "Arkansas" }, { "city": "Burbank", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01081262" }, { "nct_id": "NCT03471364", "title": "Ketoconazole in Treating Participants With Ongoing EGFR Inhibitor-Induced Rash", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "EARLY_PHASE1" ], "conditions": [ "Malignant Neoplasm" ], "interventions": [ { "name": "Ketoconazole", "type": "DRUG" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Placebo Administration", "type": "OTHER" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "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": 58, "start_date": "2018-09-25", "completion_date": "2024-09-15", "has_results": false, "last_update_posted_date": "2026-09-21", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 6, "location_summary": "Danville, Illinois • Urbana, Illinois • Rochester, Minnesota + 3 more", "locations": [ { "city": "Danville", "state": "Illinois" }, { "city": "Urbana", "state": "Illinois" }, { "city": "Rochester", "state": "Minnesota" }, { "city": "Saint Louis Park", "state": "Minnesota" }, { "city": "Saint Paul", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT03471364" }, { "nct_id": "NCT07616921", "title": "A Home-Based Exercise Intervention (CAREFit-BMT) in Improving Heart Function Among Patients With High Risk Acute Myeloid Leukemia Undergoing Stem Cell Transplant", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Acute Myeloid Leukemia" ], "interventions": [ { "name": "Aerobic Exercise", "type": "OTHER" }, { "name": "Resistance Training", "type": "OTHER" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Electronic Health Record Review", "type": "OTHER" }, { "name": "Survey Administration", "type": "OTHER" }, { "name": "Interview", "type": "OTHER" } ], "intervention_types": [ "OTHER", "PROCEDURE" ], "sponsor": "University of Washington", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 30, "start_date": "2026-10-15", "completion_date": "2028-04-03", "has_results": false, "last_update_posted_date": "2026-09-11", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 1, "location_summary": "Seattle, Washington", "locations": [ { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT07616921" }, { "nct_id": "NCT07346092", "title": "Studying the Health Perceptions and Social Behaviors of Graduate Students at the Ohio State University for the Development of Effective Oral Nicotine Pouch Addictive Risk Communication", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Tobacco-Related Carcinoma" ], "interventions": [ { "name": "Preventive Intervention", "type": "OTHER" }, { "name": "Survey Administration", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Ohio State University Comprehensive Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "21 Years", "maximum_age": null, "sex": "ALL", "summary": "21 Years and older" }, "enrollment_count": 2000, "start_date": "2025-03-20", "completion_date": "2027-03-20", "has_results": false, "last_update_posted_date": "2026-03-05", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 1, "location_summary": "Columbus, Ohio", "locations": [ { "city": "Columbus", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT07346092" }, { "nct_id": "NCT04917744", "title": "Metabolite Levels in Ovarian Cancer Patients Receiving Maintenance PARP Inhibitors", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Ovarian Carcinoma" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Medical Chart Review", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "FEMALE", "summary": "Female only" }, "enrollment_count": 5, "start_date": "2021-04-01", "completion_date": "2024-02-17", "has_results": false, "last_update_posted_date": "2025-04-03", "last_synced_at": "2026-10-24T21:40:24.765Z", "location_count": 1, "location_summary": "Rochester, Minnesota", "locations": [ { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT04917744" } ] }