{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hormone+Receptor+Negative+Tumor", "query": { "condition": "Hormone Receptor Negative Tumor" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 271, "total_pages": 28, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hormone+Receptor+Negative+Tumor&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-06-25T17:21:43.218Z", "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": "NCT04379570", "title": "Additional Support Program Via Text Messaging and Telephone-Based Counseling for Breast Cancer Patients Receiving Hormonal Therapy", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Anatomic Stage I Breast Cancer AJCC v8", "Anatomic Stage II Breast Cancer AJCC v8", "Anatomic Stage III Breast Cancer AJCC v8", "HER2 Negative Breast Carcinoma", "Hormone Receptor Positive Breast Carcinoma", "Invasive Breast Carcinoma", "Prognostic Stage I Breast Cancer AJCC v8", "Prognostic Stage II Breast Cancer AJCC v8", "Prognostic Stage III Breast Cancer AJCC v8" ], "interventions": [ { "name": "Educational Intervention", "type": "OTHER" }, { "name": "Text Message-based Navigation Intervention", "type": "OTHER" }, { "name": "Motivational Interviewing", "type": "BEHAVIORAL" }, { "name": "Best Practice", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" } ], "intervention_types": [ "OTHER", "BEHAVIORAL" ], "sponsor": "Alliance for Clinical Trials in Oncology", "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": 1167, "start_date": "2021-02-15", "completion_date": "2026-08-31", "has_results": false, "last_update_posted_date": "2025-09-08", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 526, "location_summary": "Birmingham, Alabama • Fairbanks, Alaska • Gilbert, Arizona + 406 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Fairbanks", "state": "Alaska" }, { "city": "Gilbert", "state": "Arizona" }, { "city": "Peoria", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT04379570" }, { "nct_id": "NCT05104866", "title": "A Phase-3, Open-Label, Randomized Study of Dato-DXd Versus Investigator's Choice of Chemotherapy (ICC) in Participants With Inoperable or Metastatic HR-Positive, HER2-Negative Breast Cancer Who Have Been Treated With One or Two Prior Lines of Systemic Chemotherapy (TROPION-Breast01)", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Breast Cancer" ], "interventions": [ { "name": "Dato-DXd", "type": "DRUG" }, { "name": "Capecitabine", "type": "DRUG" }, { "name": "Gemcitabine", "type": "DRUG" }, { "name": "Eribulin", "type": "DRUG" }, { "name": "Vinorelbine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "AstraZeneca", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 732, "start_date": "2021-10-18", "completion_date": "2026-07-31", "has_results": true, "last_update_posted_date": "2026-05-05", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 14, "location_summary": "Duarte, California • Los Angeles, California • Palo Alto, California + 10 more", "locations": [ { "city": "Duarte", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Palo Alto", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "Jacksonville", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT05104866" }, { "nct_id": "NCT01272037", "title": "Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Breast Ductal Carcinoma In Situ", "Invasive Breast Carcinoma", "Multicentric Breast Carcinoma", "Multifocal Breast Carcinoma", "Synchronous Bilateral Breast Carcinoma" ], "interventions": [ { "name": "Anastrozole", "type": "DRUG" }, { "name": "Exemestane", "type": "DRUG" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Letrozole", "type": "DRUG" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Systemic Chemotherapy", "type": "DRUG" }, { "name": "Tamoxifen Citrate", "type": "DRUG" } ], "intervention_types": [ "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": 5018, "start_date": "2011-02-28", "completion_date": "2027-01-08", "has_results": true, "last_update_posted_date": "2026-06-17", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1436, "location_summary": "Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 882 more", "locations": [ { "city": "Anniston", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT01272037" }, { "nct_id": "NCT02236572", "title": "Neoadj ph 2 AI Plus Everolimus in Postmenopausal Women w/ ER Pos/HER2 Neg, Low Risk Score", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Breast Cancer" ], "interventions": [ { "name": "Everolimus", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Yale University", "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": 17, "start_date": "2014-11-29", "completion_date": "2021-03-01", "has_results": true, "last_update_posted_date": "2022-02-01", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1, "location_summary": "New Haven, Connecticut", "locations": [ { "city": "New Haven", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT02236572" }, { "nct_id": "NCT07310420", "title": "A Trial to Evaluate Ovarian Suppression Following Subcutaneous ZOLADEX 10.8 mg in Premenopausal Women With HR+, HER2- Advanced Breast Cancer", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Advanced Breast Cancer" ], "interventions": [ { "name": "ZOLADEX", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "TerSera Therapeutics LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "55 Years", "sex": "FEMALE", "summary": "18 Years to 55 Years · Female only" }, "enrollment_count": 88, "start_date": "2026-06-30", "completion_date": "2027-03-30", "has_results": false, "last_update_posted_date": "2026-06-03", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 11, "location_summary": "Hot Springs, Arkansas • Washington D.C., District of Columbia • Ocoee, Florida + 8 more", "locations": [ { "city": "Hot Springs", "state": "Arkansas" }, { "city": "Washington D.C.", "state": "District of Columbia" }, { "city": "Ocoee", "state": "Florida" }, { "city": "Savannah", "state": "Georgia" }, { "city": "Lisle", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT07310420" }, { "nct_id": "NCT01522820", "title": "Vaccine Therapy With or Without Sirolimus in Treating Patients With NY-ESO-1 Expressing Solid Tumors", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Anaplastic Astrocytoma", "Anaplastic Oligoastrocytoma", "Anaplastic Oligodendroglioma", "Estrogen Receptor Negative", "Estrogen Receptor Positive", "Glioblastoma", "Hormone-Resistant Prostate Cancer", "Metastatic Prostate Carcinoma", "Metastatic Renal Cell Cancer", "Recurrent Adult Brain Neoplasm", "Recurrent Bladder Carcinoma", "Recurrent Breast Carcinoma", "Recurrent Colorectal Carcinoma", "Recurrent Esophageal Carcinoma", "Recurrent Gastric Carcinoma", "Recurrent Hepatocellular Carcinoma", "Recurrent Lung Carcinoma", "Recurrent Melanoma", "Recurrent Ovarian Carcinoma", "Recurrent Prostate Carcinoma", "Recurrent Renal Cell Carcinoma", "Recurrent Uterine Corpus Carcinoma", "Resectable Hepatocellular Carcinoma", "Sarcoma", "Stage IA Breast Cancer", "Stage IA Ovarian Cancer", "Stage IA Uterine Corpus Cancer", "Stage IB Breast Cancer", "Stage IB Ovarian Cancer", "Stage IB Uterine Corpus Cancer", "Stage IC Ovarian Cancer", "Stage II Uterine Corpus Cancer", "Stage IIA Breast Cancer", "Stage IIA Lung Carcinoma", "Stage IIA Ovarian Cancer", "Stage IIB Breast Cancer", "Stage IIB Esophageal Cancer", "Stage IIB Lung Carcinoma", "Stage IIB Ovarian Cancer", "Stage IIB Skin Melanoma", "Stage IIC Ovarian Cancer", "Stage IIC Skin Melanoma", "Stage IIIA Breast Cancer", "Stage IIIA Esophageal Cancer", "Stage IIIA Lung Carcinoma", "Stage IIIA Ovarian Cancer", "Stage IIIA Skin Melanoma", "Stage IIIA Uterine Corpus Cancer", "Stage IIIB Breast Cancer", "Stage IIIB Esophageal Cancer", "Stage IIIB Ovarian Cancer", "Stage IIIB Skin Melanoma", "Stage IIIB Uterine Corpus Cancer", "Stage IIIC Breast Cancer", "Stage IIIC Esophageal Cancer", "Stage IIIC Ovarian Cancer", "Stage IIIC Skin Melanoma", "Stage IIIC Uterine Corpus Cancer", "Stage IV Bladder Urothelial Carcinoma", "Stage IV Esophageal Cancer", "Stage IV Ovarian Cancer", "Stage IV Prostate Cancer", "Stage IV Skin Melanoma", "Stage IVA Uterine Corpus Cancer", "Stage IVB Uterine Corpus Cancer" ], "interventions": [ { "name": "DEC-205/NY-ESO-1 Fusion Protein CDX-1401", "type": "BIOLOGICAL" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Pharmacological Study", "type": "OTHER" }, { "name": "Sirolimus", "type": "DRUG" } ], "intervention_types": [ "BIOLOGICAL", "OTHER", "DRUG" ], "sponsor": "Roswell Park Cancer Institute", "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": "2012-03", "completion_date": "2016-07", "has_results": false, "last_update_posted_date": "2016-10-04", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1, "location_summary": "Buffalo, New York", "locations": [ { "city": "Buffalo", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01522820" }, { "nct_id": "NCT02871791", "title": "Palbociclib With Everolimus + Exemestane In BC", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Human Epidermal Growth Factor 2 Negative Carcinoma of Breast", "Hormone Receptor (HR)-Positive Breast Cancer" ], "interventions": [ { "name": "Palbociclib", "type": "DRUG" }, { "name": "Everolimus", "type": "DRUG" }, { "name": "Exemestane", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Dana-Farber Cancer Institute", "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": "2016-08-24", "completion_date": "2021-09", "has_results": true, "last_update_posted_date": "2022-08-29", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT02871791" }, { "nct_id": "NCT01674140", "title": "S1207 Hormone Therapy With or Without Everolimus in Treating Patients With Breast Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Breast Cancer" ], "interventions": [ { "name": "anastrozole", "type": "DRUG" }, { "name": "everolimus", "type": "DRUG" }, { "name": "exemestane", "type": "DRUG" }, { "name": "goserelin acetate", "type": "DRUG" }, { "name": "letrozole", "type": "DRUG" }, { "name": "leuprolide acetate", "type": "DRUG" }, { "name": "tamoxifen citrate", "type": "DRUG" }, { "name": "placebo", "type": "OTHER" } ], "intervention_types": [ "DRUG", "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": 1939, "start_date": "2013-09-12", "completion_date": "2030-01", "has_results": true, "last_update_posted_date": "2026-02-10", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1455, "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 887 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT01674140" }, { "nct_id": "NCT04460911", "title": "Treatment Patterns and Clinical Outcomes Among Patients With HR+/HER2- mBC Receiving Palbociclib Combination Therapy in the US Community Oncology Setting.", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Breast Cancer" ], "interventions": [], "intervention_types": [], "sponsor": "Pfizer", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 317, "start_date": "2019-10-19", "completion_date": "2022-04-01", "has_results": true, "last_update_posted_date": "2024-01-11", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04460911" }, { "nct_id": "NCT02015559", "title": "Mucoadhesive Oral Wound Rinse in Preventing and Treating Stomatitis in Patients With ER- or PR-Positive Metastatic or Locally Recurrent Breast Cancer That Cannot be Removed by Surgery Receiving Everolimus", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Estrogen Receptor-positive Breast Cancer", "HER2-negative Breast Cancer", "Oral Complications", "Progesterone Receptor-positive Breast Cancer", "Recurrent Breast Cancer", "Stage IIIB Breast Cancer", "Stage IIIC Breast Cancer", "Stage IV Breast Cancer" ], "interventions": [ { "name": "mucoadhesive oral wound rinse", "type": "DRUG" }, { "name": "laboratory biomarker analysis", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Jonsson Comprehensive Cancer 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": 61, "start_date": "2014-10-08", "completion_date": "2018-11-30", "has_results": false, "last_update_posted_date": "2020-09-21", "last_synced_at": "2026-06-25T17:21:43.218Z", "location_count": 1, "location_summary": "Los Angeles, California", "locations": [ { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT02015559" } ] }