[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100633297":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":20,"centralContacts":21,"locations":27,"responsibleParty":72,"collaborators":20,"id":74,"slug":75,"hasResults":76,"nctId":77,"briefTitle":78,"officialTitle":79,"acronym":17,"eligibilityCriteria":80,"healthyVolunteers":76,"sex":81,"minAge":82,"maxAge":20,"enrollmentInfo":83,"targetDuration":20,"studyType":86,"phases":87,"briefSummary":89,"conditions":90,"keywords":92,"overallStatus":30,"whyStopped":20,"lastUpdateSubmitDate":99,"lastUpdatePostDateStruct":100,"startDateStruct":103,"completionDateStruct":105,"leadSponsor":107,"locationsCount":108},{"fullName":5,"class":6},"Halda Therapeutics OpCo, Inc.","INDUSTRY",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Arm 1","EXPERIMENTAL","Oral HLD-0117 administered as a single agent on a 28-day treatment cycle.",[13],"Drug: HLD-0117",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"DRUG","HLD-0117","A treatment cycle consists of 28 days. Treatment may continue until disease progression or study discontinuation (withdrawal of consent, intercurrent illness, unacceptable adverse event or any other changes unacceptable for further treatment, etc.)",[9],null,[22],{"name":23,"role":24,"phone":25,"phoneExt":20,"email":26},"Study Information","CONTACT","844-434-4210","Participate-In-This-Study1@its.jnj.com",[28,42,52,62],{"facility":29,"status":30,"city":31,"state":32,"zip":33,"country":34,"countryCode":35,"cosmosGeoPoint":36,"geoPoint":41,"contacts":20},"Yale- New Haven Hospital- Yale Cancer Center","RECRUITING","New Haven","Connecticut","06510","United States","US",{"type":37,"coordinates":38},"Point",[39,40],-72.92816,41.30815,{"lat":40,"lon":39},{"facility":43,"status":30,"city":44,"state":45,"zip":46,"country":34,"countryCode":35,"cosmosGeoPoint":47,"geoPoint":51,"contacts":20},"Florida Cancer Specialists","Sarasota","Florida","34231",{"type":37,"coordinates":48},[49,50],-82.53065,27.33643,{"lat":50,"lon":49},{"facility":53,"status":30,"city":54,"state":55,"zip":56,"country":34,"countryCode":35,"cosmosGeoPoint":57,"geoPoint":61,"contacts":20},"SCRI Oncology Partners","Nashville","Tennessee","37203",{"type":37,"coordinates":58},[59,60],-86.78444,36.16589,{"lat":60,"lon":59},{"facility":63,"status":30,"city":64,"state":65,"zip":66,"country":34,"countryCode":35,"cosmosGeoPoint":67,"geoPoint":71,"contacts":20},"NEXT Oncology","Fairfax","Virginia","22031",{"type":37,"coordinates":68},[69,70],-77.30637,38.84622,{"lat":70,"lon":69},{"type":73,"investigatorFullName":20,"investigatorTitle":20,"investigatorAffiliation":20,"oldNameTitle":20,"oldOrganization":20},"SPONSOR","100633297","phase-1-a-study-of-hld-0117-in-patients-with-metastatic-breast-cancer-100633297",false,"NCT07524855","A Study of HLD-0117 in Patients With Metastatic Breast Cancer","A Phase 1 Study of HLD-0117 in Patients With Estrogen Receptor Positive (ER+) Metastatic Breast Cancer (MBC)","Inclusion Criteria:\n\n* Female (assigned at birth), ≥18 years old, and able to provide informed consent\n* Histologically confirmed metastatic or locally advanced breast cancer\n* Postmenopausal status defined by surgical or natural menopause, or ovarian suppression with a GnRH agonist\n* Prior treatment including at least one endocrine therapy in the metastatic setting, at least one CDK4\u002F6 inhibitor (in the adjuvant and\u002For metastatic setting), and no more than two prior cytotoxic regimens in the metastatic setting\n* Radiologic disease progression on the most recent therapy\n* Measurable disease per RECIST v1.1\n* Willingness to provide baseline and on-treatment tumor biopsies, unless not feasible or medically appropriate\n* ER-positive and HER2-negative status documented within 2 years\n* ECOG performance status 0-1 and life expectancy of at least 3 months\n* Adequate organ function Recovery from prior therapy-related toxicities to Grade ≤1 (except alopecia; neuropathy and endocrinopathies ≤Grade 2)\n* Ability to swallow oral medication and comply with study procedures\n* Stable dose (≥30 days) of bisphosphonates or denosumab, if applicable\n\nExclusion Criteria:\n\n* Inflammatory breast cancer or known brain metastases\n* Recent major bleeding or uncontrolled bleeding disorder\n* Ongoing corticosteroid use \\>10 mg\u002Fday (prednisone equivalent)\n* Recent anticancer or investigational therapy within 14 days (28 days for fulvestrant)\n* Untreated or unstable spinal cord compression\n* Significant cardiovascular disease within 6 months or ongoing uncontrolled cardiac conditions\n* Active or uncontrolled infection (controlled HIV or treated hepatitis C allowed)\n* Uncontrolled renal, pancreatic, or liver disease (excluding stable conditions such as Gilbert's syndrome or liver metastases)\n* Another malignancy requiring treatment within 2 years (except low-risk, curatively treated cancers)\n* Major surgery within 28 days\n* Any condition that may interfere with safety or study compliance\n* Pregnancy or breastfeeding","FEMALE","18 Years",{"count":84,"type":85},33,"ESTIMATED","INTERVENTIONAL",[88],"PHASE1","Assessment of the safety and efficacy of HLD-0117 as monotherapy in patients with estrogen receptor positive (ER+) metastatic breast cancer (MBC) or locally advanced breast cancer that have progressed on prior systemic therapies.",[91],"Metastatic Breast Cancer",[93,94,95,96,97,98],"breast cancer","RIPTAC","breast carcinoma","locally advanced breast cancer","breast tumor","malignant Tumor of the breast","2026-05-29",{"date":101,"type":102},"2026-06-02","ACTUAL",{"date":104,"type":102},"2026-04-09",{"date":106,"type":85},"2028-04-30",{"name":5,"class":6},4]