A Phase 1 Study of HLD-0117 in Patients With Estrogen Receptor Positive (ER+) Metastatic Breast Cancer (MBC)
Halda Therapeutics OpCo, Inc.
Summary
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.
Description
This study is an open-label, dose-escalation and cohort expansion study evaluating the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PD), and anti-tumor activity of oral single-agent, HLD-0117 in patients with ER+ MBC that have progressed after at least 1 prior systemic line of therapy. During dose escalation, patients will be enrolled into monotherapy cohorts using a Bayesian optimal interval (BOIN) design. Cohorts will enroll a minimum of three patients, with staggered enrollment between cohorts. Backfilling into dose levels determined to be safe may occur to further charac…
Eligibility
- Age range
- 18+ years
- Sex
- Female
- Healthy volunteers
- No
Inclusion Criteria: * Female (assigned at birth), ≥18 years old, and able to provide informed consent * Histologically confirmed metastatic or locally advanced breast cancer * Postmenopausal status defined by surgical or natural menopause, or ovarian suppression with a GnRH agonist * Prior treatment including at least one endocrine therapy in the metastatic setting, at least one CDK4/6 inhibitor (in the adjuvant and/or metastatic setting), and no more than two prior cytotoxic regimens in the metastatic setting * Radiologic disease progression on the most recent therapy * Measurable disease pe…
Interventions
- DrugHLD-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.)
Locations (3)
- Florida Cancer SpecialistsSarasota, Florida
- SCRI Oncology PartnersNashville, Tennessee
- NEXT OncologyFairfax, Virginia