Overview
The purpose of this study is to evaluate the safety, tolerability, and potential clinical benefits of ZN-c3 administered in combination with encorafenib and cetuximab in adult participants with metastatic BRAF V600E mutant colorectal cancer previously treated with one or two treatment regimens.
Eligibility
Inclusion Criteria:
- Histologically or cytologically confirmed metastatic Stage IV colorectal adenocarcinoma.
- Documented evidence of a BRAF V600E mutation in tumor tissue or blood
- Presence of measurable disease per RECIST version 1.1 guidelines.
- Disease progression after 1 or 2 previous systemic regimens for metastatic disease
- Adequate bone marrow function
- Adequate hepatic and renal function
Exclusion Criteria:
- Documented clinical disease progression or radiographic disease progression during the screening period
- Leptomeningeal disease.
- Symptomatic brain metastasis.
- Presence of acute or chronic pancreatitis.
- Unable to swallow, retain, and absorb oral medications.
- Clinically significant cardiovascular diseases
- Evidence of active noninfectious pneumonitis.
- Evidence of active and uncontrolled bacterial or viral infection, within 2 weeks prior to start of any of the study interventions
- Participants with known positivity for HIV
- Active hepatitis B or hepatitis C infection
- Concurrent or previous other malignancy within 2 years of study entry
- Has had an allogeneic tissue/solid organ transplant
- Pregnant or females of childbearing potential who have a positive β-hCG laboratory test result within 14 days prior to enrollment or is breastfeeding