TITRE (EN) A Phase III, Multicenter, Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Efficacy and Safety of Inavolisib Plus a CDK4/6 Inhibitor and Letrozole Versus Placebo Plus a CDK4/6 Inhibitor and Letrozole in Patients With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer
PROTOCOLE ID INAVO123
CLINICAL TRIAL.gov ID NCT06790693
TYPE(S) DE CANCER Sein
PHASE Phase III
TYPE D'ÉTUDE Clinique
INSTITUTION CHUM
1051 rue Sanguinet
(514) 890-8000
VILLE Montréal
INVESTIGATEUR(RICE) PRINCIPAL(E) Danielle Charpentier
COORDONATEUR(RICE) Ana Lydia Tkalec
grcs.chum@ssss.gouv.qc.ca
514-890-8000 poste 14186
STATUT  Actif en recrutement
CRITÈRES D'ÉLIGIBILITÉ (EN)
  • Women or men with histologically or cytologically confirmed carcinoma of the breast
  • Documented ER-positive and/or progesterone receptor-positive tumor according to American Society of Clinical Oncology/College of American Pathologists (ASCO/CAP) guidelines
  • Documented HER2-negative tumor according to ASCO/CAP guidelines
  • De-novo HR+ , HER2- ABC, or, alternatively, relapsed HR+ , HER2- ABC after at least 2 years of standard neoadjuvant/adjuvant endocrine therapy without disease progression during that treatment and disease-free interval of at least 1 year since the completion of that treatment
  • Participants who have bilateral breast cancers which are both HR-positive and HER2-negative
  • Confirmation of biomarker eligibility
  • Consent to provide fresh or archival tumor tissue specimen
  • Measurable disease per Response Evaluation Criteria in Solid Tumors, Version 1.1 (RECIST v1.1)
  • Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1
  • Adequate hematologic and organ function within 14 days prior to initiation of study treatment
CRITÈRES D'EXCLUSION (EN)
  • Pregnant or breastfeeding, or intention of becoming pregnant during the study or within the time frame in which contraception is required
  • Metaplastic breast cancer
  • Any prior systemic therapy for locally advanced unresectable or metastatic breast cancer
  • Type 2 diabetes requiring ongoing systemic treatment at the time of study entry; or any history of Type 1 diabetes
  • Any history of leptomeningeal disease or carcinomatous meningitis
  • Known and untreated, or active CNS metastases. Participants with a history of treated CNS metastases are eligible
  • Active inflammatory or infectious conditions in either eye or history of idiopathic or autoimmune-associated uveitis in either eye
  • Symptomatic active lung disease
  • History of or active inflammatory bowel disease
  • Any active bowel inflammation
  • Prior hematopoietic stem cell or bone marrow transplantation
  • Treatment with strong cytochrome P450 (CYP) 3A4 inhibitors or strong CYP3A4 inducers within 4 weeks or 5 drug-elimination half-lives, prior to initiation of study treatment