A Study of SHR6390 in Combination With Letrozole or Anastrozole in Patients With HR Positive and HER2 Negative Advanced Breast Cancer
A Phase III Study to Evaluate Efficacy and Safety of SHR6390 in Combination With Letrozole or Anastrozole Versus Placebo in Combination With Letrozole or Anastrozole in Patients With HR Positive and HER2 Negative Recurrent/Metastatic Breast Cancer
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Anticipated)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Shanghai, China
- Nayima Bayaxi
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Has the pathologically-confirmed diagnosis of locally recurrent or metastatic, hormone-receptor positive, HER2 negative Breast Cancer.
- Age: 18 - 75 years old
- No prior systemic anti-cancer therapy for advanced HR+ disease.
- Eastern Cooperative Oncology Group [ECOG] 0-1
Exclusion Criteria:
- Patients who received prior treatment with any CDK4/6 inhibitor.
- Clinically significant cardiovascular and cerebrovascular diseases, including but not limited to severe acute myocardial infarction within 6 months before enrollment, unstable or severe angina, Congestive heart failure (New York heart association (NYHA) class > 2), or ventricular arrhythmia which need medical intervention.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: DOUBLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
EXPERIMENTAL: SHR6390, Letrozole or Anastrozole
|
SHR6390 Tablets
Letrozole or Anastrozole Tablets
|
|
PLACEBO_COMPARATOR: Placebo, Letrozole or Anastrozole
|
Placebo Tablets
Letrozole or Anastrozole Tablets
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Investigator-assessed PFS
Time Frame: Every 8 weeks from date of enrollment until the date of first documented progression or date of death from any cause, whichever came first, Up to approximately 24 months.
|
Investigator-assessed Progression Free Survival
|
Every 8 weeks from date of enrollment until the date of first documented progression or date of death from any cause, whichever came first, Up to approximately 24 months.
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
ORR
Time Frame: Up to approximately 24 months
|
Objective Response Rate
|
Up to approximately 24 months
|
|
DoR
Time Frame: Up to approximately 24 months
|
Duration of Objective Response
|
Up to approximately 24 months
|
|
Progression-free Survival (PFS) per RECIST 1.1
Time Frame: Up to approximately 24 months
|
PFS is defined as the time from randomization to the first documented disease progression per RECIST 1.1 based on blinded independent central review or death due to any cause, whichever occurs first.
|
Up to approximately 24 months
|
|
OS
Time Frame: up to 2 years
|
Overall Survival
|
up to 2 years
|
|
CBR
Time Frame: Up to approximately 24 months
|
Clinical Benefit rate
|
Up to approximately 24 months
|
|
Number of Participants With adverse events (AEs) and serious adverse events (SAEs) Incidence, nature, and severity of adverse events graded according to the NCI CTCAE v5.0
Time Frame: Up to approximately 24 months
|
Number of Participants With adverse events and serious adverse events Incidence, nature, and severity of adverse events graded according to the NCI CTCAE v5.0
|
Up to approximately 24 months
|
Other Outcome Measures
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Ctrough
Time Frame: Up to 4 weeks
|
To explore the pharmacokinetic characteristics of SHR6390 population and the influencing factors
|
Up to 4 weeks
|
Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start (ACTUAL)
Study Start
Primary Completion (ANTICIPATED)
Primary Completion
Study Completion (ANTICIPATED)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ACTUAL)
First Posted
Study Record Updates
Last Update Posted (ACTUAL)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Skin Diseases
- Neoplasms
- Neoplasms by Site
- Breast Diseases
- Breast Neoplasms
- Physiological Effects of Drugs
- Molecular Mechanisms of Pharmacological Action
- Enzyme Inhibitors
- Antineoplastic Agents
- Hormones, Hormone Substitutes, and Hormone Antagonists
- Antineoplastic Agents, Hormonal
- Hormone Antagonists
- Aromatase Inhibitors
- Steroid Synthesis Inhibitors
- Estrogen Antagonists
- Letrozole
- Anastrozole
Other Study ID Numbers
Other Study ID Numbers
- SHR6390-III-302
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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