Study of GDC-0941 or GDC-0980 With Fulvestrant Versus Fulvestrant in Advanced or Metastatic Breast Cancer in Participants Resistant to Aromatase Inhibitor Therapy
A Phase II, Double-Blind, Placebo Controlled, Randomized Study of GDC-0941 or GDC-0980 With Fulvestrant Versus Fulvestrant in Advanced or Metastatic Breast Cancer in Patients Resistant to Aromatase Inhibitor Therapy
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
Contacts and Locations
Study Locations
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Buenos Aires, Argentina, 1025
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Santa Fe, Argentina, 03000
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New South Wales
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Kogarah, New South Wales, Australia, 2217
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Wahroonga, New South Wales, Australia, 2076
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Queensland
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South Brisbane, Queensland, Australia, 4101
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South Australia
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Bedford Park, South Australia, Australia, 5042
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Woodville, South Australia, Australia, 5011
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Victoria
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Frankston, Victoria, Australia, 3199
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Parkville, Victoria, Australia, 3050
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Bruxelles, Belgium, 1070
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Bruxelles, Belgium, 1000
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Edegem, Belgium, 2650
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Leuven, Belgium, 3000
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Liège, Belgium, 4000
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Quebec
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Montreal, Quebec, Canada, H3G 1A4
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Quebec City, Quebec, Canada, G1R 2J6
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Saskatchewan
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Saskatoon, Saskatchewan, Canada, S7N 4H4
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Santiago, Chile, 7630370
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Temuco, Chile, 4810469
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Valparaiso, Chile, 2341391
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Vina del Mar, Chile, 2540364
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Brno, Czech Republic, 656 53
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Olomouc, Czech Republic, 775 20
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Praha 2, Czech Republic, 128 08
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Herlev, Denmark, 2730
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København Ø, Denmark, 2100
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Odense, Denmark, 5000
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Roskilde, Denmark, 4000
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Vejle, Denmark, 7100
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Århus, Denmark, 8000
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Paris, France, 75231
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Berlin, Germany, 13125
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Düsseldorf, Germany, 40225
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Freiburg, Germany, 79106
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Freiburg, Germany, 79110
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Hamburg, Germany, 20246
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Muenchen, Germany, 81675
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Muenchen, Germany, 81377
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München, Germany, 80336
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Trier, Germany, 54290
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Hong Kong, Hong Kong, 852
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Pokfulam, Hong Kong
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Beer Sheva, Israel, 8410101
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Holon, Israel, 58100
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Jerusalem, Israel, 91120
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Jerusalem, Israel, 9372212
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Kfar-Saba, Israel, 4428164
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Rehovot, Israel, 7610001
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Tel Aviv, Israel, 6423906
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Tel-Hashomer, Israel, 52621
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Zerifin, Israel, 70300
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Campania
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Napoli, Campania, Italy, 80131
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Emilia-Romagna
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Meldola, Emilia-Romagna, Italy, 47014
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Lombardia
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Milano, Lombardia, Italy, 20132
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Milano, Lombardia, Italy, 20121
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Milano, Lombardia, Italy, 20141
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Monza, Lombardia, Italy, 20900
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Toscana
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Pisa, Toscana, Italy, 56100
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Prato, Toscana, Italy, 59100
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Umbria
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Terni, Umbria, Italy, 05100
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Seoul, Korea, Republic of, 138-736
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Kuala Lumpur, Malaysia, 59100
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Kuala Lumpur, Malaysia, 56000
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Penang, Malaysia, 10050
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Penang, Malaysia, 10400
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Tanjung Bungah, Malaysia, 11200
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León, Mexico, 37000
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Christchurch, New Zealand
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Hamilton, New Zealand, 3240
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Wellington, New Zealand, 0621
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Lima, Peru, 34
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Lima, Peru, 11
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Lima, Peru, Lima 27
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Chelyabinsk, Russian Federation, 454087
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Kazan, Russian Federation, 420029
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Moscow, Russian Federation, 115478
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Voronezh, Russian Federation, 394000
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Singapore, Singapore, 119074
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Barcelona, Spain, 08035
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Lerida, Spain, 25198
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Valencia, Spain, 46015
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Zaragoza, Spain, 50009
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Patumwan, Thailand, 10330
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Songkhla, Thailand, 90110
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Brighton, United Kingdom, BN1 9PX
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Cardiff, United Kingdom, CF14 2TL
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London, United Kingdom, SW3 6JJ
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London, United Kingdom, W1G 6AD
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Stoke on Trent, United Kingdom, ST4 7LN
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Alabama
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Birmingham, Alabama, United States, 35294
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California
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Hayward, California, United States, 94545
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Oakland, California, United States, 94611
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Roseville, California, United States, 95661
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Sacramento, California, United States, 95825
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San Francisco, California, United States, 94115
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San Jose, California, United States, 95119
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Santa Clara, California, United States, 95051
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South San Francisco, California, United States, 94080
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Vallejo, California, United States, 94589
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Walnut Creek, California, United States, 94596
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District of Columbia
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Washington, District of Columbia, United States, 20010
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Florida
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Boca Raton, Florida, United States, 33428
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Fort Myers, Florida, United States, 33916
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Jacksonville, Florida, United States, 32224
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Saint Petersburg, Florida, United States, 33705
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Georgia
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Marietta, Georgia, United States, 30060
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Illinois
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Joliet, Illinois, United States, 60435
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Peoria, Illinois, United States, 61615
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Kansas
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Wichita, Kansas, United States, 67214-3728
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Massachusetts
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Boston, Massachusetts, United States, 02215
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Boston, Massachusetts, United States, 02115
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Missouri
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St. Louis, Missouri, United States, 63128
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New Jersey
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Basking Ridge, New Jersey, United States, 07920
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Hackensack, New Jersey, United States, 07601
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New York
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Commack, New York, United States, 11725
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New York, New York, United States, 10065
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Rockville Centre, New York, United States, 11570
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Sleepy Hollow, New York, United States, 10591
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Pennsylvania
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Philadelphia, Pennsylvania, United States, 19104
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South Carolina
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Charleston, South Carolina, United States, 29425
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Tennessee
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Chattanooga, Tennessee, United States, 37404
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Germantown, Tennessee, United States, 38138
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Nashville, Tennessee, United States, 37232
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Nashville, Tennessee, United States, 37211
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Texas
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Dallas, Texas, United States, 75246
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Fort Worth, Texas, United States, 76104
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Houston, Texas, United States, 77030
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Houston, Texas, United States, 77030-4095
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Tyler, Texas, United States, 75702
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Virginia
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Richmond, Virginia, United States, 23226
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1
- As per national or local treatment guidelines, endocrine therapy (i.e., fulvestrant) is recommended and treatment with cytotoxic chemotherapy is not necessary for participants, at time of entry into the study.
- Part I: Postmenopausal women with locally ABC or MBC whose disease relapsed during treatment with (or within 6 months after discontinuation of) an AI in the adjuvant setting or progressed during treatment with an AI in the metastatic setting.
- Part II: Postmenopausal women with locally ABC or MBC whose disease has progressed during or after treatment with an AI. Participants who discontinued the AI for toxicity rather than completion of regimen or for disease progression are not eligible
- Estrogen receptor (ER)-positive disease and human epidermal receptor 2 (HER2)-negative disease
- Participants must have measurable disease by response evaluation criteria in solid tumors (RECIST) version (v) 1.1 or bone-only disease with radiologic scans
- Adequate hematologic and end-organ function
Exclusion Criteria:
- Prior treatment with fulvestrant, phosphoinositide 3-kinase (PI3K) inhibitor, or mechanistic target of rapamycin (mTOR) inhibitor for ABC or MBC
- Prior anti-cancer therapy or radiotherapy within 2 weeks prior to Day 1 of Cycle 1
- Prior treatment with greater than (>) one cytotoxic chemotherapy regimens or experienced recurrent or progressive disease on > two endocrine therapies for MBC
- Participants requiring anti-hyperglycemic therapy
- Clinically significant cardiac or pulmonary dysfunction
- History of malabsorption syndrome or other condition that would interfere with enteral absorption
- Clinically significant history of liver disease
- Active uncontrolled autoimmune disease or active inflammatory disease
- Immunocompromised status
- Need for current chronic corticosteroid therapy
- Pregnancy, lactation, or breastfeeding
- Current severe, uncontrolled systemic disease
- Symptomatic hypercalcemia
- Known untreated or active central nervous system (CNS) metastases
- History of other malignancy within the previous 5 years, except for appropriately treated carcinoma in situ of the cervix, non-melanoma skin carcinoma, Stage I uterine cancer, or patients who have undergone potentially curative therapy with no evidence of disease and are deemed by the treating physician to be at low risk for recurrence
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Masking: DOUBLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
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PLACEBO_COMPARATOR: GDC-0941 Matching Placebo + Fulvestrant (Arm E)
Participants with PIK3CA mutation will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle and GDC-0941 matching placebo QD orally starting on Day 1 of Cycle 1, each cycle of 28 days.
Study treatment will continue until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle, each cycle of 28 days until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0941 matching placebo QD orally from Day 1 or Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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EXPERIMENTAL: GDC-0941-260 mg + Fulvestrant (Arm D)
Participants with PIK3CA mutation will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle and GDC-0941 260 mg QD orally starting on Day 1 of Cycle 1, each cycle of 28 days.
Study treatment will continue until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle, each cycle of 28 days until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0941 260 mg (Part II) or 340 mg (Part I) QD orally from Day 1 or Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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EXPERIMENTAL: GDC-0941-340 mg + Fulvestrant (Arm A)
Participants will receive fulvestrant 500 milligrams (mg) as 2 intramuscular (IM) injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle and GDC-0941 340 mg once daily (QD) orally starting on Day 15 of Cycle 1, each cycle of 28 days.
Study treatment will continue until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle, each cycle of 28 days until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0941 260 mg (Part II) or 340 mg (Part I) QD orally from Day 1 or Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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PLACEBO_COMPARATOR: GDC-0948 or GDC-0980 Matching Placebo + Fulvestrant (Arm C)
Participants will be randomized in 1:1 ratio to receive GDC-0948 matching placebo or GDC-0980 matching placebo with fulvestrant.
Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle and GDC-0948 or GDC-0980 matching placebo QD orally starting on Day 15 of Cycle 1, each cycle of 28 days.
Study treatment will continue until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle, each cycle of 28 days until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0941 matching placebo QD orally from Day 1 or Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0980 matching placebo QD orally from Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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EXPERIMENTAL: GDC-0980-30 mg + Fulvestrant (Arm B)
Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle and GDC-0980 30 mg QD orally starting on Day 15 of Cycle 1, each cycle of 28 days.
Study treatment will continue until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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Participants will receive fulvestrant 500 mg as 2 IM injections of 250 mg on Days 1 and 15 of Cycle 1 and on Day 1 of each subsequent cycle, each cycle of 28 days until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
Participants will receive GDC-0980 30 mg (Part I) QD orally from Day 15 of Cycle 1 until disease progression, intolerable toxicity, elective withdrawal from the study, study completion or termination.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
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Progression Free Survival as Assessed by the Investigator Per modified RECIST v 1.1
Time Frame: From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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Percentage of Participants with Adverse Events
Time Frame: Baseline to up to 30 days after the last dose of study drug (Approximately 5 years)
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Baseline to up to 30 days after the last dose of study drug (Approximately 5 years)
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
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Percentage of Participants with Objective Tumor Response (Complete Response [CR] or Partial Response [PR] as Assessed by the Investigator Per Modified RECIST v 1.1
Time Frame: From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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Percentage of Participants with Clinical Benefit Response Defined as PR, CR, or SD Per Modified RECIST v 1.1
Time Frame: From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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Duration of Confirmed Objective Response as Assessed by the investigator Per Modified RECIST v 1.1
Time Frame: From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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From Screening to up to approximately 5 years (assessed at Screening, after 8, 16, 24 and 32 weeks of treatment, every 12 weeks thereafter until disease progression or initiation of other anti-cancer therapy)
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Percentage of Participants with PIK3CA Mutant Tumors
Time Frame: Baseline
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Baseline
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Time to Maximum Plasma Concentration (Tmax) of GDC-0941 and GDC-0948
Time Frame: Part 1:0-4 hour (hr) predose (PrD), 1,2,4 hr postdose (PoD) on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Part 1:0-4 hour (hr) predose (PrD), 1,2,4 hr postdose (PoD) on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Maximum Plasma Concentration (Cmax) of GDC-0941 and GDC-0948
Time Frame: Part 1:0-4 hr PrD, 1,2,4 hr PoD on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Part 1:0-4 hr PrD, 1,2,4 hr PoD on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Area Under the Concentration Time Curve From Time Zero to 24 Hours Postdose (AUC0-24) of GDC-0941 and GDC-0948
Time Frame: Part 1:0-4 hr PrD, 1,2,4 hr PoD on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Part 1:0-4 hr PrD, 1,2,4 hr PoD on Day 15 of Cycles 1 & 2, PrD on Cycle 1 Day 16, 0-4 hr PrD & 2 hr PoD on Cycle 6 Day 1; Part II:0-4 hr PrD, 2 hr PoD on Day 1 of Cycles 1 & 6, 0-4 hr PrD, 1, 2, 4 hr PoD on Cycle 2 Day 1
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Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Study Director: Gallia Levy, M.D., Ph.D., Genentech, Inc.
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (ACTUAL)
Primary Completion
Study Completion (ACTUAL)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ESTIMATE)
First Posted
Study Record Updates
Last Update Posted (ESTIMATE)
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
Other Study ID Numbers
Other Study ID Numbers
- GDC4950g
- GO00769 (OTHER: Hoffmann-La Roche)
- 2010-023763-17 (EUDRACT_NUMBER)
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