Advanced Renal Cell CarcinomaPhase 2CANTATANCT03428217
CANTATA: CB-839 With Cabozantinib vs. Cabozantinib With Placebo in Patients With Metastatic Renal Cell Carcinoma
A Phase 2 study testing CB-839 and Cabozantinib in people with Advanced Renal Cell Carcinoma and Metastatic Renal Cell Carcinoma, run by Calithera Biosciences, Inc at 133 sites in 8 countries.
Trial summary
Tthe primary objective of this study is to compare blinded Independent Radiology Committee (IRC)-adjudicated progression free survival (PFS) of patients treated with CB-839 + cabozantinib (CB-Cabo) versus placebo + cabozantinib (Pbo-Cabo) for advanced or metastatic clear-cell RCC (ccRCC). Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Advanced Renal Cell Carcinoma, Metastatic Renal Cell Carcinoma
- What is being tested?
- CB-839 and Cabozantinib
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 444 participants
- Where
- 133 sitesin 8 countries
- Study dates
- 24 Apr 2018to 16 Jul 2021
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Documented histological or cytological diagnosis of renal cell carcinoma with a clear-cell component
- Adult patients
- Karnofsky Performance Score (KPS) ≥ 70%
- Measurable Disease per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1)
- 1-2 lines of prior therapy for advanced or metastatic renal cell carcinoma (RCC) including one anti-angiogenic therapy (any vascular endothelial growth factor [VEGF] pathway-targeted agent used either as monotherapy or as a component of a combination regimen) OR the combination regimen of nivolumab + ipilimumab
- Adequate hepatic, renal, cardiac and hematologic function
Who cannot join
- Prior treatment with cabozantinib (or other mesenchymal-epithelial transition [MET] inhibitor) or CB-839
- Receipt of other anticancer therapy within 2-6 weeks, depending on the treatment
- Untreated or active brain metastases or central nervous system cancer, as defined per protocol
- Prior gastric surgery, small bowel resection, or other conditions that may impede adequate absorption of oral study drug
- Known active infection with human immunodeficiency virus (HIV), Hepatitis B or C virus
- Inability to discontinue proton-pump-inhibitor use before randomization
- Patients who are pregnant or lactating
Trial locations and contacts
133 sites in 8 countries.
133 sites in 8 countries
United States59 sites
Emory Winship Cancer Institute
Atlanta, Georgia, 30322
Georgia Cancer Center at Augusta University
Augusta, Georgia, 30912
University of Maryland, Greenebaum Comprehensive Cancer Center
Baltimore, Maryland, 21201
University of Alabama at Birmingham
Birmingham, Alabama, 35294
St. Luke's Mountain States Tumor Institute
Boise, Idaho, 83712
Massachusetts General Hospital
Boston, Massachusetts, 02114
Beth Israel Deaconess Medical Center
Boston, Massachusetts, 02215
Dana-Farber Cancer Institute
Boston, Massachusetts, 02215
Roswell Park Cancer Center
Buffalo, New York, 14263
Medical University of South Carolina
Charleston, South Carolina, 29425
Levine Cancer Institute
Charlotte, North Carolina, 28204
Northwestern University
Chicago, Illinois, 60611
University of Chicago
Chicago, Illinois, 60637
Penrose Cancer Center, Research Department
Colorado Springs, Colorado, 80907
Karmanos Cancer Institute
Detroit, Michigan, 48201
Duke University Medical Center
Durham, North Carolina, 27710
North Shore Hematology Oncology Associates PC dba NY Cancer and Blood Specialists
East Setauket, New York, 11733
NorthShore University HealthSystem
Evanston, Illinois, 60201
San Juan Oncology Associates, PC
Farmington, New Mexico, 87401
Florida Cancer Specialists
Fort Myers, Florida, 33901
The Center for Cancer and Blood Disorders
Fort Worth, Texas, 76104
West Cancer Center
Germantown, Tennessee, 38138
Goshen Center for Cancer Care
Goshen, Indiana, 46526
Saint Francis Hospital Cancer Center
Greenville, South Carolina, 29607
Hattiesburg Clinic Hematology/Oncology
Hattiesburg, Mississippi, 39401
AMITA Health Cancer Institute & Outpatient Center
Hinsdale, Illinois, 60521
The University of Texas MD Anderson Cancer Center
Houston, Texas, 77030
University of Mississippi Medical Center
Jackson, Mississippi, 39216
Mercy Hospital
Joplin, Missouri, 64804
HCA Midwest Health
Kansas City, Missouri, 64132
Kadlec Clinic Hematology and Oncology
Kennewick, Washington, 99336
Comprehensive Cancer Centers of Nevada
Las Vegas, Nevada, 89148
Cedars-Sinai Medical Center, Samuel Oschin Comprehensive Cancer Institute
Los Angeles, California, 90048
Northwest Georgia Oncology Centers, PC
Marietta, Georgia, 30060
East Jefferson General Hospital
Metairie, Louisiana, 70006
University of Miami Sylvester Comprehensive Cancer Center
Miami, Florida, 33136
Froedtert Hospital and the Medical College of Wisconsin
Milwaukee, Wisconsin, 53226
NYU Winthrop Hospital
Mineola, New York, 11501
Northern Westchester Hospital
Mount Kisco, New York, 10549
The Sarah Cannon Research Institute
Nashville, Tennessee, 37203
Vanderbilt University Medical Center
Nashville, Tennessee, 37232
Ochsner Clinic Foundation
New Orleans, Louisiana, 70121
INTEGRIS Cancer Institute of Oklahoma Proton Campus
Oklahoma City, Oklahoma, 73142
Stanford Cancer Center
Palo Alto, California, 94304
Fox Chase Cancer Center
Philadelphia, Pennsylvania, 19111
Mayo Clinic Cancer Center
Phoenix, Arizona, 85054
Allegheny General Hospital
Pittsburgh, Pennsylvania, 15212
University of Pittsburgh Medical Center (UPMC) Hillman Cancer Center
Pittsburgh, Pennsylvania, 15232
HealthPartners Institute, Regions Cancer Care Center
Saint Paul, Minnesota, 55101
Salinas Valley Memorial Healthcare System
Salinas, California, 93901
University of Utah, Huntsman Cancer Institute
Salt Lake City, Utah, 84112
St. Joseph Heritage Healthcare
Santa Rosa, California, 95403
Orchard Healthcare Research, Inc.
Skokie, Illinois, 60077
Florida Cancer Specialists
St. Petersburg, Florida, 33705
Stony Brook Cancer Center
Stony Brook, New York, 11794
H.Lee Moffitt Cancer & Research Institute (Moffitt Cancer Center)
Tampa, Florida, 33612
The University of Arizona Cancer Center
Tucson, Arizona, 85724
Northwestern Medicine Cancer Center Warrenville
Warrenville, Illinois, 60555
Georgetown University Medical Center
Washington D.C., District of Columbia, 20007
France16 sites
Centre hospitalier régional universitaire (CHRU) de Besançon - Jean-Minjoz
Besançon, 25030
CHU de Bordeaux Hôpital Saint André
Bordeaux, 33000
Centre François Baclesse
Caen, 14076
Centre Jean Perrin
Clermont-Ferrand, 63011
Centre hospitalier universitaire (CHU) Henri-Mondor
Créteil, 94010
Centre Georges-François Leclerc
Dijon, 21079
Centre Léon Bérard
Lyon, 69008
Institut Paoli-Calmettes Service d'Urologie
Marseille, 13009
Institut de Cancérologie de Montpellier (ICM)
Montpellier, 34298
Centre Antoine Lacassagne
Nice, 06189 Nice Cedex 2
Hôpital Européen Georges-Pompidou (HEGP)
Paris, 75015
Institut de Cancérologie de l'Ouest (ICO) - Centre René Gauducheau
Saint-Herblain, 44805
CHU de Strasbourg (Les Hôpitaux Universitaires de Strasbourg)
Strasbourg, 67091
IUCTO Bureau des Essais Cliniques (Institut Claudius Regaud)
Toulouse, 31059
Institut de Cancérologie de Lorraine
Vandœuvre-lès-Nancy, CS 30519 54519
Institut Gustave Roussy - Le département de Medecine oncologique
Villejuif, 94805
Australia14 sites
Ballarat Health Services
Ballarat, Victoria, 3350
Pindara Private Hospital
Benowa, Queensland, 4217
Southern Highlands Private Hospital (Cancer Centre)
Bowral, New South Wales, 2576
Cairns Hospital
Cairns, Queensland, 4870
Chris O'Brien Lifehouse
Camperdown, New South Wales, 2050
Peninsula Private Hospital
Frankston, Victoria, 3199
Cabrini Hospital
Malvern, Victoria, 3144
Hollywood Private Hospital
Nedlands, Western Australia, 6009
MacQuarie University Hospital
North Ryde, New South Wales, 2109
Goulburn Valley Health
Shepparton, Victoria, 3630
Mater Misericordiae Limited - Division of Cancer Services
South Brisbane, Queensland, 4101
Liverpool Hospital
Sydney, New South Wales, 2170
Tweed Hospital
Tweed Heads, New South Wales, 2485
Princess Alexandra Hospital
Woolloongabba, Queensland, 4102
Spain13 sites
Hospital Universitari VHIO - Vall d'Hebron Departamento de Oncologia
Barcelona, 08035
El Hospital Clínic i Provincial de Barcelona (HCPB)
Barcelona, 08036
Hospital de la Santa Creu i Sant Pau
Barcelona, 08041
Institut Català d'Oncologia (ICO) L'Hospitalet
Barcelona, 08908
Institut Català d'Oncologia
Girona, 17007
HGU Gregorio Marañon
Madrid, 28009
MD Anderson Cancer Center Madrid
Madrid, 28033
El Hospital Universitario 12 de Octubre
Madrid, 28041
Centro Integral Oncologico Clara Campal (CIOCC) HM
Madrid, 28050
Hospital Parc Taulí de Sabadell
Sabadell, 08208
Hospital Universitario Virgen del Rocío
Seville, Andalusia, 41013
Hospital Universitario Virgen de Macarena
Seville, 41009
Fundación Instituto Valencia d'Oncología (IVO)
Valencia, 46009
Italy12 sites
Presidio Ospedaliero Antonio Perrino - U.O.C. Oncologia Medica
Brindisi, 72100
S.C. Oncologia - ASST Cremona P.O. Ospedale di Cremona
Cremona, 26100
Fondazione IRCCS Istituto Nazionale dei Tumori
Milan, 20133
Istituto Europeo di Oncologia - Divisione di Oncologia Medica Urogenitale e Cervico Facciale
Milan, 20141
U.O.C. ASST Santi Paolo e Carlo - Ospedale San Carlo Borromeo
Milan, 20153
University of Modena and Reggio Emilia (Azienda Ospedaliera-Universitaria Policlinico Modena)
Modena, 41124
Istituto Nazionale Tumori IRCCS "Fondazione G. Pascale"
Naples, 80131
Azienda Ospedaliero Universitaria San Luigi Gonzaga
Orbassano, 10043
Unità Operativa (UO) di Oncologia Medica - ICS Maugeri
Pavia, 27100
U.O. Oncologia Ospedale degli Infermi - Dipartimento di Oncologia ed Ematologia
Rimini, 47923
Policlinico Universitario A. Gemelli
Roma, 00168
Policlinico Universitario Campus Bio-Medico
Rome, 00128
United Kingdom8 sites
Beatson West of Scotland Cancer Centre
Glasgow, Lanarkshire, G12 0YN
Mount Vernon Cancer Centre
London, Middlesex, HA6 2RN
St. Bartholomew's Hospital, Barts Health NHS Trust
London, EC1A7BE
The Royal Marsden NHS Foundation Trust
London, SW3 6JJ
Sarah Cannon Research Institute UK Limited
London, W1G 6AD
The Christie NHS Foundation Trust
Manchester, Greater Manchester, M20 4BX
Nottingham University Hospitals NHS Trust - City Hospital Campus
Nottingham, Nottinghamshire, NG5 1PB
Southampton General Hospital
Southampton, SO16 6YD
Germany7 sites
Charité Universitätsmedizin Berlin, Dept. of Interdisciplinary Urology
Berlin, 10117
Universitätsklinikum Carl Gustav Carus an der Technischen Universität Dresden, Klinik und Poliklinik
Dresden, 01307
Universitätsklinikum Essen (AöR) Westdeutsches Tumorzentrum
Essen, 45147
Medizinische Hochschule Hannover
Hanover, 30625
Medical University Heidelberg, NCT (National Center for Tumour Diseases), Medical Oncology
Heidelberg, Baden-Wurttemberg, 69120
Technischen Universitat München - Urologische Klinik
München, Bavaria, 81675
Universitätsklinikum Tübingen, Klinik für Urologie
Tübingen, 72076
New Zealand4 sites
Auckland City Hospital
Auckland, Grafton, 1023
Christchurch Hospital
Christchurch, South Island, 8011
Waikato Hospital
Hamilton, 3240
Wellington Regional Hospital
Wellington, 6021
About this study
Official title: A Randomized, Double-Blind, Placebo-Controlled Phase 2 Clinical Trial Comparing CB-839 in Combination With Cabozantinib (CB-Cabo) vs. Placebo With Cabozantinib (Pbo-Cabo) in Patients With Advanced or Metastatic Renal Cell Carcinoma (RCC)
Tthe primary objective of this study is to compare blinded Independent Radiology Committee (IRC)-adjudicated progression free survival (PFS) of patients treated with CB-839 + cabozantinib (CB-Cabo) versus placebo + cabozantinib (Pbo-Cabo) for advanced or metastatic clear-cell RCC (ccRCC).
- Being tested
- CB-839, Cabozantinib, Placebo
- Keywords
- Tumor Metabolism, RCC, Glutaminase Inhibitor, CB-839, CANTATA, TKI, Tyrosine Kinase Inhibitor, cabozantinib, Cabometyx, Cometriq, glutaminase, glutamine, renal cell, clear cell, kidney cancer, cMET, MET, HGFR, telaglenastat
- Medical subject headings
- Carcinoma, Renal Cell, Kidney Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
CB-839Drug
Also called telaglenastat
Oral glutaminase inhibitor
CabozantinibDrug
Also called Cabometyx, Cabometriq
Oral receptor tyrosine kinase inhibitor
PlaceboDrug
Placebo tablets
| Study group | Role | What they receive |
|---|---|---|
| Pbo-Cabo | Placebo comparator | Placebo twice daily (BID) + cabozantinib (60 mg once daily [QD]) administered orally on Days 1 through 28 of each 28-day cycle until disease progression per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1) or unacceptable toxicity, whichever occurred first. Receives: Drug: Cabozantinib; Drug: Placebo |
| CB-Cabo | Experimental | CB-839 800 mg BID + cabozantinib (60 mg QD) administered orally on Days 1 through 28 of each 28-day cycle until disease progression per RECIST v1.1 or unacceptable toxicity, whichever occurred first. Receives: Drug: CB-839; Drug: Cabozantinib |
What is being measured
The primary outcome is the main question the study is designed to answer.
Progression-Free Survival (PFS) as Assessed by the Independent Radiology Committee (IRC)
PFS is defined as the time from randomization to the occurrence of disease progression as assessed by the IRC using RECIST v1.1 or death from any cause, whichever occurs first. Subjects not experiencing disease progression or death at the time of analysis of PFS will be censored at the date of the last evaluable radiographic disease assessment. RECIST v1.1 criteria:
Complete Response (CR): Disappearance of all target lesions. Partial Response (PR): At least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters.
Progressive Disease (PD): At least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study. In addition, the sum must also demonstrate an absolute increase of at least 5 mm. Stable Disease (SD): Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.
Measured: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for PFS was 22.14 months.
Secondary outcomes (2)
Overall Survival (OS)
OS is defined as the time from randomization to death due to any cause. Estimated from Kaplan-Meier methodology. 95% confidence interval (CI) based on Brookmeyer-Crowley methodology.
Measured: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for OS was 25.86 months.
PFS as Assessed by the Investigator
PFS is defined as the time from randomization to the occurrence of disease progression as assessed by the IRC using RECIST v1.1 or death from any cause, whichever occurs first. Subjects not experiencing disease progression or death at the time of analysis of PFS will be censored at the date of the last evaluable radiographic disease assessment. RECIST v1.1 criteria:
Complete Response (CR): Disappearance of all target lesions. Partial Response (PR): At least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. Progressive Disease (PD): At least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study. In addition, the sum must also demonstrate an absolute increase of at least 5 mm. Stable Disease (SD): Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.
Measured: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for PFS was 22.64 months.
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted9 Feb 2018
- Study start24 Apr 2018
- Primary completion31 Aug 2020
- Study completion16 Jul 2021
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Advanced Renal Cell CarcinomaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Model description
- This is a double blinded placebo-controlled study where patients will be randomized 1:1 to either CB-839 (telaglenastat) plus cabozantinib or placebo plus cabozantinib
- Masking
- Quadruple blind
- Who is masked
- Participant, Care provider, Investigator, Outcomes assessor
- Enrolment
- 444 participants (actual)
Sponsor and investigators
- Lead sponsor
- Calithera Biosciences, Inc
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Sam Whiting, M.D., Ph.D., Study director, Calithera Biosciences, Inc
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03428217
- Sponsor's protocol ID
- CX-839-008
- Acronym
- CANTATA
- Status last verified
- Feb 2023
- First submitted
- 5 Feb 2018
- Last updated
- 20 Mar 2023
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- No
Publications
Tannir NM, Agarwal N, Porta C, Lawrence NJ, Motzer R, McGregor B, Lee RJ, Jain RK, Davis N, Appleman LJ, Goodman O Jr, Stadler WM, Gandhi S, Geynisman DM, Iacovelli R, Mellado B, Sepulveda Sanchez JM, Figlin R, Powles T, Akella L, Orford K, Escudier B. Efficacy and Safety of Telaglenastat Plus Cabozantinib vs Placebo Plus Cabozantinib in Patients With Advanced Renal Cell Carcinoma: The CANTATA Randomized Clinical Trial. JAMA Oncol. 2022 Oct 1;8(10):1411-1418. doi: 10.1001/jamaoncol.2022.3511.
PubMed 36048457
Study at a glance
From the registry record, last updated by the sponsor on 20 Mar 2023. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Randomized, Double-Blind, Placebo-Controlled Phase 2 Clinical Trial Comparing CB-839 in Combination With Cabozantinib (CB-Cabo) vs. Placebo With Cabozantinib (Pbo-Cabo) in Patients With Advanced or Metastatic Renal Cell Carcinoma (RCC)
- ClinicalTrials.gov ID
- NCT03428217
- Acronym / sponsor ID
- CANTATA / CX-839-008
- Keywords
- Tumor Metabolism, RCC, Glutaminase Inhibitor, CB-839, CANTATA, TKI, Tyrosine Kinase Inhibitor, cabozantinib
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 444 participants (actual)
- Lead sponsor
- Calithera Biosciences, IncIndustry (pharma, biotech, devices)
- Study start
- 24 Apr 2018 (actual)
- Primary completion
- 31 Aug 2020 (actual)
- Study completion
- 16 Jul 2021 (actual)
- First posted
- 9 Feb 2018 (actual)
- Results
- Posted 20 Mar 2023
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Tthe primary objective of this study is to compare blinded Independent Radiology Committee (IRC)-adjudicated progression free survival (PFS) of patients treated with CB-839 + cabozantinib (CB-Cabo) versus placebo + cabozantinib (Pbo-Cabo) for advanced or metastatic clear-cell RCC (ccRCC).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 2
- Model description
- This is a double blinded placebo-controlled study where patients will be randomized 1:1 to either CB-839 (telaglenastat) plus cabozantinib or placebo plus cabozantinib
| Arm | Type | Receives |
|---|---|---|
| Pbo-Cabo | Placebo comparator | Drug: Cabozantinib, Drug: PlaceboPlacebo twice daily (BID) + cabozantinib (60 mg once daily [QD]) administered orally on Days 1 through 28 of each 28-day cycle until disease progression per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1) or unacceptable toxicity, whichever occurred first. |
| CB-Cabo | Experimental | Drug: CB-839, Drug: CabozantinibCB-839 800 mg BID + cabozantinib (60 mg QD) administered orally on Days 1 through 28 of each 28-day cycle until disease progression per RECIST v1.1 or unacceptable toxicity, whichever occurred first. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (6 listed)
- Documented histological or cytological diagnosis of renal cell carcinoma with a clear-cell component
- Adult patients
- Karnofsky Performance Score (KPS) ≥ 70%
- Measurable Disease per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1)
- 1-2 lines of prior therapy for advanced or metastatic renal cell carcinoma (RCC) including one anti-angiogenic therapy (any vascular endothelial growth factor [VEGF] pathway-targeted agent used either as monotherapy or as a component of a combination regimen) OR the combination regimen of nivolumab + ipilimumab
Key exclusion criteria (7 listed)
- Prior treatment with cabozantinib (or other mesenchymal-epithelial transition [MET] inhibitor) or CB-839
- Receipt of other anticancer therapy within 2-6 weeks, depending on the treatment
- Untreated or active brain metastases or central nervous system cancer, as defined per protocol
- Prior gastric surgery, small bowel resection, or other conditions that may impede adequate absorption of oral study drug
- Known active infection with human immunodeficiency virus (HIV), Hepatitis B or C virus
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| CB-839Also: telaglenastatOral glutaminase inhibitor | Drug | CB-Cabo |
| CabozantinibAlso: Cabometyx, CabometriqOral receptor tyrosine kinase inhibitor | Drug | CB-Cabo, Pbo-Cabo |
| PlaceboPlacebo tablets | Drug | Pbo-Cabo |
Primary outcome
Progression-Free Survival (PFS) as Assessed by the Independent Radiology Committee (IRC)
Time frame: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for PFS was 22.14 months.
PFS is defined as the time from randomization to the occurrence of disease progression as assessed by the IRC using RECIST v1.1 or death from any cause, whichever occurs first. Subjects not experiencing disease progression or death at the time of analysis of PFS will be censored at the date of the last evaluable radiographic disease assessment. RECIST v1.1 criteria: Complete Response (CR): Disappearance of all target lesions. Partial Response (PR): At least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. Progressive Disease (PD): At least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study. In addition, the sum must also demonstrate an absolute increase of at least 5 mm. Stable Disease (SD): Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.
2 secondary outcomes
Overall Survival (OS)
Time frame: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for OS was 25.86 months.
PFS as Assessed by the Investigator
Time frame: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for PFS was 22.64 months.
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 20 Mar 2023.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 36048457Tannir NM, Agarwal N, Porta C, Lawrence NJ, Motzer R, McGregor B, Lee RJ, Jain RK, Davis N, Appleman LJ, Goodman O Jr, Stadler WM, Gandhi S, Geynisman DM, Iacovelli R, Mellado B, Sepulveda Sanchez JM, Figlin R, Powles T, Akella L, Orford K, Escudier B. Efficacy and Safety of Telaglenastat Plus Cabozantinib vs Placebo Plus Cabozantinib in Patients With Advanced Renal Cell Carcinoma: The CANTATA Randomized Clinical Trial. JAMA Oncol. 2022 Oct 1;8(10):1411-1418. doi: 10.1001/jamaoncol.2022.3511.
- Individual participant dataSharing planned: No
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Sam Whiting, M.D., Ph.D. study director
Calithera Biosciences, Inc
133 sites in 8 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing CB-839 and Cabozantinib in people with Advanced Renal Cell Carcinoma and Metastatic Renal Cell Carcinoma, run by Calithera Biosciences, Inc at 133 sites in 8 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 6 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 20 Mar 2023. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 133 sites in United States, France, Australia, Spain, Italy and 3 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 20 Mar 2023). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Progression-Free Survival (PFS) as Assessed by the Independent Radiology Committee (IRC) (time frame: Up to the primary analysis data cut-off date of 31 Aug 2020. Maximum duration of follow-up for PFS was 22.14 months.). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT03428217, which also lists 1 linked publication.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Mar 2023.