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A Study Comparing CO-1.01 With Gemcitabine as First Line Therapy in Patients With Metastatic Pancreatic Adenocarcinoma (LEAP)

Phase 2
Completed
Conditions
Metastatic Pancreatic Adenocarcinoma
Interventions
Registration Number
NCT01124786
Lead Sponsor
Clovis Oncology, Inc.
Brief Summary

The purpose of this study is to determine whether CO-1.01 is safe and effective in the treatment of patients with metastatic pancreatic cancer and low hENT1 expression compared with gemcitabine.

Detailed Description

Pancreatic cancer is a very serious form of cancer. The majority of patients present with unresectable disease, and the condition is often not diagnosed until the cancer is relatively advanced. The standard first-line treatment for patients with unresectable pancreatic cancer is gemcitabine monotherapy. Unfortunately many of these patients fail to derive benefit from this treatment. No clinical or molecular marker has been established to predict benefit from gemcitabine therapy, so patients are treated empirically until evidence of disease progression or worsening performance status.

The potential for human equilibrative nucleoside transporter-1 (hENT1) expression to predict survival in gemcitabine-treated patients has been studied, and data suggest that patients with low levels of tumor cell hENT1 expression derive less benefit from gemcitabine treatment than patients with high levels of tumor cell hENT1 expression. These data support the hypothesis to be tested in this study that patients with pancreatic tumors expressing low levels of hENT1 will derive minimal benefit from gemcitabine, but will receive benefit from CO-1.01 (gemcitabine elaidate) which enters tumor cells in a hENT1-independent fashion.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
367
Inclusion Criteria
  • Metastatic pancreatic ductal adenocarcinoma (i.e., Stage 4).
  • Histological/cytological confirmation of metastatic tissue (not primary tumor) by a central pathology laboratory (H&E stain) to ensure sufficient material is available for later hENT1 analysis.
  • Adjuvant chemotherapy/radiotherapy ≥ 6 months prior to randomization.
  • Palliative radiotherapy (if administered) ≥ 1 month prior to randomization.
  • CT scan ≤30 days prior to randomization
  • Performance Status (ECOG) 0 or 1.
  • Estimated life expectancy ≥ 12 weeks.
  • Age ≥ 18 years.
  • Adequate hematological and biological function.
  • Written consent on an Institutional Review Board/Institutional Ethics Committee-approved Informed Consent Form prior to any study-specific evaluation.
Exclusion Criteria
  • Prior palliative chemotherapy for pancreatic cancer.
  • Radical pancreatic resections (e.g., Whipple procedure) are not allowed < 6 months prior to randomization. Exploratory laparotomy, palliative (e.g., bypass) surgery, or other procedures (e.g., stents) are not allowed < 14 days prior to randomization. In both cases the patient must be sufficiently recovered and stable.
  • Symptomatic brain metastases.
  • Participation in other investigational drug clinical studies ≤ 30 days prior to randomization.
  • Concomitant treatment with prohibited medications.
  • History of allergy to gemcitabine or eggs.
  • Presence of any serious or unstable concomitant systemic disorder incompatible with the clinical study (e.g., substance abuse, uncontrolled intercurrent illness including active infection, arterial thrombosis, symptomatic pulmonary embolism).
  • Any disorder that would hamper protocol compliance.
  • Prior nonpancreatic malignancy treated with chemotherapy. Prior malignancies treated with surgery or radiotherapy alone must be in remission ≥ 3 years. The following prior malignancies are allowable irrespective of when they occurred: in situ carcinoma of the cervix, in situ ductal breast cancer, low-grade local bladder cancer, and nonmelanotic skin cancer.
  • Females who are pregnant or breastfeeding.
  • Refusal to use adequate contraception for fertile patients (females and males during the study and for 6 months after the last study treatment). Adequate forms of contraception are double-barrier methods (condoms or diaphragm with spermicidal jelly or foam); oral, depot, or injectable contraceptives; intrauterine devices; tubal ligation.
  • Any other reason the investigator considers the patient should not participate in the study.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
CO-1.01CO-1.01-
gemcitabineGemcitabine-
Primary Outcome Measures
NameTimeMethod
Overall Survival in Patients With Low High Human Equilibrative Nucleoside Transporter 1 (hENT1) ExpressionMonthly follow up after treatment discontinuation until death, up to 1.5 years.
Secondary Outcome Measures
NameTimeMethod
Overall Survival in All Patients and Patients With hENT1 ExpressionMonthly follow up after treatment discontinuation until death, up to 1.5 years
ORR, Duration of Response, and Progression Free Survival (PFS) in Patients With Measurable/Evaluable Disease, Using RECIST 1.1, up to 1.5 YearsEvery 8 weeks
Cancer Antigen (CA)19-9 Response RatesEvery 4 weeks, up to 1.5 years
Drug Tolerability and ToxicityEvery week, up to 1.5 years
Change From Baseline in Pain SeverityEvery 4 weeks, up to 1.5 years
Change From Baseline in Health StatusEvery 4 weeks, up to 1.5 years
Pharmacokinetic (PK) Profile of CO-1.01 Based on Sparse Sampling30 days after first dose

Trial Locations

Locations (95)

Newport Cancer Care Medical

🇺🇸

Newport Beach, California, United States

White Memorial Medical Center

🇺🇸

Los Angeles, California, United States

Saint Vincent's Hospital

🇦🇺

Fitzroy, Victoria, Australia

Centre Hospitalier de Jolimont-Lobbes

🇧🇪

Haine-Saint-Paul, Belgium

"Public Healthcare Institution ""Kharkiv Regional Clinical Oncology Center"", Abdominal Department

🇺🇦

Kharkiv, Ukraine

Zakarpatya Regional Clinical Oncology Center, Chemotherapy Department

🇺🇦

Uzhorod, Ukraine

Christie Hospital

🇬🇧

Manchester, England, United Kingdom

Hospital Universitario

🇧🇷

Brasilia, Distrito Federal, Brazil

Hospital São Lucas - PUCRS

🇧🇷

Porto Alegre, Rio Grande Do Sul, Brazil

Bend Memorial Clinic

🇺🇸

Bend, Oregon, United States

Fondazione San Raffaele del Monte Tabor

🇮🇹

Milano, Italy

Annapolis Oncology Center

🇺🇸

Annapolis, Maryland, United States

Southern Medical Day Oncology Care Centre

🇦🇺

Wollongong, New South Wales, Australia

Centre Hospitalier de la Cote Basque

🇫🇷

Bayonne Cedex, France

Knappschaftskrankenhaus Bochum-Langendreer

🇩🇪

Bochum, Nordrhein-Westfalen, Germany

Policlínica Privada Instituto de Medicina Nuclear

🇦🇷

Buenos Aires, Bahia Blanca, Argentina

Clínica Universitaria Reina Fabiola

🇦🇷

Córdoba, Argentina

Sharp Clinical Oncology Research

🇺🇸

San Diego, California, United States

ISIS Centro Especializado

🇦🇷

Santa Fe, Argentina

Hospital do Cancer de Barretos

🇧🇷

Barretos, Sao Paulo, Brazil

Hospital de Gastroenterología

🇦🇷

Loma Hermosa, Buenos Aires, Argentina

Hartford Hospital Clinical Research

🇺🇸

Hartford, Connecticut, United States

Cliniques Universitaires Saint Luc

🇧🇪

Brussels, Belgium

New Mexico Cancer Care Alliance

🇺🇸

Albuquerque, New Mexico, United States

Wilshire Oncology Medical Group, Inc.

🇺🇸

Corona, California, United States

Santa Casa de Misericordia de Belo Horizonte

🇧🇷

Belo Horizonte, Minas Gerais, Brazil

Charité Universitätsmedizin Berlin

🇩🇪

Berlin, Germany

Arizona Center for Hematology Oncology

🇺🇸

Glendale, Arizona, United States

South Texas Oncology and Hematology, PA

🇺🇸

San Antonio, Texas, United States

Vrije Universiteit Medisch Centrum

🇳🇱

Amsterdam, Noord-Holland, Netherlands

Regional Oncology Center

🇷🇺

Irkutsk, Russian Federation

Oncology Associates of Bridgeport

🇺🇸

Trumbull, Connecticut, United States

Valley Cancer Associates

🇺🇸

Harlingen, Texas, United States

Public Clinical Treatment and Prophylaxis Institution "Donetsk Regional Antitumor Center", Oncosurgery Department #6

🇺🇦

Donetsk, Ukraine

Lanssjukhuset Ryhov

🇸🇪

Jonkoping, Sweden

Instituto Oncologico Veneto, Oncologia Medica 1

🇮🇹

Padova, Italy

Mechnikov St. Petersburg State Medical Academy

🇷🇺

St. Petersburg, Russian Federation

Hôpital Saint André, Service d'Oncologie Médicale

🇫🇷

Bordeaux, France

Centre Regional de Lutte contre le Cancer Val d'Aurelle

🇫🇷

Montpellier, France

Medizinische Universitätsklinik Ulm, Abt. Innere Medizin I

🇩🇪

Ulm, Germany

Växjö Centrallasarettet

🇸🇪

Växjö, Sweden

Centro Ricerche Cliniche di Verona

🇮🇹

Verona, Italy

Regional Clinical Oncology Hospital

🇷🇺

Yaroslavl, Russian Federation

Clinical Oncology Center #1

🇷🇺

Krasnodar, Russian Federation

Novosibirsk, City Clinical Hospital #1

🇷🇺

Novosibirsk, Russian Federation

Sverdlovsk Regional Oncology Center

🇷🇺

Ekaterinburg, Russian Federation

Linköping University Hospital

🇸🇪

Linköping, Sweden

Azienda Ospedaliero-Universitaria di Bologna - Policlinico S.Orsola-Malpighi

🇮🇹

Bologna, Emilia-Romagna, Italy

Cross Cancer Institute

🇨🇦

Edmonton, Alberta, Canada

Clinique François Chénieux

🇫🇷

Limoges Cedex, France

Centre René Gauducheau

🇫🇷

Saint Herblain cedex, France

Kursk Regional Oncology Center

🇷🇺

Kursk, Russian Federation

Tambov Regional Oncology Center

🇷🇺

Tambov, Russian Federation

Tula Regional Oncology Center

🇷🇺

Tula, Russian Federation

Rocky Mountain Cancer Centers

🇺🇸

Denver, Colorado, United States

Hematology Oncology Associates

🇺🇸

Oakland, California, United States

Virginia Piper Cancer Institute

🇺🇸

Minneapolis, Minnesota, United States

Arena Oncology Associates, PC

🇺🇸

Lake Success, New York, United States

The Cancer Institute of New Jersey

🇺🇸

New Brunswick, New Jersey, United States

Cancer Specialists of South Texas, P.A.

🇺🇸

Corpus Christi, Texas, United States

Cancer Center of the Carolinas

🇺🇸

Greenville, South Carolina, United States

Port Macquarie Base Hospital

🇦🇺

Port Macquarie, New South Wales, Australia

Fundacao Hospital

🇧🇷

Jau, Sao Paulo, Brazil

Instituto Nacional do Cancer

🇧🇷

Rio de Janeiro, Brazil

Institut Gustave-Roussy - Centre de Lutte Contre le Cancer

🇫🇷

Villejuif Cedex, France

Ludwig-Maximilians-Universität, Medizinische Klinik und Poliklinikversität München

🇩🇪

München, Bayern, Germany

Ospedali Riuniti di Ancona

🇮🇹

Torrette di Ancona, Italy

St. Petersburg City Oncology Center

🇷🇺

St. Petersburg, Russian Federation

Blokhin Cancer Research Center

🇷🇺

Moscow, Russian Federation

Leningrad Regional Clinical Hospital

🇷🇺

St. Petersburg, Russian Federation

Dnipropetrovsk City Multispecialty Clinical Hospital #4, Department of Chemotherapy, Dnipropetrovsk State Medical Academy, Department of Oncology and Medical Radiology

🇺🇦

Dnipropetrovsk, Ukraine

National Cancer Institute, Department of Tumors of Abdominal Cavity and Retroperitoneum

🇺🇦

Kiev, Ukraine

Newcastle Private Hospital

🇦🇺

New Lambton Heights, New South Wales, Australia

Universitätsklinikum Carl Gustav Carus

🇩🇪

Dresden, Germany

Cancer Care Institute

🇺🇸

Los Angeles, California, United States

Flinders Medical Centre

🇦🇺

Bedford Park, South Australia, Australia

Faculdade de Medicina do ABC

🇧🇷

Santo Andre, Sao Paulo, Brazil

Centre Hospitalier Régional Universitaire Hôpital Saint Eloi

🇫🇷

Montpellier Cedex 5, France

Universitätsklinikum Jena

🇩🇪

Jena, Thueringen, Germany

Klinik der Otto-Von-Guericke-Universität Magdeburg

🇩🇪

Magdeburg, Germany

Republic Clinical Oncology Center

🇷🇺

Izhevsk, Republic of Udmurtia, Russian Federation

Instituto Especializado Alexander Fleming

🇦🇷

Cuidad Autónoma de Buenos Aires, Buenos Aires, Argentina

Mykolayiv Regional Oncology Center, Surgery Department #1

🇺🇦

Mykolayiv, Ukraine

Clinical Facility: Public Institution "Zaporizhya City Clinical Hospital #3", Regional Center of Hepatic, Biliary Tract and Pancreatic Surgery, Surgery Department #1

🇺🇦

Zaporizhya, Ukraine

CEPON-Centro de pesquisas Oncologicas

🇧🇷

Florianópolis, Santa Catarina, Brazil

Border Medical Oncology, Murray Valley Private Hospital

🇦🇺

Wodonga, Victoria, Australia

Universitair Ziekenhuis Antwerpen

🇧🇪

Edegem, Antwerpen, Belgium

Medical College of Wisconsin

🇺🇸

Milwaukee, Wisconsin, United States

Sørlandet sykehus HF

🇳🇴

Kristiansand, Norway

Oslo Universitetssykehus, Ullevål

🇳🇴

Oslo, Norway

State Regional Diagnostics and Treatment Oncology Center, Chemotherapy Department

🇺🇦

Lviv, Ukraine

Klinikum der Ernst-Moritz-Arndt-Universität

🇩🇪

Greifswald, Mecklenburg-Vorpommern, Germany

Hammersmith Hospital

🇬🇧

London, England, United Kingdom

Irmandade da Santa

🇧🇷

Porto Alegre, Rio Grande do Sul, Brazil

Beatson West of Scotland Cancer Centre, Cancer Research UK Clinical Trials Unit (CTU)

🇬🇧

Glasgow, Scotland, United Kingdom

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