Ovarian Cancer Clinical Trial

FOCUS: PCC + Bevacizumab + CA4P Versus PCC + Bevacizumab + Placebo for Subjects With Platinum Resistant Ovarian Cancer

Summary

This is a multicenter, multinational, randomized, double-blind, 2-arm, parallel-group, Phase 2/3 study to evaluate the efficacy and safety of PCC plus bevacizumab and CA4P versus PCC plus bevacizumab and placebo in subjects with platinum-resistant ovarian cancers (prOC). Subjects with platinum-resistant, recurrent, epithelial ovarian, primary peritoneal or fallopian tube cancer will be randomized 1:1 to receive PCC plus bevacizumab and CA4P or PCC plus bevacizumab and placebo. Subjects will be stratified by selected chemotherapy (PLD vs. paclitaxel), platinum free interval (< 3 vs. 3 to 6 months from last platinum therapy to subsequent progression), and line of therapy (2nd vs. 3rd). This is a 2-part study, consisting of a Phase 2, exploratory study (Part 1) followed by a Phase 3, pivotal study (Part 2). Both parts of the study will have similar overall design. Approximately 80 subjects will be randomized into Part 1 and approximately 356 subjects will be randomized into Part 2.

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Full Description

This is a multicenter, multinational, randomized, double-blind, 2-arm, parallel-group, Phase 2/3 study to evaluate the efficacy and safety of PCC plus bevacizumab and CA4P versus PCC plus bevacizumab and placebo in subjects with platinum-resistant ovarian cancers (prOC). Subjects with platinum-resistant, recurrent, epithelial ovarian, primary peritoneal or fallopian tube cancer will be randomized 1:1 to receive PCC plus bevacizumab and CA4P or PCC plus bevacizumab and placebo. Subjects will be stratified by selected chemotherapy (PLD vs. paclitaxel), platinum free interval (< 3 vs. 3 to 6 months from last platinum therapy to subsequent progression), and line of therapy (2nd vs. 3rd). This is a 2-part study, consisting of a Phase 2, exploratory study (Part 1) followed by a Phase 3, pivotal study (Part 2). Both parts of the study will have similar overall design. Approximately 80 subjects will be randomized into Part 1 and approximately 356 subjects will be randomized into Part 2.

All subjects randomized will receive bevacizumab 10 mg/kg intravenously (IV) on Days 1 and 15, repeated every 4 weeks (q4wk) and PCC with paclitaxel 80 mg/m2 IV on Days 1, 8, 15 and 22, repeated q4wk, or paclitaxel 80 mg/m2 IV on Days 1, 8, 15, repeated q4wk or PLD 40 mg/m2 IV on Day 1, repeated q4wk. Subjects in the Treatment Arm will also receive CA4P 60 mg/m2 on the same day as bevacizumab (Days 1 and 15, repeated q4wk), while subjects in the Control Arm will receive placebo on those days.

Order of dosing will follow the guidance listed below during this study when bevacizumab and CA4P / Placebo are dosed the same day as PCC,

Bevacizumab followed by CA4P / Placebo followed after 1-3 hours by paclitaxel,
PLD followed by bevacizumab followed by CA4P / Placebo Subjects will continue randomized treatment until disease progression, unacceptable toxicity, investigator decision, withdrawal of consent, or sponsor discontinues study for any reason. Subjects will undergo tumor assessments (RECIST) at baseline and every 8 weeks and CA-125 levels at baseline and every 4 weeks.

The primary endpoint is PFS. Secondary endpoints include ORR, OS, proportion of subjects who remain progression free at 6, 9, and 12 months, and safety. Endpoints will be compared between the Treatment Arm and the Control arm. The study duration is estimated to last approximately 3 years.

This study will have 2 parts with the same overall design. Part 1 will enroll up to approximately 80 subjects and will include multiple interim analyses to test the safety and efficacy assumptions in this specific subject population. Upon meeting certain efficacy criteria in Part 1, the protocol will be amended and additional sites added in order to enroll an additional 356 subjects into Part 2 of the study. Subjects enrolled in Part 2 will be analyzed separately and used as a stand-alone confirmatory efficacy study.

View Eligibility Criteria

Eligibility Criteria

Inclusion:

Signed informed consent form (ICF)
Age ≥ 18 years (Age ≥ 19 years if required by local regulatory authorities)
ECOG PS of 0-1
Histologically or cytologically-confirmed epithelial ovarian, fallopian tube or primary peritoneal cancer in recurrent stage
prOC (platinum-resistant ovarian cancers) defined as progression within > 1 to < 6 months (+ 2 weeks) of completing previous cycle of primary platinum-based therapy, or during or within < 6 months (+ 2 weeks) of starting additional platinum based therapies
Received ≥ 1 but ≤ 3 prior platinum-based regimens
Measurable disease according to RECIST 1.1
Left ventricular ejection fraction (LVEF) greater than or equal to at least 45% at baseline assessment if subject is receiving PLD, and/or anthracycline is a concomitant medication
No evidence of active (progressing) brain metastasis. (Treated brain metastasis allowed with a posttreatment magnetic resonance imaging (MRI) or Computed Tomography (CT) of brain showing no active (progressing) brain metastasis). Treatment of brain metastasis may include surgery, radiosurgery (linear accelerator (LINAC), gamma knife), or whole brain irradiation. Surgery for brain metastasis must be > 8 weeks from study entry
Hemoglobin > 9 g/dl. Erythroid growth factors should not have been used in the 2 weeks prior to study entry. Red blood cell transfusions are permitted to maintain the hemoglobin level > 9 g/dl
Adequate bone marrow function in the investigator's opinion

Adequate hepatic function defined by the following:

Total bilirubin < 2 x Upper Limit of Normal (ULN)
Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) < 2.5 X ULN for the referenced lab (< 5 X ULN for subjects with liver metastases)

Adequate renal function defined by the following:

- Serum creatinine < 2 X ULN for the referenced lab

Subjects of childbearing potential must have a negative serum pregnancy test prior to study entry and must be practicing a highly effective form of contraception
At least 2 weeks since prior radiotherapy and has recovered from any Grade 3 toxicities
Life expectancy ≥ 12 weeks

Exclusion:

Subjects who have received prior CA4P therapy

Previously having failed treatment with bevacizumab combined with the intended PCC.

- For clarity: Investigators should not select a bevacizumab + PCC combination for the FOCUS trial if the patient has previously failed that same regimen, however they may select a new PCC regimen to combine with bevacizumab. For example, a patient who failed bevacizumab + weekly paclitaxel would be allowed to enroll in FOCUS only if they are assigned to bevacizumab + PLD for the study.

Previous treatment with greater than three traditional chemotherapy treatment regimens
Untreated brain metastasis or leptomeningeal brain metastasis
Solid organ or bone marrow transplant
Primary platinum-refractory disease (defined as progression during dosing or within one (1) month of completing the last cycle of patients first platinum-containing regimen)
> Grade 2 peripheral neuropathy
Current thrombotic or hemorrhagic disorder/event or history of prior event within 6 months of start of Screening
History of prior cerebrovascular event, (including transient ischemic attack) within 6 months of start of Screening
Recent history (within 6 months of start of Screening) of angina pectoris, myocardial infarction (including non-Q wave MI), or NYHA Class III and IV congestive heart failure
History of torsade de pointes, ventricular tachycardia or fibrillation, pathologic sinus bradycardia (<60 bpm), heart block (excluding 1st degree block, benign PR interval prolongation only), congenital long QT syndrome or new ST segment elevation or depression or new Q wave on ECG
Known uncontrolled HIV infection
Uncontrolled, clinically significant active infection
Serious non-healing wound, ulcer or bone fracture
Subjects with known hypersensitivity to any of the components of CA4P, paclitaxel, PLD, or bevacizumab (paclitaxel and PLD dependent on whether PI plans they will be dosed with that PCC)
Subjects who are currently or planning on receiving concurrent investigational therapy or who have received investigational therapy for any indication within 30 days of the first scheduled day of dosing
Subjects with any other intercurrent medical condition, including mental illness or substance abuse, deemed by the Investigator to be likely to interfere with a subject's ability to provide informed consent, cooperate and participate in the study, or to interfere with the interpretation of the study results
Subjects with other invasive malignancies, with the exception of non-melanoma skin cancer, or with previous cancer treatment that contraindicates this protocol therapy within last 3 years
Prior radiation therapy to the pelvis or abdomen within 4 weeks of entry into the study
History of fistula, gastrointestinal (GI) perforation or intra-abdominal abscess, or invasive disease/metastases of the bowel which in the investigators opinion may increase the risk of GI perforation with bevacizumab treatment.

Uncontrolled hypertension (HTN)

- Sustained BP greater than 150 mmHG SBP / 100 mmHG DBP

Uncontrolled elevated proteinuria levels in the investigator's opinion
Corrected QT interval ([QTc] Fridericia) > 480 ms
Significant vascular disease or recent peripheral arterial thrombosis
Subjects with active bleeding or pathologic conditions that carry high risk of bleeding
Subjects who are pregnant or lactating

Study is for people with:

Ovarian Cancer

Phase:

Phase 2

Estimated Enrollment:

91

Study ID:

NCT02641639

Recruitment Status:

Terminated

Sponsor:

Mateon Therapeutics

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There are 38 Locations for this study

See Locations Near You

University of Alabama at Birmingham Comprehensive Cancer Center
Birmingham Alabama, 35249, United States
Mitchell Cancer Institute - USA Health System
Mobile Alabama, 36604, United States
Arizona Oncology Associates, PC - HAL
Phoenix Arizona, 85016, United States
Arizona Oncology Associates, PC - HOPE
Tucson Arizona, 85711, United States
University of Arizona Cancer Center
Tucson Arizona, 85724, United States
Oncology Institute of Hope and Innovation
Lynwood California, 90262, United States
University of California Irvine
Orange California, 92868, United States
California Pacific Medical Center, Research Institute
San Francisco California, 94115, United States
Sansum Clinic
Santa Barbara California, 93105, United States
Rocky Mountain Cancer Centers, LLP
Lakewood Colorado, 80228, United States
Hartford Health Care Cancer Institute; Affiliate Memorial Sloan Kettering
Hartford Connecticut, 06102, United States
Stamford Hospital - Bennett Cancer Center
Stamford Connecticut, 06904, United States
Sylvester Comprehensive Cancer Center University of Miami
Miami Florida, 33136, United States
Baptist Health Medical Group Oncology, LLC
Miami Florida, 33176, United States
Moffitt Cancer Center
Tampa Florida, 33612, United States
Augusta University
Augusta Georgia, 30912, United States
Maine Medical Center
Scarborough Maine, 04074, United States
Mercy Medical Center; The Institute for Cancer Care
Baltimore Maryland, 21202, United States
HCA Midwest Division - Sarah Cannon Cancer Institute
Kansas City Missouri, 64132, United States
Memorial Sloan Kettering Cancer Center
New York New York, 10065, United States
Gabrail Cancer Center
Canton Ohio, 44718, United States
Oklahoma Heath Sciences Center - Stephenson Cancer Center
Oklahoma City Oklahoma, 73104, United States
Tulsa Cancer Institute
Tulsa Oklahoma, 74146, United States
OHSU Center for Women's Health & Knight Cancer Institute
Portland Oregon, 97239, United States
Willamette Valley Cancer Institute
Springfield Oregon, 97477, United States
Lehigh Valley Hospital, John and Dorothy Morgan Cancer Center; Affiliate Memorial Sloan Kettering
Allentown Pennsylvania, 18103, United States
The Western Pennsylvania Hospital
Pittsburgh Pennsylvania, 15224, United States
Gibbs Cancer Center & Research Institute Spartanburg Medical Center
Spartanburg South Carolina, 29303, United States
Texas Oncology, P.A.
Austin Texas, 78731, United States
Texas Oncology
Bedford Texas, 76022, United States
Dallas County Hospital District d/b/a Parkland Health and Hospital System
Dallas Texas, 75235, United States
Simmons Comprehensive Cancer Center; UT Southwestern Medical Center
Dallas Texas, 75235, United States
Texas Oncology, P.A.
Dallas Texas, 75246, United States
Texas Oncology San Antonio
San Antonio Texas, 78229, United States
Texas Oncology, P.A.
The Woodlands Texas, 77380, United States
Texas Oncology, P.A.
Tyler Texas, 75702, United States
UZ Leuven
Leuven , , Belgium
Universitätsklinikum Erlangen
Erlangen , D-910, Germany
Universitätsklinikum Essen (AöR) Klinik für Frauenheilkunde und Geburtshilfe
Essen , 45147, Germany
Universitäts-Frauenklinik Dept. für Frauengesundheit
Tubingen , 72076, Germany

How clear is this clinincal trial information?

Study is for people with:

Ovarian Cancer

Phase:

Phase 2

Estimated Enrollment:

91

Study ID:

NCT02641639

Recruitment Status:

Terminated

Sponsor:


Mateon Therapeutics

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