NIH Clinical Research Studies

Protocol Number: 09-C-0168

Active Accrual, Protocols Recruiting New Patients

Title:
A Phase 1, Open-Label Study of MEDI-547 to Evaluate the Safety, Tolerability, Pharmacokinetics, and Biologic Activity of Intravenous Administration in Subjects with Relapsed or Refractory Solid Tumors Associated with EphA2 Expression
Number:
09-C-0168
Summary:
BACKGROUND:

-EphA2 is a member of the Eph family of receptor tyrosine kinases (RTK) consisting of at least 15 family members. In normal adult tissues, EphA2 is expressed at low levels. Among tumor tissues, EphA2 over-expression has been demonstrated in ovarian, endometrial, cervical, breast, prostate, non-small cell lung, colon, esophageal, gastric, bladder, and renal cell carcinomas; melanoma; and gliomas. Cumulative evidence suggests a correlation between EphA2 over-expression and clinical features of aggressive cancer.

-MEDI-547 is an investigational antibody-drug conjugate. It is a fully human IgG1 monoclonal antibody directed against EphA2 and conjugated to an auristatin derivative linker-toxin. Auristatin is a microtubule inhibitor that binds to the vinca alkaloid binding domain and has potent anticancer effects in nonclinical and clinical studies.

OBJECTIVES:

Primary objective:

-To determine the safety, tolerability, and maximum tolerated dose of MEDI-547

Secondary objectives:

-To describe the antitumor activity of MEDI-547

-To assess the pharmacokinetics and potential immunogenicity of MEDI-547.

-To evaluate the effects of baseline EphA2 expression levels on biological activity

ELIGIBILITY:

-Previous histological confirmation of ovarian, fallopian tube, primary peritoneal, endometrial, cervical, breast, prostate, non-small cell lung, colon, esophageal, gastric, bladder, renal cell carcinomas or melanoma

-Cancer refractory to at least 1 prior standard regimen

-Adequate end organ function

-Life expectancy greater than 16 weeks

DESIGN:

-Phase 1, open-label study in subjects with solid tumors relapsed or refractory to standard therapy

-Two investigational sites in the United States of America (USA) will participate: the National Cancer Institute (NCI) and MD Anderson Cancer Center (MDACC).

-Dose escalation cohort:

-MEDI-547 will be administered according to 2 schedules: q3Week or qWeek

-Initially, subjects will enroll to the q3Week administration schedule

-Cohorts will enroll in the qWeek schedule once the dose level in the q3Wk safely reaches three times the starting dose, in order to achieve equivalent cumulative dose per cycle.

-Dose-expansion cohort will include those with relapsed or refractory ovarian, fallopian tube, or primary peritoneal cancer and be required to demonstrate EphA2 expression.

Sponsoring Institute:
National Cancer Institute (NCI)
Recruitment Detail
Type: Participants currently recruited/enrolled
Gender: Male & Female
Referral Letter Required: No
Population Exclusion(s): Children

Eligibility Criteria:
INCLUSION CRITERIA:

Subjects must meet all of the following criteria:

1) For the dose-escalation cohort: cancer relapsed or refractory to at least 1 prior standard care systemic regimen standard therapy with previous histological confirmation of diagnosis of fallopian tube, primary peritoneal, endometrial, cervical, prostate, non-small cell lung, esophageal, gastric, bladder, and renal cell carcinomas or melanoma. Subjects with relapsed or refractory breast, epithelial ovarian, or colon cancer with previous histological confirmation of diagnosis must have progressed through more than 1 prior regimen of therapy. For patients enrolling at the NCI, pathology must be confirmed by the Department of Pathology, CCR, NCI.

2) For the dose-expansion cohort: relapsed or refractory epithelial ovarian cancer with progression through more than 1 prior regimen of therapy, or relapsed or refractory fallopian tube, or primary peritoneal cancer with progression after at least 1 prior standard care systemic regimen, with previous histological confirmation of cancer diagnosis. For patients enrolling at the NCI, pathology must be confirmed by the Department of Pathology, Center for Cancer Research (CCR), NCI.

3) Patients with the following histologic epithelial ovarian cancer cell types are eligible: Serous adenocarcinoma, endometrioid adenocarcinoma, mucinous adenocarcinoma, undifferentiated carcinoma, clear cell adenocarcinoma, mixed epithelial carcinoma, transitional cell carcinoma, malignant Brenner's Tumor, or adenocarcinoma not otherwise specified (NOS).

4) For the dose-expansion cohort of subjects with relapsed or refractory ovarian cancer, subjects must have an archival tumor sample that demonstrates EphA2 expression by immunohistochemical stain.

5) Males or females at least 18 years of age at the time of obtaining informed consent.

6) Women of childbearing potential must have a negative serum pregnancy test within 72 hours prior to MEDI-547 administration; and men and women of reproductive potential must agree to practice an effective method of avoiding pregnancy (this is not to include oral or implanted contraceptives (such as a pill , the patch , a Depo Provera shot, or hormone laced intrauterine device, but allows the following: non-hormonal (copper), intrauterine device, female condom, diaphragm with spermicide, cervical cap, abstinence, use of a condom by the sexual partner or sterile sexual partner) beginning at the time the ICF is signed, and must agree to continue using such precautions while receiving MEDI-547 through 30 days after the last dose of MEDI-547.

7) For the dose-escalation cohort: measurable disease by Response Evaluation Criteria in Solid Tumors (RECIST) criteria is desirable but not required. The following are not considered measurable: pleural effusion or ascites; osteoblastic/osteoclastic lesions or evidence of disease on bone scan alone; progressive irradiated lesions alone, bone marrow involvement, brain metastases, malignant hepatomegaly by physical exam alone; or chemical markers (eg, CA-125, carcinoembryonic antigen [CEA], or prostate specific antigen [PSA]). Recurrent disease following surgery or radiotherapy is measurable provided that 30 days have elapsed since treatment and that measurable disease exists outside the radiation port, or there is clear progression within the radiation port.

8) For the dose-expansion cohort: measurable disease, by RECIST criteria is required. The following are not considered measurable: pleural effusion or ascites; osteoblastic/osteoclastic lesions or evidence of disease on bone scan alone; progressive irradiated lesions alone, bone marrow involvement, brain metastases, malignant hepatomegaly by physical exam alone; or chemical markers (eg, CA-125, CEA, or PSA). Recurrent disease following surgery or radiotherapy is measurable provided that 30 days has elapsed since treatment and that measurable disease exists outside the radiation port, or there is clear progression within the radiation port.

9) Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1 or 2

10) Life expectancy of greater than 16 weeks.

11) For subjects who had prior treatment with chemotherapy, biological therapy, radiotherapy, or investigational therapy or had prior surgery: eligible for study entry if at least 30 days have passed since their treatment/surgery, provided that all toxicities related to prior treatment have resolved to less than or equal to Grade 1 severity by National Cancer Institute Common Terminology Criteria for Adverse Events version 3.0 (NCI CTCAE v3.0) and all surgical wounds have healed.

12) Prior immunotherapy with approved agents (eg, trastuzumab, cetuximab, panitumumab, bevacizumab) is allowable if at least 30 days have passed.

13) Absolute neutrophil count (ANC) greater than or equal to 1500/mm(3), platelets greater than or equal to 100,000/mm(3), hemoglobin > 10.0 g/dL, serum creatinine less than or equal to 1.5 times the upper limit of normal (ULN) or calculated creatinine clearance > 50 mL/min, serum bilirubin less than or equal to 2 times the ULN, alkaline phosphatase < 3 times the ULN, and aspartate transferase (AST) and alanine transferase (ALT) less than or equal to 3 times the ULN.

14) Prothrombin time (PT), partial thromboplastin time (PTT), and international normalized ratio (INR) that are within normal institutional limits.

15) Written informed consent and Health Insurance Portability and Accountability Act (HIPAA) authorization (applies to covered entities in the USA only) obtained from the subject prior to receipt of any study medication or beginning study procedures.

EXCLUSION CRITERIA:

Any of the following will exclude the subject from participation in the study:

1) Pregnant or lactating women.

2) A history of central nervous system metastases or primary central nervous system (CNS) tumors.

3) Symptomatic pleural effusion or ascites requiring paracentesis.

4) Symptomatic peripheral neuropathy of Grade 2 or greater.

5) Respiratory insufficiency requiring oxygen treatment, or lymphangitic involvement of lungs.

6) Any evidence of hematemesis, melena, hematochezia, grade 2 or higher hemoptysis, or gross hematuria. Patients with grade 1 hemoptysis or microscopic hematuria will be permitted on study.

7) Active or recent history (within 3 months) of keratitis or conjunctivitis.

8) A history of significant adverse events related to a previously administered monoclonal antibody.

9) A history of human immunodeficiency virus (HIV) or hepatitis virus infection (HBV, HCV) will be excluded to eliminate the risk of increased adverse events due to immune compromise or liver dysfunction.

10) Any evidence or history of myocardial infarction, angina, or arrhythmia (including atrial fibrillation, multifocal premature ventricular contractions, ventricular bigeminy or trigeminy, ventricular tachycardia or requirement for anti-arrhythmics including digoxin) within 6 months prior to initiation of MEDI-547.

11) Any evidence of uncontrolled hypertension (systolic blood pressure greater than 150 mm Hg or diastolic blood pressure greater than 100 mm Hg) within 3 months prior to initiation of investigational product.

12) Subjects currently on anticoagulant therapy for thromboembolic disorders or prophylactic reasons will be excluded.

13) Any evidence of severe congestive heart failure with severity New York Heart Association (NYHA) classification > Class 1 within the past 12 weeks.

14) A marked baseline prolongation of QTc interval (eg, demonstration of QTc interval greater than or equal to 500 millisecs [ms]).

15) A prior stroke or transient ischemic attack (TIA) within 6 months prior to initiation of investigational product.

16) Any evidence of an active infection or systemic use of antimicrobials within 72 hours prior to initial treatment with MEDI-547.

17) Current or planned participation (from the day of study entry through 30 days after the last dose of MEDI-547) in a research protocol in which another investigational agent or therapy may be administered.

18) Received another investigational agent within 30 days prior to initiation of MEDI-547 or not fully recovered from prior investigational treatment.

19) A requirement for palliative chemotherapy, hormonal therapy, radiotherapy, surgery, or immunotherapy during the course of the study.

20) For subjects in the dose-expansion cohort, history of prior malignancies within the past 5 years other than non-melanomatous skin cancers that have been controlled, carcinoma in situ of the cervix, or superficial bladder cancer.

21) A general medical or psychological condition or behavior, including substance dependence or abuse that, in the opinion of the investigator, might not permit the subject to complete the study or sign the informed consent.

22) Any condition that in the opinion of the investigator would interfere with evaluation of the investigational product or interpretation of study results.

Special Instructions:
Currently Not Provided
Keywords:
MEDI-547
EphA2 Expression
Phase I
Solid Tumor
Pharmacokinetics
Recruitment Keyword(s):
Solid Tumor
Ovarian Cancer
Cervical Cancer
Endometrial Cancer
Breast Cancer
Cancer
Condition(s):
Solid Tumor, Unspecified, Adult
Ovarian Epithelial Cancer
Breast Cancer
Cervical Cancer
Endometrial Cancer
Investigational Drug(s):
MEDI-547
Investigational Device(s):
None
Intervention(s):
Drug: MEDI-547
Supporting Site:
MedImmune, LLC

Contact(s):
NCI Referral Office
National Institute of Health Clinical Center (CC), 9000 Rockville Pike, Bethesda, Maryland 20892, United States: NCI Clinical Trials Referral Office
Phone: 1-888-NCI-1937
Fax: Not Listed
Electronic Address: ncicssc@mail.nih.gov

Citation(s):
Abraham S, Knapp DW, Cheng L, Snyder PW, Mittal SK, Bangari DS, Kinch M, Wu L, Dhariwal J, Mohammed SI. Expression of EphA2 and Ephrin A-1 in carcinoma of the urinary bladder. Clin Cancer Res. 2006 Jan 15;12(2):353-60.

Doronina SO, Mendelsohn BA, Bovee TD, Cerveny CG, Alley SC, Meyer DL, Oflazoglu E, Toki BE, Sanderson RJ, Zabinski RF, Wahl AF, Senter PD. Enhanced activity of monomethylauristatin F through monoclonal antibody delivery: effects of linker technology on efficacy and toxicity. Bioconjug Chem. 2006 Jan-Feb;17(1):114-24.

Eisenhauer EA, Therasse P, Bogaerts J, Schwartz LH, Sargent D, Ford R, Dancey J, Arbuck S, Gwyther S, Mooney M, Rubinstein L, Shankar L, Dodd L, Kaplan R, Lacombe D, Verweij J. New response evaluation criteria in solid tumours: revised RECIST guideline (version 1.1). Eur J Cancer. 2009 Jan;45(2):228-47.

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