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Clinical Trials/NCT01672775
NCT01672775
Completed
Phase 1

A Phase 1, Open Label, Multi-center Study to Assess the Safety, Pharmacokinetics and Effectiveness of AGS-16C3F Monotherapy in Subjects With Renal Cell Carcinoma (RCC) of Clear Cell or Papillary Histology

Agensys, Inc.9 sites in 2 countries34 target enrollmentJuly 18, 2012

Overview

Phase
Phase 1
Intervention
AGS-16C3F
Conditions
Carcinoma, Renal Cell
Sponsor
Agensys, Inc.
Enrollment
34
Locations
9
Primary Endpoint
Incidence of Adverse Events
Status
Completed
Last Updated
last year

Overview

Brief Summary

The purpose of this study is to evaluate the safety and pharmacokinetics and assess the immunogenicity and effectiveness of AGS-16C3F in subjects with renal cell cancer (RCC).

Detailed Description

The study has two components. The first aims to establish a safe dose for AGS-16C3F. Once identified, the safety and effectiveness will be tested in additional subjects with either clear cell or papillary histology in expanded cohorts.

Registry
clinicaltrials.gov
Start Date
July 18, 2012
End Date
February 21, 2017
Last Updated
last year
Study Type
Interventional
Study Design
Single Group
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Dose determination cohorts: Histologically confirmed diagnosis of metastatic RCC of either clear cell or non-clear histology.
  • Tumors with clear cell histology: subject must have progressed after at least one anti-vascular endothelial growth factor receptor (anti-VEGFR) therapy
  • Tumors with non-clear cell histology must be ectonucleotide pyrophosphatase/phosphodiesterase family member 3 (ENPP3) positive at pre-screening. This sub-group does not have any prior therapy requirement.
  • Dose expansion cohorts: Histologically confirmed diagnosis of metastatic RCC of either clear cell or papillary histology
  • Tumors with clear cell histology: subject must have progressed after at least one anti-VEGFR therapy
  • Tumors with papillary histology: includes unclassified histology with papillary features and must be ENPP3 positive at pre-screening. This sub-group does not have any prior therapy requirement.
  • Measurable disease according to Response Criteria for Solid Tumors (RECIST Version 1.1)
  • Eastern Cooperative Group (ECOG) performance status of 0-1
  • Hematologic function, as follows:
  • Absolute neutrophil count (ANC) ≥ 1.5 x 109/L

Exclusion Criteria

  • Current uncontrolled central nervous system (CNS) metastasis or malignant brain tumors
  • Use of any investigational drug (including marketed drugs not approved for this indication) within 4 weeks prior to screening. No time limit applies to the use of marketed drugs approved for this indication provided that the subject has progressed on the treatment and all toxicities attributable to the drug have resolved or returned to baseline
  • Known sensitivity to any of the ingredients of the investigational product AGS-16C3F
  • History of thromboembolic events and bleeding disorders ≤3 months (e.g., (deep vein thrombosis) DVT or pulmonary embolism (PE))
  • Active angina or Class III or IV Congestive Heart Failure (CHF) (New York Heart Association CHF Functional Classification System) or clinically significant cardiac disease within 12 months of study enrollment, including myocardial infarction, unstable angina, grade 2 or greater peripheral vascular disease, congestive heart failure, uncontrolled hypertension, or arrhythmias not controlled by outpatient medication.
  • Major surgery within 4 weeks of study enrollment
  • Women who are pregnant (confirmed by positive pregnancy test) or lactating
  • Known positive test for human immunodeficiency virus (HIV), hepatitis C, or hepatitis B surface antigen.
  • Active infection requiring treatment with systemic (intravenous or oral) anti-infectives (antibiotic, antifungal, or antiviral agent) within 72 hours of screening.
  • History of eye surgery within 6 months, presence of cataracts or other ocular disorders significantly affecting vision

Arms & Interventions

AGS-16C3F in RCC Subjects with Clear Cell Histology

Expansion Cohort

Intervention: AGS-16C3F

Cohort (-1) AGS-16C3F high dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

Cohort (-4) AGS-16C3F lowest dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

Cohort 1 AGS-16C3F highest dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

Cohort 0 AGS-16C3F higher dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

Cohort (-2) AGS-16C3F middle dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

Cohort (-3) AGS-16C3F low dose

Renal Cell Carcinoma subjects with clear and non-clear histology

Intervention: AGS-16C3F

AGS-16C3F in RCC Subjects with Papillary Histology

Expansion Cohort

Intervention: AGS-16C3F

Outcomes

Primary Outcomes

Incidence of Adverse Events

Time Frame: 24 months

Secondary Outcomes

  • Incidence of antidrug antibody formation to human native antibody (AGS-16C) and antibody drug conjugate (AGS-16C3F)(24 months)
  • Pharmacokinetic profile for total antibody (TAb), antibody drug conjugate (ADC), and monomethyl auristatin F (MMAF): Ceoi or Cmax, Ctrough, Tmax, AUCτ, t1/2, CL, and Vss(Days 1, 2, 3, 4, 8, 15, 22, 43, 64, 65, 66, 67, 71, 78, and 92)
  • Tumor response: objective response rate(24 months)
  • Tumor response: disease control rate(24 months)
  • Tumor response: Changes in bone scans(Baseline, Week 13 and every 12 weeks thereafter)

Study Sites (9)

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