Clinical trial NCT01469793: A Study of DMOT4039A in Participants With Unresectable Pancreatic or Platinum-Resistant Ovarian Cancer
Official title: A Phase I, Open Label Study of the Safety and Pharmacokinetics of Escalating Doses of DMOT4039A in Patients With Unresectable Pancreatic or Platinum-Resistant Ovarian Cancer
Study type: INTERVENTIONAL
Overall status: COMPLETED
Phase: PHASE1
Conditions: Ovarian Cancer
Lead sponsor: Genentech, Inc.
Sponsor class: INDUSTRY
First posted: 2011-11-10
Enrollment: 71
Sex: ALL
Minimum age (years): 18
Standard ages: ADULT
OLDER_ADULT
Accepts healthy volunteers: no
Allocation: NON_RANDOMIZED
Intervention model: PARALLEL
Primary purpose: TREATMENT

Brief summary: This multicenter, open-label, dose-escalating study will assess the safety, tolerability, and pharmacokinetics of DMOT4039A in participants with unresectable pancreatic or platinum-resistant ovarian cancer. Cohorts of participants will receive multiple ascending intravenous doses of DMOT4039A.


Eligibility criteria: Inclusion Criteria:

* Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1
* Histologically documented, incurable, locally advanced or metastatic disease for which no standard therapy exists, consisting of one of the following: Unresectable pancreatic ductal adenocarcinoma or platinum-resistant ovarian cancer
* Measureable disease, defined as at least one bi-dimensionally measurable non-lymph node lesion greater than or equal to (\>/=) 1 centimeter (cm) in long-axis diameter on spiral computed tomography (CT) scan or at least one bi-dimensionally measurable lymph node measuring \>/= 1.5 cm in short-axis diameter on spiral CT scan
* Adequate hematological, renal and liver function

Exclusion Criteria:

* Treatment with anti-tumor therapy, including chemotherapy, biologic, experimental or hormonal therapy, within 4 weeks prior to Day 1
* Known active infection
* Current Grade \>/= 2 toxicity (except for alopecia, anorexia and fatigue) from prior therapy or Grade \>/= 2 neuropathy
* Untreated or active cerebral nervous system metastases
* Pregnant or breastfeeding women

Primary outcomes:
measure: Maximum Tolerated Dose (MTD) of DMOT4039A
timeFrame: Days 1 to 21 of Cycle 1 (1 cycle=21 days)
measure: Number of Participants With Dose-Limiting Toxicities (DLTs)
timeFrame: Days 1 to 21 of Cycle 1 (1 cycle=21 days)
measure: Recommended Phase 2 Dose (RP2D) of DMOT4039A
timeFrame: Days 1 to 21 of Cycle 1 (1 cycle=21 days)
Secondary outcomes:
measure: Area Under the Concentration-Time Curve From Time Zero to Extrapolated Infinite Time (AUC [0-inf]) of DMOT4039A Total Antibody
timeFrame: Q3W: Pre-infusion (0 hours [hrs]), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion, 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: AUC (0-inf) of Antibody-Conjugated Monomethyl Auristatin E (acMMAE)
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: AUC (0-inf) of Unconjugated MMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Maximum Observed Concentration (Cmax) of DMOT4039A Total Antibody
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Cmax of acMMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Cmax of Unconjugated MMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Total Clearance (CL) of DMOT4039A Total Antibody
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: CL of acMMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Half-life (t1/2) of DMOT4039A Total Antibody
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: t1/2 of acMMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: t1/2 of Unconjugated MMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Volume of Distribution at Steady State (Vss) of DMOT4039A Total Antibody
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Vss of acMMAE
timeFrame: Q3W: Pre-infusion (0 hrs), 0.5, 4, 24, 48 hrs, and 7, 9/10, 14, 16/17 days post-infusion in Cycle 1; Q1W: Pre-infusion (0 hrs), 0.5, 48 hrs post Day 1, 8, 15 infusions, 4, 24 hrs post Day 1 infusion in Cycle 1 (Infusion length=1.5 hrs) (1 cycle=21 days)
measure: Percentage of Participants With Anti-Therapeutic Antibodies (ATAs)
timeFrame: Baseline (pre-infusion [0 hrs] on Day 1 Cycle 1); Post-Baseline (assessed at pre-infusion [0 hrs] on Day 1 of Cycles 2-4 and at study completion/early termination [up to 30 days after Cycle 32]) (1 cycle=21 days)
measure: Percentage of Participants With Objective Response According to Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST v1.1)
timeFrame: Baseline up to PD or death, whichever occurred first (assessed at Day 1, every 2 cycles thereafter [Cycles 2, 4, 6, 8, 10, 12, 14, and 16]; at study completion/early withdrawal [up to 30 days after Cycle 32]) (1 cycle=21 days)
measure: Duration of Objective Response (DOR) According to RECIST v1.1
timeFrame: From the date of initial PR or CR up to PD or death, whichever occurred first (assessed at Day 1, every 2 cycles thereafter [Cycles 2, 4, 6, 8, 10, 12, 14, and 16]; at study completion/early withdrawal [up to 30 days after Cycle 32]) (1 cycle=21 days)
measure: Progression-free Survival (PFS) According to RECIST v1.1
timeFrame: Day 1 up to PD or death, whichever occurred first (assessed at Day 1, every 2 cycles thereafter [Cycles 2, 4, 6, 8, 10, 12, 14, and 16]; at study completion/early withdrawal [up 30 days after Cycle 32]) (1 cycle=21 days)
Other outcomes:
Locations:
city: Phoenix
country: United States
state: Arizona
city: Aurora
country: United States
state: Colorado
city: Jacksonville
country: United States
state: Florida
city: Rochester
country: United States
state: Minnesota
city: Amsterdam
country: Netherlands
city: Groningen
country: Netherlands
Study officials:
affiliation: Hoffmann-La Roche
name: Clinical Trials
role: STUDY_DIRECTOR
References: