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Completed Phase 1Phase 2 Interventional Results available

A Study of ABT-263 in Participants With Relapsed or Refractory Chronic Lymphocytic Leukemia

ClinicalTrials.gov ID: NCT00481091

Public ClinicalTrials.gov record NCT00481091. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 7:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1/2a Study Evaluating the Safety, Pharmacokinetics, and Efficacy of ABT-263 in Subjects With Relapsed or Refractory Chronic Lymphocytic Leukemia

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The Phase 1 portion of the study will evaluate the pharmacokinetic profile and safety of ABT-263 under two different dosing schedules with the objective of defining the dose limiting toxicity and maximum tolerated dose. The Phase 2a portion of the study will evaluate ABT-263 at the defined recommended Phase 2 dose to obtain additional safety information and a preliminary assessment of efficacy. The Extension Study portion will allow active subjects to continue to receive ABT-263 for up to 11 years after the last subject transitions with less frequent study evaluations.

Study identification

NCT ID
NCT00481091
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
AbbVie
Industry
Enrollment
60 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 24, 2007
Primary completion
May 11, 2022
Completion
May 11, 2022
Last update posted
Jun 12, 2023

2007 – 2022

United States locations

U.S. sites
6
U.S. states
6
U.S. cities
6
Facility City State ZIP Site status
Moores Cancer Center at UC San Diego /ID# 5566 La Jolla California 92093
Dana-Farber Cancer Institute /ID# 5547 Boston Massachusetts 02215
University of Nebraska Medical Center /ID# 12261 Omaha Nebraska 68198
North Shore University Hospital /ID# 12267 New Hyde Park New York 11040
University of Texas MD Anderson Cancer Center /ID# 5575 Houston Texas 77030
Northwest Medical Specialties - Tacoma /ID# 26428 Tacoma Washington 98405

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 4 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00481091, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 12, 2023 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00481091 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →