A Phase 1/2a Study of ABT-263 in Subjects With Relapsed or Refractory Chronic Lymphocytic Leukemia
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Purpose
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 three years after the last subject transitions with less frequent study evaluations.
| Condition | Intervention | Phase |
|---|---|---|
|
Chronic Lymphocytic Leukemia |
Drug: ABT-263 |
Phase 1 Phase 2 |
| Study Type: | Interventional |
| Study Design: | Endpoint Classification: Safety/Efficacy Study Intervention Model: Single Group Assignment Masking: Open Label Primary Purpose: Treatment |
| 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 |
- Determination of dose limiting toxicity (DLT) and maximum tolerated dose (MTD) [ Time Frame: 14 days on therapy and 7 days off therapy OR 21 days continuous dosing ] [ Designated as safety issue: Yes ]
- Pharmacokinetic profile evaluation [ Time Frame: Repeating sequence of 14 days on therapy and 7 days off therapy OR 21 days of continuous dosing ] [ Designated as safety issue: No ]
- Preliminary efficacy assessment (Phase 2a) [ Time Frame: Repeating cycles of 21 days continuous dosing ] [ Designated as safety issue: No ]
- Safety assessment [ Time Frame: Repeating sequence of 14 days on therapy and 7 days off therapy OR 21 days of continuous dosing ] [ Designated as safety issue: Yes ]
| Estimated Enrollment: | 72 |
| Study Start Date: | July 2007 |
| Estimated Study Completion Date: | September 2014 |
| Estimated Primary Completion Date: | September 2014 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Experimental: Arm NA, Group is Applicable
Group/Cohort Number or Label is numerical and sequential starting with dose level 1
|
Drug: ABT-263
Phase 1 dosing under two different schedules: 14 days on drug, 7 days or (14/21) or continuous dosing. Phase 2a dosing at the recommended phase 2a dose and schedule |
Eligibility| Ages Eligible for Study: | 18 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Relapsed or refractory Chronic Lymphocytic Leukemia and require treatment in opinion of investigator
- Eastern Cooperative Oncology Group (ECOG) <= 1
- Adequate bone marrow independent of growth factor support, renal and hepatic function per defined laboratory criteria
Exclusion Criteria:
- History or clinically suspicious for cancer-related Central Nervous System disease
- Receipt of allogenic or autologous stem cell transplant
- Recent history (within 1 year of first dose) of underlying, predisposing condition of bleeding or currently exhibits signs of bleeding
- Active peptic ulcer disease or other potentially hemorrhagic esophagitis/gastritis
- Active immune thrombocytopenic purpura or history of being refractory to platelet transfusions (within 1 year of first dose)
Contacts and Locations| United States, California | |
| Site Reference ID/Investigator# 5566 | |
| La Jolla, California, United States, 92093 | |
| United States, Massachusetts | |
| Site Reference ID/Investigator# 5547 | |
| Boston, Massachusetts, United States, 02115 | |
| United States, Nebraska | |
| Site Reference ID/Investigator# 12261 | |
| Omaha, Nebraska, United States, 68198-7680 | |
| United States, New York | |
| Site Reference ID/Investigator# 12267 | |
| New Hyde Park, New York, United States, 11042 | |
| United States, Texas | |
| Site Reference ID/Investigator# 5575 | |
| Houston, Texas, United States, 77030-4009 | |
| United States, Washington | |
| Site Reference ID/Investigator# 26428 | |
| Tacoma, Washington, United States, 98405 | |
| Australia | |
| Site Reference ID/Investigator# 6583 | |
| East Melbourne, Australia, 3002 | |
| Site Reference ID/Investigator# 5576 | |
| Parkville, Australia, 3050 | |
| Germany | |
| Site Reference ID/Investigator# 5924 | |
| Cologne, Germany, 50937 | |
| United Kingdom | |
| Site Reference ID/Investigator# 15081 | |
| Leicester, United Kingdom, LE1 9HN | |
| Study Director: | Sari Enschede, MD | AbbVie |
More Information
No publications provided by AbbVie
Additional publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
| Responsible Party: | AbbVie ( AbbVie (prior sponsor, Abbott) ) |
| ClinicalTrials.gov Identifier: | NCT00481091 History of Changes |
| Other Study ID Numbers: | M06-873, 2007-002143-25 |
| Study First Received: | May 30, 2007 |
| Last Updated: | April 19, 2013 |
| Health Authority: | United States: Food and Drug Administration Germany: Federal Institute for Drugs and Medical Devices United Kingdom: Medicines and Healthcare Products Regulatory Agency Australia: Department of Health and Ageing Therapeutic Goods Administration |
Additional relevant MeSH terms:
|
Leukemia Leukemia, Lymphocytic, Chronic, B-Cell Leukemia, Lymphoid Neoplasms by Histologic Type Neoplasms |
Leukemia, B-Cell Lymphoproliferative Disorders Lymphatic Diseases Immunoproliferative Disorders Immune System Diseases |
ClinicalTrials.gov processed this record on June 17, 2013