Leukemia drug trial halted early: what we know
NCT ID NCT04817761
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a drug called calaspargase pegol in adults aged 22 and older with a specific type of leukemia (Philadelphia-negative ALL). The goal was to find the right dose and check for side effects. The trial was stopped early, but researchers were looking at how the drug worked in the body and any safety issues.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Baptist Clinical Research Institute
Memphis, Tennessee, 38120, United States
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City of Hope Comprehensive Cancer Center
Duarte, California, 91010, United States
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Cleveland Clinic
Cleveland, Ohio, 44195, United States
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Dana Farber Cancer Institute
Weymouth, Massachusetts, 02190, United States
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Duke University
Durham, North Carolina, 27705, United States
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HonorHealth Cancer Transplant Institute
Scottsdale, Arizona, 85258, United States
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Intermountain Healthcare (IHC)
Salt Lake City, Utah, 84143, United States
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Jefferson Health
Philadelphia, Pennsylvania, 19107, United States
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Memorial Sloan Kettering Cancer Center
New York, New York, 10065, United States
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NYU Langone/Laura and Isaac Perlmutter Cancer Center
New York, New York, 10016, United States
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Northwell Health Cancer Institute
Lake Success, New York, 11042, United States
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Oregon Health & Science University (OHSU)
Portland, Oregon, 97239, United States
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Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Baltimore, Maryland, 21287, United States
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Univeristy of California
Los Angeles, California, 90095, United States
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University of California Irvine Health (UCI Health)
Orange, California, 92868, United States
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University of Chicago Medicine
Chicago, Illinois, 60637, United States
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University of Kansas Cancer Center - Richard and Annette Bloch Cancer Care Pavilion
Westwood, Kansas, 66205, United States
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University of Maryland Greenbaum Cancer Center
Baltimore, Maryland, 21201, United States
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University of Miami Health System - Sylvester Comprehensive Cancer Center
Miami, Florida, 33136, United States
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University of Washington/Seattle Cancer Care Alliance/Fred Hutch
Seattle, Washington, 98109, United States
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West Virginia University Cancer Institute
Morgantown, West Virginia, 26506, United States
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