Cancer drug combo shows promise but study halted early
NCT ID NCT03225547
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a combination of two drugs—pembrolizumab (an immunotherapy) and mifepristone (a hormone blocker)—in people with advanced HER2-negative breast cancer. The goal was to see if the combination could shrink tumors. The study was stopped early after enrolling 24 participants, and results are not yet fully reported.
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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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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.
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Locations
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University of Chicago
Chicago, Illinois, 60637, United States