New drug combo targets tough breast cancer in early trial
NCT ID NCT04572295
First seen Nov 01, 2025 · Last updated Jun 18, 2026 · Updated 41 times
Summary
This early-phase study tests a new drug called E7090, alone or with other cancer medicines, in people with a common type of advanced breast cancer (ER+, HER2-). The main goal is to find safe doses and understand side effects. About 51 participants will take part to guide future research.
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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.
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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Contacts and locations
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Locations
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Eisai Trial Site 1
Koto-ku, Tokyo, Japan
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Eisai Trial Site 10
Kitaadachi-gun, Saitama, Japan
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Eisai Trial Site 11
Nagoya, Aichi-ken, Japan
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Eisai Trial Site 2
Shinagawa-ku, Tokyo, Japan
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Eisai Trial Site 3
Chuo-ku, Tokyo, Japan
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Eisai Trial Site 4
Sendai, Miyagi, Japan
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Eisai Trial Site 5
Yokohama, Kanagawa, Japan
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Eisai Trial Site 6
Kashiwa, Chiba, Japan
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Eisai Trial Site 7
Chuo-ku, Osaka, Japan
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Eisai Trial Site 8
Shinjuku-ku, Tokyo, Japan
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Eisai Trial Site 9
Matsuyama, Ehime, Japan
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.