New drug targets Hard-to-Treat cancers in japanese patients
NCT ID NCT05101096
First seen Jul 10, 2026 · Last updated Jul 10, 2026
Summary
This study tests a drug called sacituzumab govitecan (Trodelvy) in Japanese patients with advanced solid tumors, including certain breast and bladder cancers. The trial has two phases: first, to find the safest dose, and second, to see how well the drug shrinks tumors. Participants receive the drug intravenously and are monitored for side effects and response.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- sacituzumab govitecan (Trodelvy)
- What this could lead to
- If successful, this could provide a new treatment option for Japanese patients with certain advanced solid tumors that are hard to treat.
- What could go wrong
- This is an early-phase study, so the drug may not work as hoped or could cause significant side effects. Results may not apply to all populations.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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135 people
The number who actually took part.
- Started
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Oct 2021
- Expected to finish
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May 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Key Inclusion Criteria: * Eastern Cooperative Oncology Group (ECOG) performance status ≤ 1 * Measurable disease by computed tomography (CT) or magnetic resonance imaging (MRI) as per RECIST Version 1.1 criteria * Adequate hematologic counts without transfusional or growth factor support within 2 weeks of study drug initiation * Adequate hepatic function (bilirubin ≤ 1.5 upper limit of normal (ULN)), alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤ 2.5 ULN * Creatinine clearance ≥ 30 mL/min * Male and female individuals of childbearing potential who engage in heterosexual intercourse must agree to use protocol-specified method(s) of contraception. * Phase 1 only: Histologically or cytologically confirmed advanced solid tumor that is refractory to or intolerant of all standard therapy or for which no standard therapy is available. * Phase 2 metastatic triple-negative breast cancer (mTNBC) Cohort: Histologically or cytologically confirmed TNBC per American Society of Clinical Oncologists/College of American Pathologists (ASCO/CAP) criteria, based on the most recent analyzed biopsy or other pathology specimen. Refractory to or relapsed after at least 2 prior standard-of-care chemotherapy regimens for unresectable, locally advanced or metastatic breast cancer. * Phase 2 hormone receptor-positive/human epidermal growth factor receptor 2-negative metastatic breast cancer (HR+/HER2- mBC) Cohort: Documented evidence of HR+/HER2- mBC confirmed by a local laboratory and defined per ASCO/CAP criteria. * Refractory to or relapsed after 2 prior systemic chemotherapy regimens for locally advanced unresectable or metastatic disease. * Phase 2 metastatic urothelial cancer (mUC) Cohort: Histologically documented UC that is metastatic or locally advanced unresectable. * Progressed or recurred following receipt of platinum-containing regimen and anti-PD-1/PD-L1 therapy for metastatic or locally advanced unresectable disease Key Exclusion Criteria: * Positive serum pregnancy test, or females who may possibly be pregnant * Known Gilbert's disease * Have previously received antibody drug conjugate containing topoisomerase I inhibitors * Presence of bulky disease (defined as any single mass \> 7 cm in greatest dimension). * Known to be HIV positive, or hepatitis B virus (HBV) surface antigen positive or hepatitis C virus (HCV) antibody positive at screening * Known history of significant cardiac disease * Known history of clinically significant active chronic obstructive pulmonary disease, or other moderate-to-severe chronic respiratory illness * History of interstitial lung disease * History of clinically significant gastrointestinal (GI) bleeding, have active chronic inflammatory bowel disease (ulcerative colitis, Crohn's disease) or GI perforation * Individuals with a history of anaphylactic reaction to irinotecan. Note: Other protocol defined Inclusion/Exclusion criteria may apply.
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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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Aichi Cancer Center Hospital
Aichi, 464-8681, Japan
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Akita University Hospital
Akita, 010-8543, Japan
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Chiba Cancer
Chūōku, 260-8717, Japan
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Chiba Cancer Center
Chiba, 260-8717, Japan
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Hirosaki University Hospital
Aomori, 036-8563, Japan
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Hiroshima University Hospital
Minamiku, 734-8551, Japan
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Hyogo Cancer Center
Hyōgo, 673-8558, Japan
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Hyogo College of Medicine College Hospital
Nishinomiya-shi, 663-8501, Japan
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Juntendo University Hospital
Bunkyō City, 113-8431, Japan
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Kagawa University Hospital
Kagawa, 761-0793, Japan
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Kanagawa Cancer Center
Asahi-ku, 241-8515, Japan
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Keio University Hospital
Tokyo, 1608582, Japan
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Kindai University Hospital
Osaka, 577-8502, Japan
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Kindai University Hospital
Osakasayama-shi, 589-8511, Japan
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Kumamoto University Hospital
Kumamoto, 860-8556, Japan
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Kyoto University Hospital
Kyoto, 606-8507, Japan
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Nagoya University Hospital
Chūōku, 540-0006, Japan
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Nara Medical University Hospital
Nara, 634-8522, Japan
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National Cancer Center Hospital East
Chiba, 277-8577, Japan
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National Cancer Center hospital
Tokyo, 104-0045, Japan
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National Center for Global Health and Medicine
Shinjuku-ku, 162-8655, Japan
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National Hospital Organization Hokkaido Cancer Center
Sapporo, 003-0804, Japan
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National Hospital Organization Shikoku Cancer Center
Ehime, 791-0280, Japan
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Okayama University Hospital
Okayama, 700-8558, Japan
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Osaka International Cancer Institute
Chūōku, 541-8567, Japan
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Osaka International Cancer Institute
Osaka, 5418567, Japan
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Osaka Metropolitan University Hospital
Osaka, 545-0051, Japan
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Osaka University Hospital
Osaka, 565-0871, Japan
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Saitama Medical University
Saitama, 350-1298, Japan
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Shikoku Cancer Center
Ehime, 791-0245, Japan
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Showa University Hospital
Tokyo, 142-8555, Japan
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The Cancer Institute Hospital of JFCR
Kōtō City, 135-8550, Japan
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Tohoku University Hospital
Aoba-ku, 980-8574, Japan
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Tokai University School of Medicine
Kanagawa, 259-1193, Japan
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Tokyo Medical And Dental University, Medical Hospital
Tokyo, 113-8519, Japan
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Yamaguchi University Hospital
Yamaguchi, 755-0046, Japan
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- A multicenter, Dose-Escalation and expansion phase I/IIa clinical study to evaluate the safety, tolerability, pharmacokinetic characteristics, immunogenicity, and preliminary efficacy of SGT003 in patients with advanced solid tumors
- Can a radioactive 'Smart Bomb' target tough tumors?
- Can a Two-Drug combo outsmart resistant breast and ovarian cancers?
- Can a new pill shrink advanced solid tumors?
- Can a Tumor-Directed injection shrink Hard-to-Treat cancers?
- Can a new gemcitabine formulation outsmart advanced solid tumors?