PhIbDosEscaPhIIDosOptOralZongertinibCombw/IntravenT-DXdCombw/IntraT-DM1 TxPaw/AdvHER2+mBC&mGEAC

UCI Specialty Area: Cancer

Principal Investigator: Farshid Dayyani

Official Title: Beamion BCGC-1: A Phase Ib Dose Escalation and Phase II Dose Optimization, Randomized, Open-Label, Multicenter Trial of Oral Zongertinib (BI 1810631) in Combination with Intravenous Trastuzumab Deruxtecan (T-DXd) or in Combination with Intravenous Trastuzumab Emtansine (T-DM1) for Treatment of Patients with Advanced HER2+ Metastatic Breast Cancer (mBC) and Metastatic Gastric, Gastroesophageal Junction, or Esophageal Adenocarcinoma (mGEAC)

A Study On:

Breast

Colon

Esophagus

Other Digestive Organ

Rectum

Small Intestine

Stomach

Study Description

This study is open to adults aged 18 years and older with different types of HER2+ cancer that has spread and cannot be removed by surgery. People can take part in this study if their tumours show HER2 aberrations and previous treatment was not successful. The purpose of this study is to find a suitable dose of zongertinib that people with different types of HER2+ cancer that has spread can tolerate best when taken together with trastuzumab deruxtecan (T-DXd) or with trastuzumab emtansine (T-DM1). Another purpose is to check whether zongertinib in combination with T-DXd or with T-DM1 can make tumours shrink. Zongertinib inhibits HER2. HER2 causes cancer cells to grow.

The study is split into treatment cycles. All study participants are treated with zongertinib in combination with T-DXd or with T-DM1. This study has 2 parts. In Part 1, participants receive increasing doses of zongertinib. In Part 2, participants are put into different groups by chance. Each group receives a different dose of zongertinib. Every participant has an equal chance of being in each group.

During the study, the participants visit the study site regularly. In this study, researchers want to find the highest dose of zongertinib that participants can tolerate when taken together with T-DXd or with T-DM1. To find this out, researchers look at certain severe health problems that a number of participants have. The doctors regularly check the size of the tumour with imaging methods (CT/MRI) during the study. The doctors also regularly check participants' health and take note of any unwanted effects.

Eligibility

-You must be greater than or equal to 18 years of age or over the legal age of consent in countries where that is greater than 18 years at the time of signature of the ICF.

-Documented Human epidermal growth factor receptor 2 overexpressing and/or amplified (HER2+), metastatic breast cancer (mBC) or metastatic gastric adenocarcinoma, gastroesophageal junction adenocarcinoma, or esophageal adenocarcinoma (mGEAC).

-For dose optimization (Phase II): Patient must provide tumor tissue from locations not radiated prior to biopsy, if possible, collected through archival tissue.

-Documented investigator assessed progression.

-Previous or concomitant malignancies other than the one treated in this trial within the previous 2 years, which require current systemic therapy except:

effectively treated non-melanoma skin cancers

effectively treated carcinoma in situ of the cervix

effectively treated ductal carcinoma in situ

other effectively treated malignancy that is considered cured by local treatment

-History or presence of cardiovascular abnormalities such as uncontrolled hypertension, congestive heart failure New York Heart Association (NYHA) classification of greater than or equal to; III or IV, unstable angina or poorly controlled arrhythmia which are considered as clinically relevant by the investigator. Myocardial infarction (or troponin levels consistent with myocardial infarction within 28 days of randomization), stroke, or pulmonary embolism within 6 months prior to randomization.

-Any clinically important abnormalities (as assessed by the investigator) in rhythm, conduction, or morphology of resting electrocardiograms, e.g. complete left bundle branch block, third degree heart block.

-If you are pregnant, nursing, or who plan to become pregnant or nurse during the trial or within 7 months after the last dose of trial treatment with T-DXd or T-DM1.

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University of California, Irvine - Study Information Sheet

UCI Center for Clinical Research Potential Participant Database

Lead Researcher
Maheswari Senthil, MD
UCI Center for Clinical Research

In the instance of parental permission, “You” refers to “Your child.”

Please read the information below and ask questions about anything that you do not understand. A
researcher listed above will be available to answer your questions.

You are being asked to participate in a clinical research potential participant database to identify
potential clinical research studies you may be eligible for. Participation in this database is voluntary.
You may choose to skip any question. You may refuse to participate or discontinue your involvement
at any time without penalty or loss of benefits. You are free to withdraw from this database at any
time. If you decide to withdraw from this database you should notify the research team
immediately.

You are eligible to participate in this study if you may be interested in participating in a research trial at UCI Health

We would like to interview you to learn more about your eligibility for current clinical research studies at UCI. The interview will last about 5-30 minutes, depending on the extent of your medical history.

Possible risks/discomforts associated with the database are hearing about potential clinical research studies that may not be of interest to you, invasion of your privacy, or a potential breach of confidentiality.

There are no direct benefits from participation in the database. However, this database may help inform you on clinical research studies that you may be eligible for. Participation in UCI clinical research studies help us gain important data and knowledge that may lead to improved treatment options for people with similar conditions to you in the future.

There are no alternative procedures available. The only alternative is not to participate in this study.

There is no compensation for your participation in this database.

There is no cost to you for participation in this database.

All information collected will be stored confidentially in a world-class securely-hosted application, “RealTime CTMS,” with robust data protections and encryption. This application has HIPAA compliant architecture and application rules to ensure data privacy and regulatory compliance.

Researchers will use your information to assess your eligibility for current and future clinical research studies at UCI. You may opt out at any time.

The research team, authorized UCI personnel, and regulatory entities, may have access to your study records to protect your safety and welfare.

While the research team will make every effort to keep your personal information confidential, it is possible that an unauthorized person might see it. We cannot guarantee total privacy.

Future Research Use
Researchers will use your information to conduct this study. Once the study is done using your information, we may share them with other researchers so they can use them for other studies in the future. We will not share your name or any other private identifiable information that would let the researchers know who you are. We will not ask you for additional permission to share this de-identified information

Data Retention - In accordance with UC Office of the President policy, information will be retained for 10 years after the end of the calendar year in which the research is completed.

If, during the course of this study, significant new information becomes available that may relate to your willingness to continue to participate, this information will be provided to you by the research team listed at the top of the form.

If you have any comments, concerns, or questions regarding the conduct of this research please contact the researchers listed at the top of this form

Please contact the UCI Institutional Review Board by phone, (949) 824-8170, by e-mail at IRB@research.uci.edu or at 160 Aldrich Hall, Irvine, CA 92697-7600 if you are unable to reach the researchers listed at the top of the form and have general questions; have concerns or complaints about the research; have questions about your rights as a research subject; or have general comments or suggestions.

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