Cancer is a condition where cells in a specific part of the body grow and reproduce uncontrollably. The pancreas is a gland behind the stomach that produces a digestive fluid that is emptied into the intestines through tube shaped ducts. Pancreatic cancer often starts in these ducts. The goal of this study is to evaluate the safety and efficacy of telisotuzumab adizutecan in combination with gemcitabine and nab-paclitaxel in adult participants with pancreatobiliary cancers. Telisotuzumab adizutecan is an investigational drug being developed for the treatment of pancreatobiliary cancers. In Substudy 1, participants will be randomized into two groups. One group will receive different doses of telisotuzumab adizutecan with gemcitabine. The other group will receive standard of care (SOC) - gemcitabine and nab-paclitaxel. Approximately 168 participants will be enrolled in this study in approximately 50 sites worldwide. Substudy 1 includes a dose escalation stage and a dose optimization stage. In the dose escalation stage, participants will receive escalating doses of Intravenous (IV) telisotuzumab adizutecan + Gemcitabine. In the dose optimization stage, participants will receive 1 of 2 doses of IV telisotuzumab adizutecan with Gemcitabine or SOC. The study will run for a duration of approximately 3 years. There may be higher treatment burden for participants in this trial compared to their standard of care. Participants will attend regular visits during the study at an approved institution (hospital or clinic). The effect of the treatment will be frequently checked by medical assessments, blood tests, questionnaires and side effects.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
168
Intravenous (IV) Infusion
Intravenous (IV) Infusion
Intravenous (IV) Infusion
The Chaim Sheba Medical Center /ID# 281618
Ramat Gan, Tel Aviv, Israel
RECRUITINGHadassah Medical Center-Hebrew University /ID# 281620
Jerusalem, Israel
RECRUITINGKanagawa Cancer Center /ID# 281899
Yokohama, Kanagawa, Japan
RECRUITINGOsaka International Cancer Institute /ID# 281900
Osaka, Osaka, Japan
RECRUITINGNational Cancer Center Hospital /ID# 281870
Chuo-Ku, Tokyo, Japan
RECRUITINGChina Medical University Hospital /ID# 281981
Taichung, Taiwan
RECRUITINGOverall Response (OR) Assessed by Blinded Independent Central Review (BICR) per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1
OR is defined as participants achieving a best overall response of confirmed complete response (CR) or confirmed partial response (PR) assessed by BICR per RECIST v1.1.
Time frame: Up to approximately 3 years
Number of Participants with Adverse Events (AEs)
An AE is defined as any untoward medical occurrence in a patient or clinical investigation in which a participant is administered a pharmaceutical product which does not necessarily have a causal relationship with this treatment.
Time frame: Up to approximately 3 years
Progression-Free Survival (PFS) assessed by BICR per RECIST v1.1
PFS is defined as the time from the date of randomization or date of first dose of study treatment to the first occurrence of radiographic progression assessed by BICR per RECIST v1.1 or death from any cause, whichever occurs first.
Time frame: Up to approximately 3 years
Duration Of Response (DoR) assessed by BICR per RECIST v1.1
DoR is defined as time from the initial response of Complete Response or Partial Response assessed by BICR per RECIST v1.1 to the first occurrence of radiographic progression assessed by BICR per RECIST v1.1 or death from any cause, whichever occurs first.
Time frame: Up to approximately 3 years
Clinical Benefit (CB) assessed by BICR per RECIST v1.1
CB is defined as a participant achieving best overall response of confirmed CR or confirmed PR, or SD (with a minimum duration of 24 weeks) assessed by BICR per RECIST v1.1.
Time frame: Up to approximately 3 years
Overall Survival (OS)
OS is defined as the time from the date of randomization or date of first dose of study treatment to the event of death from any cause
Time frame: Up to approximately 3 years
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