A Clinical Research Study
for Metastatic Pancreatic
Adenocarcinoma (PDAC)
Learn more about the
MAPKeeper 301 study for
people with Metastatic
Pancreatic Adenocarcinoma
About the MAPKeeper 301 Study
MAPKeeper 301 is a global Phase 3 clinical research study for people diagnosed for the first time with metastatic pancreatic adenocarcinoma (PDAC), an advanced form of pancreatic cancer that has spread to other parts of the body.
The purpose of this study is to evaluate the clinical benefit (improvement in overall survival) and safety of a new investigational therapy called atebimetinib (ah-tebi-met-inib ) in combination with a modified chemotherapy schedule compared with a standard chemotherapy regimen alone. Patients will be randomly assigned to receive either atebimetinib plus chemotherapy or chemotherapy alone.
Eligibility Criteria
People with a confirmed PDAC diagnosis who have not received previous anti-cancer therapy in the metastatic setting may be eligible to participate in the study.
Study Size
~510 Participants
Duration of Study
~2 Years
Condition
Metastatic Pancreatic
Adenocarcinoma (PDAC)
Age
18+
To join the clinical study, specific requirements must be met.
Where is the Study Taking Place?
About the Study Drug (Atebimetinib)
Atebimetinib (ah-tebi-met-inib) is an oral, once-daily investigational therapy being evaluated to determine whether treatment with atebimetinib plus a modified chemotherapy schedule will help patients live longer compared with a standard chemotherapy regimen alone.

MAPKeeper 301 Frequently Asked Questions
What is metastatic pancreatic adenocarcinoma (PDAC)?
How do I know if I am a first line (or 1L) patient?
How does the study drug, atebimetinib, work?
Some drugs in development specifically target RAS mutations. These drugs are designed to block certain abnormal RAS proteins that help turn on the MAPK pathway. Atebimetinib works differently. Instead of targeting RAS directly, it targets MEK, which sits farther down the same pathway. Because of MEK’s central position in the pathway, atebimetinib may help shut down MAPK pathway signaling and block cancer growth in a broader range of tumors than drugs that only target specific RAS mutations. This creates the potential for more lasting treatment benefit in cancers that depend on this pathway.
What is a clinical trial?
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