Clinical trial Recruiting at 76 sites Phase 3 Interventional Ages 18 and up

Atebimetinib plus gemcitabine and nab‑paclitaxel as first‑line treatment for metastatic pancreatic cancer

Official title: A Phase 3 Randomized, Open-Label Study of Atebimetinib in Combination With the Modified Gemcitabine and Nab-Paclitaxel Regimen Versus the Standard Gemcitabine and Nab-Paclitaxel Regimen for the Treatment of Patients With Metastatic Pancreatic Ductal Pancreatic Adenocarcinoma Cancer (MAPKeeper 301)

Run by Immuneering Corporation · NCT07562152 · Data updated 2026-11-12

This trial will test whether adding the MAPK pathway drug atebimetinib to gemcitabine and nab‑paclitaxel helps people with newly diagnosed metastatic pancreatic ductal adenocarcinoma live longer.

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment570 (estimated)
SponsorImmuneering Corporation
Industry-sponsored
Drugs / interventionsatebimetinib
Locations76 sites (Huntsville, Alabama and 75 other locations)
StatusRecruiting
StartedJune 5, 2026
Main results expectedJune 2028
Study endsFebruary 2029
Registry record updatedNovember 6, 2026
Trial IDNCT07562152 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults (≥18) with newly diagnosed, treatment‑naive metastatic pancreatic ductal adenocarcinoma, ECOG 0–1, measurable disease, and adequate organ function are the intended candidates.

Probably not a fit

Patients with non‑adenocarcinoma pancreatic tumors (for example neuroendocrine or acinar histology), only locally advanced disease, inability to swallow oral medication, or untreated symptomatic CNS metastases are excluded and unlikely to benefit from this protocol.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This is a global, randomized, open‑label Phase 3 study that assigns patients to either atebimetinib combined with a modified schedule of gemcitabine and nab‑paclitaxel or to standard gemcitabine and nab‑paclitaxel as first‑line therapy. Eligible participants are adults with treatment‑naive metastatic pancreatic ductal adenocarcinoma, ECOG performance status 0–1, and measurable disease per RECIST v1.1. The primary outcome is overall survival, with safety and other efficacy endpoints monitored throughout treatment. The study is being run at multiple City of Hope sites in the United States.

Why it matters

Potential benefit: If successful, the combination could extend overall survival compared with the current standard gemcitabine/nab‑paclitaxel regimen.

How similar studies have gone: Previous efforts to target the MAPK/MEK pathway in pancreatic cancer have shown limited success, so combining a MEK pathway agent with frontline chemotherapy is a relatively novel approach that is not yet proven in Phase 3.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Must be ≥18 years of age
* Must have confirmed diagnosis according to AJCC staging as follows:

  * Metastatic pancreatic adenocarcinoma within 12 weeks prior to screening
* Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
* Participants must be treatment naive as follows:

  * First-line PDAC participants will have received no previous systemic anti-cancer therapy
* Must have evidence of measurable disease (at least one target lesion) per RECIST v1.1 criteria
* Adequate organ function, hepatic function, coagulation studies and protocol determined clinical laboratory values

Exclusion Criteria:

* Inability to swallow oral medications
* Participant has squamous, adenosquamous, neuroendocrine (carcinoid, islet cell) or acinar pancreatic carcinoma
* Participants with only locally advanced disease
* Symptomatic, untreated, or actively progressing known central nervous system (CNS) metastases

Where it's running

  • Clearview Cancer Institute
    Huntsville, Alabama, United States
    Recruiting
  • City of Hope
    Phoenix, Arizona, United States
    Recruiting
  • City of Hope
    Duarte, California, United States
    Recruiting
  • University of California San Diego
    San Diego, California, United States
    Recruiting
  • Poudre Valley Health Care, Inc
    Fort Collins, Colorado, United States
    Recruiting
  • Rocky Mountain Cancer Centers
    Lone Tree, Colorado, United States
    Recruiting
Show 44 more locations
  • Medical Oncology Hematology Consultants
    Newark, Delaware, United States
    Recruiting
  • Miami Cancer Institute
    Miami, Florida, United States
    Recruiting
  • Hematology Oncology Associates of the Treasure Coast
    Port Saint Lucie, Florida, United States
    Recruiting
  • Florida Cancer Specialists - South
    Sarasota, Florida, United States
    Recruiting
  • Florida Cancer Specialists - North
    St. Petersburg, Florida, United States
    Recruiting
  • Florida Cancer Specialists - East
    West Palm Beach, Florida, United States
    Recruiting
  • Piedmont Cancer Institute
    Atlanta, Georgia, United States
    Recruiting
  • Piedmont Healthcare
    Atlanta, Georgia, United States
    Recruiting
  • Illinois Cancer Specialists
    Arlington Heights, Illinois, United States
    Recruiting
  • City of Hope
    Chicago, Illinois, United States
    Recruiting
  • OSF Medical Center
    Peoria, Illinois, United States
    Recruiting
  • University of Kansas Cancer Center
    Fairway, Kansas, United States
    Recruiting
  • Maryland Oncology
    Columbia, Maryland, United States
    Recruiting
  • Missouri Cancer Associates
    Columbia, Missouri, United States
    Recruiting
  • University of Nebraska Medical Center
    Omaha, Nebraska, United States
    Recruiting
  • Comprehensive Cancer Centers
    Las Vegas, Nevada, United States
    Recruiting
  • Regional Cancer Care
    Belleville, New Jersey, United States
    Recruiting
  • Astera Cancer Care
    East Brunswick, New Jersey, United States
    Recruiting
  • NYU Langone Health
    New York, New York, United States
    Recruiting
  • Memorial Sloan Kettering Cancer Center
    New York, New York, United States
    Recruiting
  • FirstHealth of the Carolinas
    Pinehurst, North Carolina, United States
    Recruiting
  • University of Cincinnati Cancer Center
    Cincinnati, Ohio, United States
    Recruiting
  • Taylor Cancer Research Center
    Maumee, Ohio, United States
    Recruiting
  • Willamette Valley Cancer Institute
    Eugene, Oregon, United States
    Recruiting
  • Oregon Health and Science University
    Portland, Oregon, United States
    Recruiting
  • Thomas Jefferson University
    Philadelphia, Pennsylvania, United States
    Recruiting
  • Prisma Health
    Greenville, South Carolina, United States
    Recruiting
  • Avera Cancer Institute Research
    Sioux Falls, South Dakota, United States
    Recruiting
  • West Cancer Center
    Germantown, Tennessee, United States
    Recruiting
  • Sarah Cannon Research Institute
    Nashville, Tennessee, United States
    Recruiting
  • Tennessee Oncology
    Nashville, Tennessee, United States
    Recruiting
  • Texas Oncology - West Texas
    Abilene, Texas, United States
    Recruiting
  • Texas Oncology - Austin
    Austin, Texas, United States
    Recruiting
  • Texas Oncology - San Antonio
    San Antonio, Texas, United States
    Recruiting
  • Texas Oncology Gulf Coast
    Webster, Texas, United States
    Recruiting
  • Blue Ridge Cancer Care
    Blacksburg, Virginia, United States
    Recruiting
  • Virginia Cancer Specialists
    Fairfax, Virginia, United States
    Recruiting
  • Virginia Mason Medical Center
    Seattle, Washington, United States
    Recruiting
  • University of Washington Fred Hutchinson Cancer Center
    Seattle, Washington, United States
    Recruiting
  • Northwest Cancer Specialists
    Vancouver, Washington, United States
    Recruiting
  • University of Wisconsin Carbone Cancer Center
    Madison, Wisconsin, United States
    Recruiting
  • Nepean Cancer Care Centre
    Kingswood, New South Wales, Australia
    Recruiting
  • Calvary Mater Newcastle
    Waratah, New South Wales, Australia
    Recruiting
  • Genesiscare
    Waratah, New South Wales, Australia
    Recruiting

+26 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.