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Clinical trial · no report yet · Phase 2

ACCRU-GI-1617

Tucatinib Plus Trastuzumab in Patients With HER2+ Colorectal Cancer

We haven't built a report for this trial yet. This page shows the registry record and the public commentary we found that names the trial. A report reads that commentary and sets out what clinicians said about the trial, each point linked to its source. How reports are made.

Preliminary discovery

Commentary in our index that names this trial so far

Podcasts, YouTube videos and X posts we have indexed. A report screens them, searches for more and cites what clinicians said when it is built, so final coverage is set at build.

ChannelFound
Podcasts70
X threads57
YouTube48
Bluesky threads1

The trial

ClinicalTrials.gov
Official title
MOUNTAINEER: A Phase II, Open Label Study of Tucatinib Combined With Trastuzumab in Patients With HER2+ Metastatic Colorectal Cancer
Phase
Phase 2
Status
Completed
Conditions
Metastatic Colorectal Adenocarcinoma
Interventions
Trastuzumab; Tucatinib
Arms
  • Cohort A: Tucatinib + Trastuzumab · Experimental
  • Cohort B: Tucatinib + Trastuzumab · Experimental
  • Cohort C: Tucatinib Monotherapy · Experimental
Enrollment
117
Primary outcomes
  • Confirmed Objective Response Rate (cORR) Per RECIST v1.1 Per Blinded Independent Central Review (BICR) in Pooled Cohorts A+B
Sponsor
Seagen Inc. with National Cancer Institute (NCI), Academic and Community Cancer Research United
Start
Jun 23, 2017
Primary completion
Mar 28, 2022
Results posted
Yes
Registry record
NCT03043313 · updated Nov 26, 2024

Publications

linked from the registry
  • Zhang D, Taylor A, Zhao JJ, Endres CJ, Topletz-Erickson A. Population Pharmacokinetic Analysis of Tucatinib in Healthy Participants and Patients with Breast Cancer or Colorectal Cancer. Clin Pharmacokinet. 2024 Oct;63(10):1477-1487. doi: 10.1007/s40262-024-01412-0. Epub 2024 Oct 5. PubMed 39368039
  • Strickler JH, Bekaii-Saab TS. A study to learn how well tucatinib plus trastuzumab works for treating participants with metastatic colorectal cancer, and how safe it is: a plain language summary of the MOUNTAINEER study. Future Oncol. 2024 Mar;20(8):409-421. doi: 10.2217/fon-2023-0676. Epub 2023 Nov 8. PubMed 37941353
  • Casak SJ, Horiba MN, Yuan M, Cheng J, Lemery SJ, Shen YL, Fu W, Moore JN, Li Y, Bi Y, Auth D, Fesenko N, Kluetz PG, Pazdur R, Fashoyin-Aje LA. FDA Approval Summary: Tucatinib with Trastuzumab for Advanced Unresectable or Metastatic, Chemotherapy Refractory, HER2-Positive RAS Wild-Type Colorectal Cancer. Clin Cancer Res. 2023 Nov 1;29(21):4326-4330. doi: 10.1158/1078-0432.CCR-23-1041. PubMed 37318379
  • Strickler JH, Cercek A, Siena S, Andre T, Ng K, Van Cutsem E, Wu C, Paulson AS, Hubbard JM, Coveler AL, Fountzilas C, Kardosh A, Kasi PM, Lenz HJ, Ciombor KK, Elez E, Bajor DL, Cremolini C, Sanchez F, Stecher M, Feng W, Bekaii-Saab TS; MOUNTAINEER investigators. Tucatinib plus trastuzumab for chemotherapy-refractory, HER2-positive, RAS wild-type unresectable or metastatic colorectal cancer (MOUNTAINEER): a multicentre, open-label, phase 2 study. Lancet Oncol. 2023 May;24(5):496-508. doi: 10.1016/S1470-2045(23)00150-X. PubMed 37142372