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. 2023 Aug 10;14(10):1837–1857. doi: 10.1039/d3md00145h

MEK inhibitors under clinical trials.

Sr. no. MEK inhibitors Clinical trials Mechanism of inhibition Tumor types Developer References
01 CI-1040 (PD184352) Phase 2 Allosteric, non-ATP competitive inhibitor (MEK1/2) Breast cancer, lung cancer, colon cancer and tumours of the pancreas Pfizer 106, 107
02 Mirdametinib (PD-0325901) Phase 2 ATP competitive inhibitor (MEK1/2) Colonic neoplasms, breast neoplasm carcinoma, melanoma skin cancer and NSCLC Pfizer 106, 108
03 AZD-8330 Phase 2 Non-ATP competitive inhibitor (MEK1/2) Advanced solid tumors AstraZeneca 109, 110
04 TAK-733 Phase 1 Non-ATP competitive inhibitor (MEK1/2) Advanced non-hematologic cancers and metastatic advanced melanoma Millennium/Takeda 82, 111
05 GDC-0623 Phase 1 Allosteric, non-ATP competitive inhibitor (MEK1/2) Solid metastatic tumors Genentech 112, 113
06 Refametinib (RDEA-119, BYA-869766) Phase 2 Allosteric, non-ATP competitive inhibitor (MEK1/2) Hepatocellular and colorectal cancer, and melanoma Ardea Biosciences/Bayer 45, 114
07 Pimasertib (AS703026 or MSC1936369B) Phase 2 Non-ATP competitive inhibitor (MEK1/2) Colorectal cancer and multiple myeloma Merck and Co. 45, 115
08 RO4987655 (CH4987655) Phase 1 Non-ATP competitive inhibitor (MEK1/2) Neoplasms Hoffman-La Roche 94, 107
09 RO5126766 (Avutometinib) Phase 1 ATP competitive inhibitor (MEK1/2) Neoplasms Hoffman-La Roche 94, 107
10 EBI-1051 Phase 3 Non-ATP competitive inhibitor (MEK1/2) Melanoma, and thyroid and colorectal cancer Shanghai Hengrui Pharmaceutical Co. Ltd. 116, 117
11 DPS-2 Phase 1 Non-ATP competitive inhibitor (MEK1/2) Colon cancer and melanoma De Novo Pharmaceuticals 99, 118
12 KZ-001 Preclinical trials Non-ATP competitive inhibitor (MEK1/2) Melanoma, and colon and non-small cell lung cancer Innovent Biologics 100, 110
13 BI-847325 Phase 1 trials (discontinued) ATP-competitive inhibitor (MEK1/2) Anaplastic thyroid carcinoma Boehringer Ingelheim 119, 120
14 URML3881 Phase 2 Allosteric, non-ATP competitive inhibitor (MEK1/2) Epithelial ovarian cancer University of Rochester Medical Center (URMC) and Array BioPharma 102
15 WX-554 Phase 2 ATP-competitive inhibitor (MEK1/2) Advanced solid tumor Wilex AG, Germany 103, 121
16 KZ-02 Phase 2 Allosteric, non-ATP competitive inhibitor (MEK1/2) Colorectal cancer Kineta 71