Details of the Drug Combination

General Information of Drug Combination (ID: DCEN7RW)

• Drug Combination Name: Dacomitinib + Osimertinib
• Indication: EGFR Gene Mutation; Status: Phase 1 [1]
• Component Drugs:
  Dacomitinib (DMOH8VY): Small molecular drug
  Osimertinib (DMRJLAT): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Dacomitinib

Disease Entry	ICD 11	Status	REF
Non-small-cell lung cancer	2C25.Y	Approved	[2]

Dacomitinib Interacts with 3 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Erbb2 tyrosine kinase receptor (HER2)	TT6EO5L	ERBB2_HUMAN	Antagonist	[5]
Epidermal growth factor receptor (EGFR)	TTGKNB4	EGFR_HUMAN	Antagonist	[6]
Erbb4 tyrosine kinase receptor (Erbb-4)	TT0JESD	ERBB4_HUMAN	Antagonist	[5]

Dacomitinib Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[7]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[7]
Cytochrome P450 2C9 (CYP2C9)	DE5IED8	CP2C9_HUMAN	Metabolism	[7]

Indication(s) of Osimertinib

Disease Entry	ICD 11	Status	REF
Non-small-cell lung cancer	2C25.Y	Approved	[3]
Melanoma	2C30	Phase 3	[4]

Osimertinib Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Epidermal growth factor receptor (EGFR)	TTGKNB4	EGFR_HUMAN	Inhibitor	[10]

Osimertinib Interacts with 4 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Baculoviral IAP repeat-containing protein 5 (BIRC5)	OTILXZYL	BIRC5_HUMAN	Decreases Expression	[11]
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Increases Cleavage	[9]
Mitogen-activated protein kinase 3 (MAPK3)	OTCYKGKO	MK03_HUMAN	Decreases Phosphorylation	[12]
Mitogen-activated protein kinase 1 (MAPK1)	OTH85PI5	MK01_HUMAN	Decreases Phosphorylation	[12]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
NSCLC	DCBFNEK	N. A.	Phase 2	[13]

References

• [1] ClinicalTrials.gov (NCT03755102) A Pilot Study of Dacomitinib With or Without Osimertinib for Patients With Metastatic EGFR Mutant Lung Cancers With Disease Progression on Osimertinib.
• [2] 2018 FDA drug approvals.Nat Rev Drug Discov. 2019 Feb;18(2):85-89.
• [3] The ChEMBL database in 2017. Nucleic Acids Res. 2017 Jan 4;45(D1):D945-D954.
• [4] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 7719).
• [5] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 7422).
• [6] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Target id: 1797).
• [7] Phase 1 study to investigate the pharmacokinetic properties of dacomitinib in healthy adult Chinese subjects genotyped for CYP2D6. Xenobiotica. 2018 May;48(5):459-466.
• [8] In vitro inhibition of human UDP-glucuronosyltransferase (UGT) 1A1 by osimertinib, and prediction of in vivo drug-drug interactions. Toxicol Lett. 2021 Sep 15;348:10-17. doi: 10.1016/j.toxlet.2021.05.004. Epub 2021 May 24.
• [9] Targeting the EMT transcription factor TWIST1 overcomes resistance to EGFR inhibitors in EGFR-mutant non-small-cell lung cancer. Oncogene. 2019 Jan;38(5):656-670. doi: 10.1038/s41388-018-0482-y. Epub 2018 Aug 31.
• [10] AZD9291, an irreversible EGFR TKI, overcomes T790M-mediated resistance to EGFR inhibitors in lung cancer. Cancer Discov. 2014 Sep;4(9):1046-61.
• [11] Dihydromyricetin suppresses tumor growth via downregulation of the EGFR/Akt/survivin signaling pathway. J Biochem Mol Toxicol. 2023 Jun;37(6):e23328. doi: 10.1002/jbt.23328. Epub 2023 Feb 19.
• [12] Dictamnine, a novel c-Met inhibitor, suppresses the proliferation of lung cancer cells by downregulating the PI3K/AKT/mTOR and MAPK signaling pathways. Biochem Pharmacol. 2022 Jan;195:114864. doi: 10.1016/j.bcp.2021.114864. Epub 2021 Nov 30.
• [13] ClinicalTrials.gov (NCT04811001) Best EGFR-TKI Sequence in NSCLC Harboring EGFR Mutations