Details of the Drug Combination

General Information of Drug Combination (ID: DCZT6GP)

• Drug Combination Name: Aprepitant + Cilostazol
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Aprepitant (DM053KT): Small molecular drug
  Cilostazol (DMZMSCT): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 15.4
  Bliss Independence Score: 15.4
  Loewe Additivity Score: 25.57
  LHighest Single Agent (HSA) Score: 25.57

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Aprepitant

Disease Entry	ICD 11	Status	REF
Depression	6A70-6A7Z	Approved	[2]
Nausea	MD90	Approved	[3]
Vomiting	MD90	Approved	[4]
Solid tumour/cancer	2A00-2F9Z	Phase 3	[5]

Aprepitant Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Substance-P receptor (TACR1)	TTZPO1L	NK1R_HUMAN	Antagonist	[7]

Aprepitant Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[8]

Aprepitant Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[10]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[10]

Aprepitant Interacts with 3 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Baculoviral IAP repeat-containing protein 3 (BIRC3)	OT3E95KB	BIRC3_HUMAN	Decreases Expression	[11]
Baculoviral IAP repeat-containing protein 2 (BIRC2)	OTFXFREP	BIRC2_HUMAN	Decreases Expression	[11]
Bcl2-associated agonist of cell death (BAD)	OT63ERYM	BAD_HUMAN	Increases Expression	[11]

Indication(s) of Cilostazol

Disease Entry	ICD 11	Status	REF
Intermittent claudication	BD40.00	Approved	[6]

Cilostazol Interacts with 2 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Phosphodiesterase 3 (PDE3)	TTZCG4L	NOUNIPROTAC	Modulator	[12]
Phosphodiesterase 3A (PDE3A)	TT06AWU	PDE3A_HUMAN	Inhibitor	[13]

Cilostazol Interacts with 3 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Organic anion transporting polypeptide 1B1 (SLCO1B1)	DT3D8F0	SO1B1_HUMAN	Substrate	[14]
Organic anion transporter 3 (SLC22A8)	DTVP67E	S22A8_HUMAN	Substrate	[15]
Organic anion transporting polypeptide 1B3 (SLCO1B3)	DT9C1TS	SO1B3_HUMAN	Substrate	[14]

Cilostazol Interacts with 6 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[16]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[16]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[16]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[16]
Cytochrome P450 3A7 (CYP3A7)	DERD86B	CP3A7_HUMAN	Metabolism	[16]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[16]

Cilostazol Interacts with 3 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Apoptosis-inducing factor 1, mitochondrial (AIFM1)	OTKPWB7Q	AIFM1_HUMAN	Increases Localization	[17]
Cyclin-dependent kinase inhibitor 1 (CDKN1A)	OTQWHCZE	CDN1A_HUMAN	Increases Expression	[18]
Transcription factor E2F1 (E2F1)	OTLKYBBC	E2F1_HUMAN	Decreases Expression	[19]

References

• [1] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125966
• [2] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [3] 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: 3490).
• [4] Aprepitant FDA Label
• [5] ClinicalTrials.gov (NCT00571168) Efficacy and Safety of Aprepitant in Subjects With Multiple Myeloma During and After High-dose Chemotherapy. U.S. National Institutes of Health.
• [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. (Ligand id: 7148).
• [7] Potent, brain-penetrant, hydroisoindoline-based human neurokinin-1 receptor antagonists. J Med Chem. 2009 May 14;52(9):3039-46.
• [8] Improving the prediction of the brain disposition for orally administered drugs using BDDCS. Adv Drug Deliv Rev. 2012 Jan;64(1):95-109.
• [9] Lack of effect of aprepitant on the pharmacokinetics of docetaxel in cancer patients. Cancer Chemother Pharmacol. 2005 Jun;55(6):609-16.
• [10] Cytochrome P450 3A4 is the major enzyme involved in the metabolism of the substance P receptor antagonist aprepitant. Drug Metab Dispos. 2004 Nov;32(11):1287-92.
• [11] Neurokinin-1 receptor (NK1R) inhibition sensitizes APL cells to anti-tumor effect of arsenic trioxide via restriction of NF-B axis: Shedding new light on resistance to Aprepitant. Int J Biochem Cell Biol. 2018 Oct;103:105-114. doi: 10.1016/j.biocel.2018.08.010. Epub 2018 Aug 23.
• [12] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services.
• [13] A new generation of phosphodiesterase inhibitors: multiple molecular forms of phosphodiesterase and the potential for drug selectivity. J Med Chem. 1985 May;28(5):537-45.
• [14] Organic Anion-Transporting Polypeptide and Efflux Transporter-Mediated Hepatic Uptake and Biliary Excretion of Cilostazol and Its Metabolites in Rats and Humans. J Pharm Sci. 2017 Sep;106(9):2515-2523.
• [15] Aspirin and probenecid inhibit organic anion transporter 3-mediated renal uptake of cilostazol and probenecid induces metabolism of cilostazol in the rat. Drug Metab Dispos. 2014 Jun;42(6):996-1007.
• [16] Effects of CYP3A inhibition on the metabolism of cilostazol. Clin Pharmacokinet. 1999;37 Suppl 2:61-8.
• [17] Cilostazol enhances apoptosis of synovial cells from rheumatoid arthritis patients with inhibition of cytokine formation via Nrf2-linked heme oxygenase 1 induction. Arthritis Rheum. 2010 Mar;62(3):732-41. doi: 10.1002/art.27291.
• [18] Cyclic AMP inhibited proliferation of human aortic vascular smooth muscle cells, accompanied by induction of p53 and p21. Hypertension. 2000 Jan;35(1 Pt 2):237-43. doi: 10.1161/01.hyp.35.1.237.
• [19] Cilostazol inhibits vascular smooth muscle cell growth by downregulation of the transcription factor E2F. Hypertension. 2005 Apr;45(4):552-6. doi: 10.1161/01.HYP.0000158263.64320.eb. Epub 2005 Feb 21.