Details of the Drug Combination

General Information of Drug Combination (ID: DCNR62L)

• Drug Combination Name: Loperamide + Cerivastatin
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Loperamide (DMOJZQ9): Small molecular drug
  Cerivastatin (DMXCM7H): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 4.74
  Bliss Independence Score: 4.74
  Loewe Additivity Score: 5.27
  LHighest Single Agent (HSA) Score: 5.32

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Loperamide

Disease Entry	ICD 11	Status	REF
Diarrhea	ME05.1	Approved	[2]
Traveler's diarrhea	ME05.1	Approved	[3]
Middle East Respiratory Syndrome (MERS)	1D64	Preclinical	[4]
Severe acute respiratory syndrome (SARS)	1D65	Preclinical	[4]

Loperamide Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Opioid receptor delta (OPRD1)	TT27RFC	OPRD_HUMAN	Binder	[7]

Loperamide 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]

Loperamide Interacts with 5 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[10]
Cytochrome P450 2C8 (CYP2C8)	DES5XRU	CP2C8_HUMAN	Metabolism	[10]
Cytochrome P450 2B6 (CYP2B6)	DEPKLMQ	CP2B6_HUMAN	Metabolism	[10]
Oxygen-insensitive NADPH nitroreductase A (nfsA)	DEDPI65	NFSA_ECOLI	Metabolism	[11]

Indication(s) of Cerivastatin

Disease Entry	ICD 11	Status	REF
Hyperlipidaemia	5C80	Approved	[5]
Multiple myeloma	2A83	Phase 1/2	[6]

Cerivastatin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
HMG-CoA reductase (HMGCR)	TTPADOQ	HMDH_HUMAN	Inhibitor	[6]

Cerivastatin Interacts with 7 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Multidrug resistance-associated protein 2 (ABCC2)	DTFI42L	MRP2_HUMAN	Substrate	[12]
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[12]
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[13]
Organic anion transporting polypeptide 1B1 (SLCO1B1)	DT3D8F0	SO1B1_HUMAN	Substrate	[14]
Sodium/taurocholate cotransporting polypeptide (SLC10A1)	DT56EKP	NTCP_HUMAN	Substrate	[15]
Organic anion transporting polypeptide 1B3 (SLCO1B3)	DT9C1TS	SO1B3_HUMAN	Substrate	[14]
Organic anion transporting polypeptide 2B1 (SLCO2B1)	DTPFTEQ	SO2B1_HUMAN	Substrate	[16]

Cerivastatin Interacts with 6 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[17]
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[18]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[19]
Cytochrome P450 3A7 (CYP3A7)	DERD86B	CP3A7_HUMAN	Metabolism	[19]
Cytochrome P450 2C8 (CYP2C8)	DES5XRU	CP2C8_HUMAN	Metabolism	[20]
UDP-glucuronosyltransferase 1A3 (UGT1A3)	DEF2WXN	UD13_HUMAN	Metabolism	[18]

Cerivastatin Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Ryanodine receptor 2 (RYR2)	OT0PF19E	RYR2_HUMAN	Increases ADR	[21]

References

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• [2] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [3] Loperamide FDA Label
• [4] Screening of an FDA-approved Compound Library Identifies Four Small-Molecule Inhibitors of Middle East Respiratory Syndrome Coronavirus Replication in Cell Culture Antimicrob Agents Chemother. 2014 Aug;58(8):4875-84.
• [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: 2950).
• [6] Emerging therapies for multiple myeloma. Expert Opin Emerg Drugs. 2009 Mar;14(1):99-127.
• [7] Loperamide: evidence of interaction with mu and delta opioid receptors. Life Sci. 1983;33 Suppl 1:315-8.
• [8] In vitro P-glycoprotein assays to predict the in vivo interactions of P-glycoprotein with drugs in the central nervous system. Drug Metab Dispos. 2008 Feb;36(2):268-75.
• [9] Loperamide: a pharmacological review. Rev Gastroenterol Disord. 2007;7 Suppl 3:S11-8.
• [10] Identification of cytochrome P450 isoforms involved in the metabolism of loperamide in human liver microsomes. Eur J Clin Pharmacol. 2004 Oct;60(8):575-81.
• [11] Reduction of the prodrug loperamide oxide to its active drug loperamide in the gut of rats, dogs, and humans. Drug Metab Dispos. 1995 Mar;23(3):354-62.
• [12] Identification of the hepatic efflux transporters of organic anions using double-transfected Madin-Darby canine kidney II cells expressing human organic anion-transporting polypeptide 1B1 (OATP1B1)/multidrug resistance-associated protein 2, OATP1B1/multidrug resistance 1, and OATP1B1/breast cancer resistance protein. J Pharmacol Exp Ther. 2005 Sep;314(3):1059-67.
• [13] Mammalian drug efflux transporters of the ATP binding cassette (ABC) family in multidrug resistance: A review of the past decade. Cancer Lett. 2016 Jan 1;370(1):153-64.
• [14] FDA Drug Development and Drug Interactions
• [15] Differential effect of genetic variants of Na(+)-taurocholate co-transporting polypeptide (NTCP) and organic anion-transporting polypeptide 1B1 (OATP1B1) on the uptake of HMG-CoA reductase inhibitors. Xenobiotica. 2011 Jan;41(1):24-34.
• [16] pH-sensitive interaction of HMG-CoA reductase inhibitors (statins) with organic anion transporting polypeptide 2B1. Mol Pharm. 2011 Aug 1;8(4):1303-13.
• [17] Substrates, inducers, inhibitors and structure-activity relationships of human Cytochrome P450 2C9 and implications in drug development. Curr Med Chem. 2009;16(27):3480-675.
• [18] Cerivastatin, genetic variants, and the risk of rhabdomyolysis. Pharmacogenet Genomics. 2011 May;21(5):280-8.
• [19] Drug Interactions Flockhart Table
• [20] Role of cytochrome P450 2C8 in drug metabolism and interactions. Pharmacol Rev. 2016 Jan;68(1):168-241.
• [21] Cerivastatin, genetic variants, and the risk of rhabdomyolysis. Pharmacogenet Genomics. 2011 May;21(5):280-8.