Details of the Drug Combination

General Information of Drug Combination (ID: DCTSQ20)

• Drug Combination Name: Mefloquine + Sulfapyridine
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Mefloquine (DMWT905): Small molecular drug
  Sulfapyridine (DMIUYFH): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 5.99
  Bliss Independence Score: 5.99
  Loewe Additivity Score: 6.68
  LHighest Single Agent (HSA) Score: 6.75

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Mefloquine

Disease Entry	ICD 11	Status	REF
Malaria	1F40-1F45	Approved	[2]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 2	[3]
Middle East Respiratory Syndrome (MERS)	1D64	Preclinical	[4]
Severe acute respiratory syndrome (SARS)	1D65	Preclinical	[4]
Progressive multifocal leukoencephalopathy	8A45.02	Investigative	[5]

Mefloquine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Plasmodium 80S ribosome (Malaria 80S)	TTT28H3	NOUNIPROTAC	Binder	[7]

Mefloquine 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]

Mefloquine Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]

Indication(s) of Sulfapyridine

Disease Entry	ICD 11	Status	REF
Dermatitis herpetiformis	EB44	Approved	[6]

Sulfapyridine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Bacterial Dihydropteroate synthetase (Bact folP)	TT4ILYC	DHPS_ECOLI	Inhibitor	[10]

Sulfapyridine Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
RNA cytidine acetyltransferase (hALP)	DEZV4AP	NAT10_HUMAN	Metabolism	[11]

Sulfapyridine Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Growth-regulated alpha protein (CXCL1)	OT3WCTZV	GROA_HUMAN	Decreases Secretion	[12]
Interleukin-8 (CXCL8)	OTS7T5VH	IL8_HUMAN	Decreases Secretion	[12]
C-C motif chemokine 2 (CCL2)	OTAD2HEL	CCL2_HUMAN	Decreases Secretion	[12]
Metalloproteinase inhibitor 2 (TIMP2)	OT8S1RRP	TIMP2_HUMAN	Increases Expression	[13]
Arylamine N-acetyltransferase 2 (NAT2)	OTBPDQOY	ARY2_HUMAN	Increases Acetylation	[14]
Broad substrate specificity ATP-binding cassette transporter ABCG2 (ABCG2)	OTW8V2V1	ABCG2_HUMAN	Increases Transport	[14]

References

• [1] Recurrent recessive mutation in deoxyguanosine kinase causes idiopathic noncirrhotic portal hypertension.Hepatology. 2016 Jun;63(6):1977-86. doi: 10.1002/hep.28499. Epub 2016 Mar 31.
• [2] FDA Approved Drug Products from FDA Official Website. 2019. Application Number: (NDA) 019578
• [3] ClinicalTrials.gov (NCT04347031) An Open Randomized Study of the Effectiveness of Mefloquine for the Treatment of Patients With COVID19. U.S. National Institutes of Health.
• [4] Repurposing of clinically developed drugs for treatment of Middle East respiratory syndrome coronavirus infection. Antimicrob Agents Chemother. 2014 Aug;58(8):4885-93.
• [5] Mefloquine FDA Label
• [6] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [7] An ultrastructural study of the effects of mefloquine on malaria parasites. Am J Trop Med Hyg. 1987 Jan;36(1):9-14.
• [8] Polymorphisms in human MDR1 (P-glycoprotein): recent advances and clinical relevance. Clin Pharmacol Ther. 2004 Jan;75(1):13-33.
• [9] Effect of rifampin on plasma concentrations of mefloquine in healthy volunteers. J Pharm Pharmacol. 2000 Oct;52(10):1265-9.
• [10] A confirmatory method for the simultaneous extraction, separation, identification and quantification of Tetracycline, Sulphonamide, Trimethoprim an... J Chromatogr A. 2009 Nov 13;1216(46):8110-6.
• [11] Effects of NAT2 polymorphism on SASP pharmacokinetics in Chinese population. Clin Chim Acta. 2009 Sep;407(1-2):30-5.
• [12] The effect of sulfasalazine on rheumatoid arthritic synovial tissue chemokine production. Exp Mol Pathol. 2002 Oct;73(2):84-92. doi: 10.1006/exmp.2002.2460.
• [13] Effects of sulfasalazine and its metabolites on steady state messenger RNA concentrations for inflammatory cytokines, matrix metalloproteinases, and tissue inhibitors of metalloproteinase in rheumatoid synovial fibroblasts. J Rheumatol. 2000 Mar;27(3):653-60.
• [14] Pharmacogenetic characterization of sulfasalazine disposition based on NAT2 and ABCG2 (BCRP) gene polymorphisms in humans. Clin Pharmacol Ther. 2008 Jul;84(1):95-103.