Details of the Drug Combination

General Information of Drug Combination (ID: DC947T8)

• Drug Combination Name: Theophylline + Oseltamivir
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Theophylline (DMRJFN9): Small molecular drug
  Oseltamivir (DMGO72P): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 18.5
  Bliss Independence Score: 18.5
  Loewe Additivity Score: 32.14
  LHighest Single Agent (HSA) Score: 32.14

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Theophylline

Disease Entry	ICD 11	Status	REF
Bronchitis	CA20	Approved	[2]
Chronic obstructive pulmonary disease	CA22	Approved	[3]
Lung cancer	2C25.0	Approved	[2]
Non-small-cell lung cancer	2C25.Y	Approved	[2]
Pulmonary disease	1B10-1F85	Approved	[2]
Pulmonary emphysema	CA21.Z	Approved	[2]
Severe asthma	CA23	Approved	[2]
Asthma	CA23	Investigative	[2]

Theophylline Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Adenosine receptor (ADOR)	TTSLI08	NOUNIPROTAC	Antagonist	[7]

Theophylline Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Organic anion transporter 2 (SLC22A7)	DT0OC1Q	S22A7_HUMAN	Substrate	[8]

Theophylline Interacts with 6 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]
Cytochrome P450 1A1 (CYP1A1)	DE6OQ3W	CP1A1_HUMAN	Metabolism	[11]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[9]
Cytochrome P450 2E1 (CYP2E1)	DEVDYN7	CP2E1_HUMAN	Metabolism	[12]
Cytochrome P450 1B1 (CYP1B1)	DE9QHP6	CP1B1_HUMAN	Metabolism	[13]

Theophylline Interacts with 2 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Renin (REN)	OT52GZR2	RENI_HUMAN	Increases ADR	[14]
Cyclic GMP-AMP phosphodiesterase SMPDL3A (SMPDL3A)	OTQDYH8E	ASM3A_HUMAN	Increases ADR	[14]

Indication(s) of Oseltamivir

Disease Entry	ICD 11	Status	REF
Influenza	1E30-1E32	Approved	[4]
Influenza virus infection	1E30-1E32	Approved	[5]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 3	[6]

Oseltamivir Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Influenza Neuraminidase (Influ NA)	TT50QJ3	NRAM_I33A0	Inhibitor	[15]

Oseltamivir Interacts with 5 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[16]
Multidrug resistance-associated protein 4 (ABCC4)	DTCSGPB	MRP4_HUMAN	Substrate	[17]
Peptide transporter 1 (SLC15A1)	DT9G7XN	S15A1_HUMAN	Substrate	[18]
Organic anion transporter 1 (SLC22A6)	DTQ23VB	S22A6_HUMAN	Substrate	[19]
Organic anion transporter 3 (SLC22A8)	DTVP67E	S22A8_HUMAN	Substrate	[19]

References

• [1] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125966
• [2] Theophylline FDA Label
• [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: 413).
• [4] Oseltamivir FDA Label
• [5] Natural products as sources of new drugs over the last 25 years. J Nat Prod. 2007 Mar;70(3):461-77.
• [6] ClinicalTrials.gov (NCT04261270) A Randomized,Open,Controlled Clinical Study to Evaluate the Efficacy of ASC09F and Ritonavir for 2019-nCoV Pneumonia
• [7] Emerging adenosine receptor agonists. Expert Opin Emerg Drugs. 2007 Sep;12(3):479-92.
• [8] Possible involvement of organic anion transporter 2 on the interaction of theophylline with erythromycin in the human liver. Drug Metab Dispos. 2005 May;33(5):619-22.
• [9] Characterization of human cytochromes P450 involved in theophylline 8-hydroxylation. Biochem Pharmacol. 1995 Jul 17;50(2):205-11.
• [10] Association between common CYP1A2 polymorphisms and theophylline metabolism in non-smoking healthy volunteers. Basic Clin Pharmacol Toxicol. 2013 Apr;112(4):257-63.
• [11] Specificity of substrate and inhibitor probes for human cytochromes P450 1A1 and 1A2. J Pharmacol Exp Ther. 1993 Apr;265(1):401-7.
• [12] Construction and assessment of models of CYP2E1: predictions of metabolism from docking, molecular dynamics, and density functional theoretical calculations. J Med Chem. 2003 Apr 24;46(9):1645-60.
• [13] Oxidation of xenobiotics by recombinant human cytochrome P450 1B1. Drug Metab Dispos. 1997 May;25(5):617-22.
• [14] ADReCS-Target: target profiles for aiding drug safety research and application. Nucleic Acids Res. 2018 Jan 4;46(D1):D911-D917. doi: 10.1093/nar/gkx899.
• [15] Current and future antiviral therapy of severe seasonal and avian influenza. Antiviral Res. 2008 Apr;78(1):91-102.
• [16] Nonclinical pharmacokinetics of oseltamivir and oseltamivir carboxylate in the central nervous system. Antimicrob Agents Chemother. 2009 Nov;53(11):4753-61.
• [17] Limited brain distribution of [3R,4R,5S]-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (Ro 64-0802), a pharmacologically active form of oseltamivir, by active efflux across the blood-brain barrier mediated by organic anion transporter 3 (Oat3/Slc22a8) and multidrug resistance-associated protein 4 (Mrp4/Abcc4). Drug Metab Dispos. 2009 Feb;37(2):315-21.
• [18] Oseltamivir (tamiflu) is a substrate of peptide transporter 1. Drug Metab Dispos. 2009 Aug;37(8):1676-81.
• [19] FDA Drug Development and Drug Interactions