Details of the Drug Combination

General Information of Drug Combination (ID: DCLIF0U)

Drug Combination Name

Erlotinib Theophylline

Indication

Disease Entry	Status	REF
Non-small Cell Lung Cancer	Phase 1	[1]

Component Drugs

Erlotinib DMCMBHA

Theophylline DMRJFN9

Small molecular drug

2D MOL

3D MOL

Molecular Interaction Atlas of This Drug Combination

Molecular Interaction Atlas (MIA)

Indication(s) of Erlotinib

Disease Entry	ICD 11	Status	REF
Adrenal gland neoplasm	N.A.	Approved	[2]
Adult hepatocellular carcinoma	N.A.	Approved	[2]
Brain cancer	2A00	Approved	[2]
Esophageal disorder	N.A.	Approved	[2]
Lung cancer	2C25.0	Approved	[2]
Non-small-cell lung cancer	2C25.Y	Approved	[3]
Pancreatic adenocarcinoma	N.A.	Approved	[2]
Psoriasis	EA90	Approved	[2]
Salivary gland squamous cell carcinoma	N.A.	Approved	[2]
Pancreatic cancer	2C10	Phase 3	[3]
Colon cancer	2B90.Z	Phase 2	[3]
Ependymoma	2A00.0Y	Investigative	[2]
Neoplastic meningitis	N.A.	Investigative	[2]
Neuroblastoma	2D11.2	Investigative	[2]

Erlotinib 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	[6]
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Erlotinib Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[7]
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[8]
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Erlotinib Interacts with 4 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 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[10]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[10]
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Erlotinib Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Epidermal growth factor receptor (EGFR)	OTAPLO1S	EGFR_HUMAN	Increases Response	[11]
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Indication(s) of Theophylline

Disease Entry	ICD 11	Status	REF
Bronchitis	CA20	Approved	[4]
Chronic obstructive pulmonary disease	CA22	Approved	[5]
Lung cancer	2C25.0	Approved	[4]
Non-small-cell lung cancer	2C25.Y	Approved	[4]
Pulmonary disease	1B10-1F85	Approved	[4]
Pulmonary emphysema	CA21.Z	Approved	[4]
Severe asthma	CA23	Approved	[4]
Asthma	CA23	Investigative	[4]

Theophylline Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Adenosine receptor (ADOR)	TTSLI08	NOUNIPROTAC	Antagonist	[12]
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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	[13]
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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	[14]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[15]
Cytochrome P450 1A1 (CYP1A1)	DE6OQ3W	CP1A1_HUMAN	Metabolism	[16]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[14]
Cytochrome P450 2E1 (CYP2E1)	DEVDYN7	CP2E1_HUMAN	Metabolism	[17]
Cytochrome P450 1B1 (CYP1B1)	DE9QHP6	CP1B1_HUMAN	Metabolism	[18]
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⏷ Show the Full List of 6 DME(s)

Theophylline Interacts with 4 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Cytochrome P450 2E1 (CYP2E1)	OTHQ17JG	CP2E1_HUMAN	Increases ADR	[19]
Renin (REN)	OT52GZR2	RENI_HUMAN	Increases ADR	[19]
Alanine aminotransferase 1 (GPT)	OTOXOA0Q	ALAT1_HUMAN	Increases ADR	[19]
Cyclic GMP-AMP phosphodiesterase SMPDL3A (SMPDL3A)	OTQDYH8E	ASM3A_HUMAN	Increases ADR	[19]
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References

1	ClinicalTrials.gov (NCT02080078) A Phase I Dose Escalation Study of Erlotinib in Combination With Theophylline
2	Erlotinib 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: 4920).
4	Theophylline FDA Label
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: 413).
6	Quantitative prediction of fold resistance for inhibitors of EGFR. Biochemistry. 2009 Sep 8;48(35):8435-48.
7	Effect of the ATP-binding cassette drug transporters ABCB1, ABCG2, and ABCC2 on erlotinib hydrochloride (Tarceva) disposition in in vitro and in vivo pharmacokinetic studies employing Bcrp1-/-/Mdr1a/1b-/- (triple-knockout) and wild-type mice. Mol Cancer Ther. 2008 Aug;7(8):2280-7.
8	Functions of the breast cancer resistance protein (BCRP/ABCG2) in chemotherapy. Adv Drug Deliv Rev. 2009 Jan 31;61(1):26-33.
9	In vitro assessment of time-dependent inhibitory effects on CYP2C8 and CYP3A activity by fourteen protein kinase inhibitors. Drug Metab Dispos. 2014 Jul;42(7):1202-9.
10	Clinical pharmacokinetics of tyrosine kinase inhibitors. Cancer Treat Rev. 2009 Dec;35(8):692-706.
11	Activating mutations in the epidermal growth factor receptor underlying responsiveness of non-small-cell lung cancer to gefitinib. N Engl J Med. 2004 May 20;350(21):2129-39. doi: 10.1056/NEJMoa040938. Epub 2004 Apr 29.
12	Emerging adenosine receptor agonists. Expert Opin Emerg Drugs. 2007 Sep;12(3):479-92.
13	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.
14	Characterization of human cytochromes P450 involved in theophylline 8-hydroxylation. Biochem Pharmacol. 1995 Jul 17;50(2):205-11.
15	Association between common CYP1A2 polymorphisms and theophylline metabolism in non-smoking healthy volunteers. Basic Clin Pharmacol Toxicol. 2013 Apr;112(4):257-63.
16	Specificity of substrate and inhibitor probes for human cytochromes P450 1A1 and 1A2. J Pharmacol Exp Ther. 1993 Apr;265(1):401-7.
17	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.
18	Oxidation of xenobiotics by recombinant human cytochrome P450 1B1. Drug Metab Dispos. 1997 May;25(5):617-22.
19	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.