Details of the Drug Combination

General Information of Drug Combination (ID: DCE73XS)

• Drug Combination Name: Mephenytoin + Epinephrine
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Mephenytoin (DM5UGDK): Small molecular drug
  Epinephrine (DM3KJBC): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 6.37
  Bliss Independence Score: 6.37
  Loewe Additivity Score: 8.11
  LHighest Single Agent (HSA) Score: 8.14

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Mephenytoin

Disease Entry	ICD 11	Status	REF
Epilepsy	8A60-8A68	Approved	[2]

Mephenytoin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Voltage-gated sodium channel alpha Nav1.5 (SCN5A)	TTZOVE0	SCN5A_HUMAN	Blocker	[5]

Mephenytoin Interacts with 9 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[6]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[7]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[8]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[6]
Cytochrome P450 2C18 (CYP2C18)	DEZMWRE	CP2CI_HUMAN	Metabolism	[9]
Cytochrome P450 2C8 (CYP2C8)	DES5XRU	CP2C8_HUMAN	Metabolism	[10]
Cytochrome P450 2C9 (CYP2C9)	DE5IED8	CP2C9_HUMAN	Metabolism	[9]
Cytochrome P450 2B6 (CYP2B6)	DEPKLMQ	CP2B6_HUMAN	Metabolism	[11]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[12]

Indication(s) of Epinephrine

Disease Entry	ICD 11	Status	REF
Acute asthma	CA23	Approved	[3]
Allergy	4A80-4A85	Approved	[4]
Anaphylaxis	N.A.	Approved	[3]
Bronchiectasis	CA24	Approved	[3]
Bronchitis	CA20	Approved	[3]
Periodontitis	DA0C	Approved	[3]
Pulmonary emphysema	CA21.Z	Approved	[3]
Severe asthma	CA23	Approved	[3]
Asthma	CA23	Investigative	[3]

Epinephrine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Adrenergic receptor beta-1 (ADRB1)	TTR6W5O	ADRB1_HUMAN	Agonist	[13]

Epinephrine Interacts with 2 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Organic cation transporter 3 (SLC22A3)	DT6201N	S22A3_HUMAN	Substrate	[14]
Organic cation transporter 1 (SLC22A1)	DTT79CX	S22A1_HUMAN	Substrate	[15]

Epinephrine Interacts with 5 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[16]
Sulfotransferase 1A1 (SULT1A1)	DEYWLRK	ST1A1_HUMAN	Metabolism	[17]
Thiopurine methyltransferase (TPMT)	DEFQ8VO	TPMT_HUMAN	Metabolism	[18]
Catechol O-methyltransferase (COMT)	DEV3T4A	COMT_HUMAN	Metabolism	[19]
Monoamine oxidase type A (MAO-A)	DERE4TU	AOFA_HUMAN	Metabolism	[20]

Epinephrine Interacts with 13 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Solute carrier family 22 member 3 (SLC22A3)	OTQYGVXX	S22A3_HUMAN	Increases Uptake	[21]
Superoxide dismutase , mitochondrial (SOD2)	OTIWXGZ9	SODM_HUMAN	Increases Expression	[22]
Renin (REN)	OT52GZR2	RENI_HUMAN	Increases Activity	[23]
Beta-2 adrenergic receptor (ADRB2)	OTSDOX4Q	ADRB2_HUMAN	Increases Activity	[24]
Poly polymerase 1 (PARP1)	OT310QSG	PARP1_HUMAN	Decreases Cleavage	[25]
Alpha-1D adrenergic receptor (ADRA1D)	OTW2CD1O	ADA1D_HUMAN	Increases Activity	[26]
Tumor necrosis factor receptor superfamily member 6 (FAS)	OTP9XG86	TNR6_HUMAN	Increases Expression	[27]
Alpha-1A adrenergic receptor (ADRA1A)	OTUIWCL5	ADA1A_HUMAN	Increases Activity	[26]
Alpha-1B adrenergic receptor (ADRA1B)	OTSAYAFD	ADA1B_HUMAN	Increases Activity	[26]
Tumor necrosis factor ligand superfamily member 6 (FASLG)	OTZARCHH	TNFL6_HUMAN	Increases Expression	[27]
Interleukin-8 (CXCL8)	OTS7T5VH	IL8_HUMAN	Increases ADR	[28]
Equilibrative nucleoside transporter 4 (SLC29A4)	OTWTZXMX	S29A4_HUMAN	Increases Uptake	[21]
Alpha-2A adrenergic receptor (ADRA2A)	OTZFGOTP	ADA2A_HUMAN	Increases ADR	[28]

References

• [1] CheMBL Affinity Phenotypic Cellular Interaction Assay ID: CHEMBL1125966
• [2] 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: 7223).
• [3] Epinephrine FDA Label
• [4] 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: 509).
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• [14] Differential pharmacological in vitro properties of organic cation transporters and regional distribution in rat brain. Neuropharmacology. 2006 Jun;50(8):941-52.
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• [16] Steroid glucuronides: human circulatory levels and formation by LNCaP cells. J Steroid Biochem Mol Biol. 1991;40(4-6):593-8.
• [17] Crystal structure of human sulfotransferase SULT1A3 in complex with dopamine and 3'-phosphoadenosine 5'-phosphate. Biochem Biophys Res Commun. 2005 Sep 23;335(2):417-23.
• [18] Adrenal catecholamines and their metabolism in the vitamin A deficient rat. Ann Nutr Metab. 1983;27(3):220-7.
• [19] Different metabolism of norepinephrine and epinephrine by catechol-O-methyltransferase and monoamine oxidase in rats. J Pharmacol Exp Ther. 1994 Mar;268(3):1242-51.
• [20] Role of monoamine-oxidase-A-gene variation in the development of glioblastoma in males: a case control study. J Neurooncol. 2019 Nov;145(2):287-294.
• [21] Selective transport of monoamine neurotransmitters by human plasma membrane monoamine transporter and organic cation transporter 3. J Pharmacol Exp Ther. 2010 Dec;335(3):743-53. doi: 10.1124/jpet.110.170142. Epub 2010 Sep 21.
• [22] Epinephrine upregulates superoxide dismutase in human coronary artery endothelial cells. Free Radic Biol Med. 2001 Jan 15;30(2):148-53.
• [23] Hypokalemia from beta2-receptor stimulation by circulating epinephrine. N Engl J Med. 1983 Dec 8;309(23):1414-9. doi: 10.1056/NEJM198312083092303.
• [24] Myocardial ischaemia and ventricular arrhthymias precipitated by physiological concentrations of adrenaline in patients with coronary artery disease. Br Heart J. 1992 May;67(5):419-20. doi: 10.1136/hrt.67.5.419-b.
• [25] Epinephrine facilitates the growth of T cell lymphoma by altering cell proliferation, apoptosis, and glucose metabolism. Chem Biol Interact. 2023 Jan 5;369:110278. doi: 10.1016/j.cbi.2022.110278. Epub 2022 Nov 22.
• [26] Carvedilol selectively inhibits oscillatory intracellular calcium changes evoked by human alpha1D- and alpha1B-adrenergic receptors. Cardiovasc Res. 2004 Sep 1;63(4):662-72. doi: 10.1016/j.cardiores.2004.05.014.
• [27] Carvedilol prevents epinephrine-induced apoptosis in human coronary artery endothelial cells: modulation of Fas/Fas ligand and caspase-3 pathway. Cardiovasc Res. 2000 Feb;45(3):788-94. doi: 10.1016/s0008-6363(99)00369-7.
• [28] 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.