Details of the Drug Combination

General Information of Drug Combination (ID: DC0QGDX)

• Drug Combination Name: Ketamine + Gabapentin
• Indication: Pain; Status: Phase 2 [1]
• Component Drugs:
  Ketamine (DMT5HA4): Small molecular drug
  Gabapentin (DM6T924): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Ketamine

Disease Entry	ICD 11	Status	REF
Anaesthesia	9A78.6	Approved	[2]
Anxiety	N.A.	Approved	[3]
Bipolar disorder	6A60	Approved	[3]
Depression	6A70-6A7Z	Approved	[3]
Traumatic brain injury	NA07.Z	Approved	[3]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 2	[4]
Chronic pain	MG30	Investigative	[3]

Ketamine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
N-methyl-D-aspartate receptor (NMDAR)	TT9IK2Z	NOUNIPROTAC	Antagonist	[8]

Ketamine Interacts with 3 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[9]
Cytochrome P450 2C9 (CYP2C9)	DE5IED8	CP2C9_HUMAN	Metabolism	[9]
Cytochrome P450 2B6 (CYP2B6)	DEPKLMQ	CP2B6_HUMAN	Metabolism	[9]

Ketamine Interacts with 27 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	OTQGYY83	CP3A4_HUMAN	Decreases Expression	[10]
Zinc finger protein SNAI2 (SNAI2)	OT7Y8EJ2	SNAI2_HUMAN	Increases Expression	[7]
Zinc finger protein SNAI1 (SNAI1)	OTDPYAMC	SNAI1_HUMAN	Increases Expression	[7]
Renin (REN)	OT52GZR2	RENI_HUMAN	Increases Expression	[11]
Angiotensinogen (AGT)	OTBZLYR3	ANGT_HUMAN	Decreases Expression	[11]
Transforming growth factor beta-1 proprotein (TGFB1)	OTV5XHVH	TGFB1_HUMAN	Increases Expression	[7]
Interleukin-1 beta (IL1B)	OT0DWXXB	IL1B_HUMAN	Increases Secretion	[12]
Fibronectin (FN1)	OTB5ZN4Q	FINC_HUMAN	Increases Expression	[7]
Cellular tumor antigen p53 (TP53)	OTIE1VH3	P53_HUMAN	Increases Expression	[13]
Amyloid-beta precursor protein (APP)	OTKFD7R4	A4_HUMAN	Increases Expression	[14]
Apoptosis regulator Bcl-2 (BCL2)	OT9DVHC0	BCL2_HUMAN	Decreases Expression	[15]
Endoplasmic reticulum chaperone BiP (HSPA5)	OTFUIRAO	BIP_HUMAN	Increases Expression	[15]
Cadherin-1 (CDH1)	OTFJMXPM	CADH1_HUMAN	Decreases Expression	[7]
Protein S100-A4 (S100A4)	OTLRGFSQ	S10A4_HUMAN	Increases Expression	[7]
DNA damage-inducible transcript 3 protein (DDIT3)	OTI8YKKE	DDIT3_HUMAN	Increases Expression	[15]
TGF-beta receptor type-1 (TGFBR1)	OT40S1SJ	TGFR1_HUMAN	Increases Expression	[7]
TGF-beta receptor type-2 (TGFBR2)	OT3P7GZP	TGFR2_HUMAN	Increases Expression	[7]
Leptin (LEP)	OT5Q7ODW	LEP_HUMAN	Decreases Expression	[15]
Caspase-3 (CASP3)	OTIJRBE7	CASP3_HUMAN	Increases Activity	[16]
Proliferation marker protein Ki-67 (MKI67)	OTA8N1QI	KI67_HUMAN	Increases Expression	[13]
Leptin receptor (LEPR)	OT9H7G0C	LEPR_HUMAN	Decreases Expression	[15]
Caspase-9 (CASP9)	OTD4RFFG	CASP9_HUMAN	Increases Activity	[16]
Caspase-6 (CASP6)	OTXLD3EC	CASP6_HUMAN	Increases Activity	[16]
Actin, aortic smooth muscle (ACTA2)	OTEDLG8E	ACTA_HUMAN	Increases Expression	[7]
Apoptosis regulator BAX (BAX)	OTAW0V4V	BAX_HUMAN	Affects Localization	[16]
Sodium/hydrogen exchanger 6 (SLC9A6)	OT5N47TC	SL9A6_HUMAN	Decreases Expression	[14]
Apolipoprotein E (APOE)	OTFOWL2H	APOE_HUMAN	Decreases Response To Substance	[17]

Indication(s) of Gabapentin

Disease Entry	ICD 11	Status	REF
Complex partial seizure	8A68.0	Approved	[5]
Postherpetic neuralgia	1E91.5	Approved	[6]
Solid tumour/cancer	2A00-2F9Z	Phase 3	[5]

Gabapentin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Gamma-aminobutyric acid B receptor (GABBR)	TTDCVZW	GABR1_HUMAN; GABR2_HUMAN	Antagonist	[18]

Gabapentin Interacts with 3 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
Organic cation transporter 2 (SLC22A2)	DT9IDPW	S22A2_HUMAN	Substrate	[19]
Organic cation/carnitine transporter 1 (SLC22A4)	DT2EG60	S22A4_HUMAN	Substrate	[20]
L-type amino acid transporter 1 (SLC7A5)	DT48T0N	LAT1_HUMAN	Substrate	[21]

Gabapentin Interacts with 18 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
D(1A) dopamine receptor (DRD1)	OTLZPBT7	DRD1_HUMAN	Increases ADR	[22]
Histamine H1 receptor (HRH1)	OT8F9FV6	HRH1_HUMAN	Increases ADR	[22]
5-hydroxytryptamine receptor 3A (HTR3A)	OTAIV1AK	5HT3A_HUMAN	Increases ADR	[22]
Muscarinic acetylcholine receptor M1 (CHRM1)	OTKW3E6B	ACM1_HUMAN	Increases ADR	[22]
5-hydroxytryptamine receptor 2B (HTR2B)	OTM1AD9J	5HT2B_HUMAN	Increases ADR	[22]
Alpha-1A adrenergic receptor (ADRA1A)	OTUIWCL5	ADA1A_HUMAN	Increases ADR	[22]
5-hydroxytryptamine receptor 2A (HTR2A)	OTWXJX0M	5HT2A_HUMAN	Increases ADR	[22]
Glutamine--fructose-6-phosphate aminotransferase 1 (GFPT1)	OTQBDO45	GFPT1_HUMAN	Increases ADR	[22]
Transforming growth factor beta-1 proprotein (TGFB1)	OTV5XHVH	TGFB1_HUMAN	Increases ADR	[22]
Serum paraoxonase/arylesterase 1 (PON1)	OTD0Z2XO	PON1_HUMAN	Decreases Activity	[23]
ATP-dependent translocase ABCB1 (ABCB1)	OTEJROBO	MDR1_HUMAN	Decreases Activity	[24]
Lactoperoxidase (LPO)	OTJ9QKX9	PERL_HUMAN	Decreases Expression	[25]
Sodium-dependent serotonin transporter (SLC6A4)	OT6FGDLW	SC6A4_HUMAN	Decreases Expression	[25]
Serine/threonine-protein kinase mTOR (MTOR)	OTHH8KU7	MTOR_HUMAN	Decreases Expression	[25]
Glutamate receptor ionotropic, NMDA 1 (GRIN1)	OTZ5YBO8	NMDZ1_HUMAN	Decreases Expression	[25]
Potassium voltage-gated channel subfamily H member 2 (KCNH2)	OTZX881H	KCNH2_HUMAN	Decreases Activity	[26]
Voltage-dependent calcium channel subunit alpha-2/delta-2 (CACNA2D2)	OTFJXVQQ	CA2D2_HUMAN	Affects Binding	[27]
SH3 and multiple ankyrin repeat domains protein 2 (SHANK2)	OTSQTPFQ	SHAN2_HUMAN	Decreases Expression	[25]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Head and Neck Cancer	DCBTL8M	N. A.	Phase 1	[28]

References

• [1] ClinicalTrials.gov (NCT02815111) Evaluation of Ketamine and Multi-modal Analgesics
• [2] FDA Approved Drug Products from FDA Official Website. 2019. Application Number: (ANDA) 076092.
• [3] Ketamine FDA Label
• [4] ClinicalTrials.gov (NCT04365985) Study of Immunomodulation Using Naltrexone and Ketamine for COVID-19. U.S. National Institutes of Health.
• [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: 5483).
• [6] Gabapentin FDA Label
• [7] Ketamine-induced bladder fibrosis involves epithelial-to-mesenchymal transition mediated by transforming growth factor-1. Am J Physiol Renal Physiol. 2017 Oct 1;313(4):F961-F972. doi: 10.1152/ajprenal.00686.2016. Epub 2017 Mar 22.
• [8] Ketamine modulates theta and gamma oscillations. J Cogn Neurosci. 2010 Jul;22(7):1452-64.
• [9] Contribution of CYP3A4, CYP2B6, and CYP2C9 isoforms to N-demethylation of ketamine in human liver microsomes. Drug Metab Dispos. 2002 Jul;30(7):853-8.
• [10] Cytoskeleton interruption in human hepatoma HepG2 cells induced by ketamine occurs possibly through suppression of calcium mobilization and mitochondrial function. Drug Metab Dispos. 2009 Jan;37(1):24-31.
• [11] Ketamine hypertension and the renin-angiotensin system. Clin Exp Hypertens A. 1983;5(6):875-83. doi: 10.3109/10641968309081814.
• [12] Cellular consequences triggered by ketamine on exposure to human glioblastoma epithelial (LN-229) cells. J Biochem Mol Toxicol. 2023 Dec;37(12):e23484. doi: 10.1002/jbt.23484. Epub 2023 Jul 29.
• [13] Ketamine cystitis as a mimic of carcinoma in situ. Histopathology. 2009 Dec;55(6):705-8. doi: 10.1111/j.1365-2559.2009.03437.x.
• [14] Ketamine promotes the amyloidogenic pathway by regulating endosomal pH. Toxicology. 2022 Apr 15;471:153163. doi: 10.1016/j.tox.2022.153163. Epub 2022 Apr 1.
• [15] Lipoxin A4 methyl ester attenuated ketamine-induced neurotoxicity in SH-SY5Y cells via regulating leptin pathway. Toxicol In Vitro. 2023 Jun;89:105581. doi: 10.1016/j.tiv.2023.105581. Epub 2023 Mar 11.
• [16] Apoptotic insults to human HepG2 cells induced by S-(+)-ketamine occurs through activation of a Bax-mitochondria-caspase protease pathway. Br J Anaesth. 2009 Jan;102(1):80-9. doi: 10.1093/bja/aen322. Epub 2008 Nov 9.
• [17] The apolipoprotein E epsilon 4 allele is associated with blunting of ketamine-induced psychosis in schizophrenia. A preliminary report. Neuropsychopharmacology. 1998 Nov;19(5):445-8. doi: 10.1016/S0893-133X(98)00031-1.
• [18] Gabapentin increases a tonic inhibitory conductance in hippocampal pyramidal neurons. Anesthesiology. 2006 Aug;105(2):325-33.
• [19] Clinical pharmacokinetic drug interaction studies of gabapentin enacarbil, a novel transported prodrug of gabapentin, with naproxen and cimetidine. Br J Clin Pharmacol. 2010 May;69(5):498-507.
• [20] Effects of genetic variation in the novel organic cation transporter, OCTN1, on the renal clearance of gabapentin. Clin Pharmacol Ther. 2008 Mar;83(3):416-21.
• [21] Transport of gabapentin by LAT1 (SLC7A5). Biochem Pharmacol. 2013 Jun 1;85(11):1672-83.
• [22] 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.
• [23] Antiepileptic drugs: impacts on human serum paraoxonase-1. J Biochem Mol Toxicol. 2017 Jun;31(6).
• [24] Functional evaluation of polymorphisms in the human ABCB1 gene and the impact on clinical responses of antiepileptic drugs. Pharmacogenet Genomics. 2008 May;18(5):390-402. doi: 10.1097/FPC.0b013e3282f85e36.
• [25] Establishment of a 13 genes-based molecular prediction score model to discriminate the neurotoxic potential of food relevant-chemicals. Toxicol Lett. 2022 Feb 1;355:1-18. doi: 10.1016/j.toxlet.2021.10.013. Epub 2021 Nov 5.
• [26] Effects of the antiepileptic drugs lamotrigine, topiramate and gabapentin on hERG potassium currents. Epilepsy Res. 2005 Jan;63(1):17-25. doi: 10.1016/j.eplepsyres.2004.10.002. Epub 2004 Dec 8.
• [27] Tissue-specific expression and gabapentin-binding properties of calcium channel alpha2delta subunit subtypes. J Membr Biol. 2001 Nov 1;184(1):35-43. doi: 10.1007/s00232-001-0072-7.
• [28] ClinicalTrials.gov (NCT05156060) Gabapentin & Ketamine for Prevention/Treatment of Acute/Chronic Pain in Locally Advanced Head and Neck Cancer