Details of the Drug Combination

General Information of Drug Combination (ID: DCJO4I8)

• Drug Combination Name: Dihydroergotamine + Raltegravir
• Indication: Chronic myelogenous leukemia; Status: Investigative [1]
• Component Drugs:
  Dihydroergotamine (DM5IKUF): Small molecular drug
  Raltegravir (DMYURI6): Small molecular drug
• High-throughput Screening Result:
  Testing Cell Line: KBM-7
  Zero Interaction Potency (ZIP) Score: 4.91
  Bliss Independence Score: 4.91
  Loewe Additivity Score: 18.84
  LHighest Single Agent (HSA) Score: 18.86

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Dihydroergotamine

Disease Entry	ICD 11	Status	REF
Cluster headache	8A81.0	Approved	[2]
Migraine	8A80	Approved	[3]
Migraine disorder	N.A.	Approved	[2]

Dihydroergotamine Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Dopamine D2 receptor (D2R)	TTEX248	DRD2_HUMAN	Agonist	[5]

Dihydroergotamine Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[6]

Indication(s) of Raltegravir

Disease Entry	ICD 11	Status	REF
Human immunodeficiency virus infection	1C62	Approved	[4]

Raltegravir Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Human immunodeficiency virus Integrase (HIV IN)	TT5FH9Y	POL_HV1B1	Modulator	[4]

Raltegravir Interacts with 2 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[8]
Cytochrome P450 1A1 (CYP1A1)	DE6OQ3W	CP1A1_HUMAN	Metabolism	[9]

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] Dihydroergotamine FDA Label
• [3] Sustained pain relief with dihydroergotamine in migraine is potentially due to persistent binding to 5-HT1B and 5-HT1D receptors. . The Journal of Headache and Pain 201314(Suppl 1):P75.
• [4] 2007 FDA drug approvals: a year of flux. Nat Rev Drug Discov. 2008 Feb;7(2):107-9.
• [5] Current and prospective pharmacological targets in relation to antimigraine action. Naunyn Schmiedebergs Arch Pharmacol. 2008 Oct;378(4):371-94.
• [6] CYP2D6 and CYP3A4 involvement in the primary oxidative metabolism of hydrocodone by human liver microsomes. Br J Clin Pharmacol. 2004 Mar;57(3):287-97.
• [7] Population pharmacokinetic analysis and pharmacogenetics of raltegravir in HIV-positive and healthy individuals. Antimicrob Agents Chemother. 2012 Jun;56(6):2959-66. doi: 10.1128/AAC.05424-11. Epub 2012 Feb 27.
• [8] Successful tacrolimus treatment following renal transplant in a HIV-infected patient with raltegravir previously treated with a protease inhibitor based regimen. Drug Metabol Drug Interact. 2011;26(3):139-41.
• [9] Exposure-related effects of atazanavir on the pharmacokinetics of raltegravir in HIV-1-infected patients. Ther Drug Monit. 2010 Dec;32(6):782-6.