General Information of Drug Combination (ID: DC6EAOO)

Drug Combination Name
Dihydroergotamine Atovaquone
Indication
Disease Entry Status REF
DD2 Investigative [1]
Component Drugs Dihydroergotamine   DM5IKUF Atovaquone   DMY4UMW
Small molecular drug Small molecular drug
2D MOL 2D MOL
3D MOL 3D MOL
High-throughput Screening Result Testing Cell Line: DD2
Zero Interaction Potency (ZIP) Score: 0.329
Bliss Independence Score: 2.907
Loewe Additivity Score: 1.096
LHighest Single Agent (HSA) Score: 0.63

Molecular Interaction Atlas of This Drug Combination

Molecular Interaction Atlas (MIA)
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]
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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]
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Indication(s) of Atovaquone
Disease Entry ICD 11 Status REF
Fungal infection 1F29-1F2F Approved [4]
Atovaquone Interacts with 1 DTT Molecule(s)
DTT Name DTT ID UniProt ID Mode of Action REF
Plasmodium Dihydroorotate dehydrogenase (Malaria DHOdehase) TT3PQ2Y PYRD_PLAF7 Inhibitor [7]
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Atovaquone Interacts with 1 DME Molecule(s)
DME Name DME ID UniProt ID Mode of Action REF
Cytochrome P450 3A4 (CYP3A4) DE4LYSA CP3A4_HUMAN Metabolism [8]
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Atovaquone Interacts with 2 DOT Molecule(s)
DOT Name DOT ID UniProt ID Mode of Action REF
Dihydroorotate dehydrogenase (DHODH) OTAKFN78 PYRD_HUMAN Decreases Activity [9]
Cytochrome P450 1A2 (CYP1A2) OTLLBX48 CP1A2_HUMAN Increases Activity [10]
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Test Results of This Drug Combination in Other Disease Systems

Indication DrugCom ID Cell Line Status REF
Hepatoblastoma DCE9SXH HB3 Investigative [1]
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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 The fight against drug-resistant malaria: novel plasmodial targets and antimalarial drugs. Curr Med Chem. 2008;15(2):161-71.
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 Inhibitor binding in a class 2 dihydroorotate dehydrogenase causes variations in the membrane-associated N-terminal domain. Protein Sci. 2004 Apr;13(4):1031-42.
8 Time-dependent pharmacokinetics and drug metabolism of atovaquone plus proguanil (Malarone) when taken as chemoprophylaxis. Eur J Clin Pharmacol. 2002 Apr;58(1):19-27.
9 Kinetics of inhibition of human and rat dihydroorotate dehydrogenase by atovaquone, lawsone derivatives, brequinar sodium and polyporic acid. Chem Biol Interact. 2000 Jan 3;124(1):61-76.
10 Application of higher throughput screening (HTS) inhibition assays to evaluate the interaction of antiparasitic drugs with cytochrome P450s. Drug Metab Dispos. 2001 Jan;29(1):30-5.