Drug General Information (ID: DDIQWO2EZX)
  Drug Name Cyclosporine Drug Info Vincristine (liposome) Drug Info
  Drug Type Small molecule Small molecule
  Therapeutic Class Antiviral Agents Antineoplastics
  Structure

 Mechanism of Cyclosporine-Vincristine (liposome) Interaction (Severity Level: Moderate)
     Transporter inhibition Click to Show/Hide Mechanism Graph
Could Not Find 2D Structure
      Drug Name Cyclosporine Vincristine (liposome)
      Mechanism P-gp inhibitor P-gp substrate
      Key Mechanism Factor 1
Factor Name P-glycoprotein 1
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Structure Sequence
MDLEGDRNGGAKKKNFFKLNNKSEKDKKEKKPTVSVFSMFRYSNWLDKLYMVVGTLAAIIHGAGLPLMMLVFGEMTDIFANAGNLEDLMSNITNRSDINDTGFFMNLEEDMTRYAYYYSGIGAGVLVAAYIQVSFWCLAAGRQIHKIRKQFFHAIMRQEIGWFDVHDVGELNTRLTDDVSKINEGIGDKIGMFFQSMATFFTGFIVGFTRGWKLTLVILAISPVLGLSAAVWAKILSSFTDKELLAYAKAGAVAEEVLAAIRTVIAFGGQKKELERYNKNLEEAKRIGIKKAITANISIGAAFLLIYASYALAFWYGTTLVLSGEYSIGQVLTVFFSVLIGAFSVGQASPSIEAFANARGAAYEIFKIIDNKPSIDSYSKSGHKPDNIKGNLEFRNVHFSYPSRKEVKILKGLNLKVQSGQTVALVGNSGCGKSTTVQLMQRLYDPTEGMVSVDGQDIRTINVRFLREIIGVVSQEPVLFATTIAENIRYGRENVTMDEIEKAVKEANAYDFIMKLPHKFDTLVGERGAQLSGGQKQRIAIARALVRNPKILLLDEATSALDTESEAVVQVALDKARKGRTTIVIAHRLSTVRNADVIAGFDDGVIVEKGNHDELMKEKGIYFKLVTMQTAGNEVELENAADESKSEIDALEMSSNDSRSSLIRKRSTRRSVRGSQAQDRKLSTKEALDESIPPVSFWRIMKLNLTEWPYFVVGVFCAIINGGLQPAFAIIFSKIIGVFTRIDDPETKRQNSNLFSLLFLALGIISFITFFLQGFTFGKAGEILTKRLRYMVFRSMLRQDVSWFDDPKNTTGALTTRLANDAAQVKGAIGSRLAVITQNIANLGTGIIISFIYGWQLTLLLLAIVPIIAIAGVVEMKMLSGQALKDKKELEGSGKIATEAIENFRTVVSLTQEQKFEHMYAQSLQVPYRNSLRKAHIFGITFSFTQAMMYFSYAGCFRFGAYLVAHKLMSFEDVLLVFSAVVFGAMAVGQVSSFAPDYAKAKISAAHIIMIIEKTPLIDSYSTEGLMPNTLEGNVTFGEVVFNYPTRPDIPVLQGLSLEVKKGQTLALVGSSGCGKSTVVQLLERFYDPLAGKVLLDGKEIKRLNVQWLRAHLGIVSQEPILFDCSIAENIAYGDNSRVVSQEEIVRAAKEANIHAFIESLPNKYSTKVGDKGTQLSGGQKQRIAIARALVRQPHILLLDEATSALDTESEKVVQEALDKAREGRTCIVIAHRLSTIQNADLIVVFQNGRVKEHGTHQQLLAQKGIYFSMVSVQAGTKRQ
Gene Name ABCB1
Uniprot ID MDR1_HUMAN
KEGG Pathway hsa:5243
Protein Family ABC transporter superfamily
Protein Function
Translocates drugs and phospholipids across the membrane (PubMed:8898203, PubMed:2897240, PubMed:9038218). Catalyzes the flop of phospholipids from the cytoplasmic to the exoplasmic leaflet of the apical membrane. Participates mainly to the flop of phosphatidylcholine, phosphatidylethanolamine, beta-D-glucosylceramides and sphingomyelins (PubMed:8898203). Energy-dependent efflux pump responsible for decreased drug accumulation in multidrug-resistant cells (PubMed:2897240, PubMed:9038218).
    Click to Show/Hide
      Mechanism Description
  • Decreased clearance of Vincristine (liposome) due to the transporter inhibition by Cyclosporine 

Recommended Action
      Management Patients receiving antineoplastic agents that are known substrates of P-glycoprotein should be closely monitored for potentially increased toxicities during coadministration with cyclosporine, and their dosages adjusted as necessary.

References
1 Cowie F, Pinkerton CR "Enhanced toxicity of dactinomycin and vincristine by cyclosporine given to reverse multidrug resistance." J Clin Oncol 12 (1994): 1998-9. [PMID: 8083726]
2 Ducharme MP, Warbasse LH, Edwards DJ "Disposition of intravenous and oral cyclosporine after administration with grapefruit juice." Clin Pharmacol Ther 57 (1995): 485-91. [PMID: 7768070]
3 Min DI, Ku YM, Perry PJ, Ukah FO, Ashton K, Martin MF, Hunsicker LG "Effect of grapefruit juice on cyclosporine pharmacokinetics in renal transplant patients." Transplantation 62 (1996): 123-5. [PMID: 8693526]