Deoxyshikonin reversibly inhibits cytochrome P450 2B6

  • Ju Hyun Kim
  • , Su Min Choi
  • , Riya Shreatha
  • , Gil Saeng Jeong
  • , Tae Cheon Jeong
  • , Sangkyu Lee

Research output: Contribution to journalArticlepeer-review

Abstract

Deoxyshikonin, a natural shikonin derivative, is the major component of Lithospermum erythrorhizon and exhibits various pharmacological effects such as lymphangiogenetic, antibacterial, wound healing, and anticancer effects. To investigate the herb–drug interaction potential associated with deoxyshikonin, the inhibitory effects of deoxyshikonin on eight major cytochrome P450 (CYP) enzymes were examined using cocktail substrate-incubated human liver microsomes. Deoxyshikonin strongly inhibited CYP2B6-catalyzed bupropion hydroxylation, with a Ki value of 3.5 μM, and the inhibition was confirmed using purified human CYP2B6. The inhibition was reversible because the inhibitory effect of deoxyshikonin was not dependent on the preincubation time. The results indicated that deoxyshikonin-induced drug–drug interaction should be considered when any herb containing deoxyshikonin is used for conventional medications.

Original languageEnglish
Pages (from-to)221-225
Number of pages5
JournalBiopharmaceutics and Drug Disposition
Volume41
Issue number4-5
DOIs
StatePublished - 1 Apr 2020
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • cytochrome P450 2B6
  • deoxyshikonin
  • herb–drug interaction
  • reversible inhibition

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