INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450

Herbal remedies are often used concomitantly with prescribed medication, which leads to an increase in the potential of herb-drug interactions. Orthosiphon stamineus is one of the popular herbal preparations that is traditionally used, especially as a diuretic or for the elimination of kidney stones...

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Main Authors: Purwantiningsih, Abas Hj Hussin
Format: Article
Language:English
Published: Universitas Gadjah Mada 2014-10-01
Series:Indonesian Journal of Pharmacy
Subjects:
Online Access:http://indonesianjpharm.farmasi.ugm.ac.id/index.php/3/article/view/272
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author Purwantiningsih
Abas Hj Hussin
author_facet Purwantiningsih
Abas Hj Hussin
author_sort Purwantiningsih
collection DOAJ
description Herbal remedies are often used concomitantly with prescribed medication, which leads to an increase in the potential of herb-drug interactions. Orthosiphon stamineus is one of the popular herbal preparations that is traditionally used, especially as a diuretic or for the elimination of kidney stones. The inhibitory effect of O. stamineus extract on human cytochrome P450 isoforms, namely CYP1A2, CYP3A4, CYP2C9 and CYP2D6, has been determined using luminescent methods. The final concentrations of O. stamineus extract tested were 0.01, 0.1, 1, 10, 100 and 1000µg/mL. IC50 value was used to assess the modulation potencies for each CYP isoform. The extract showed a moderate inhibition towards CYP2C9 with the IC50 of 20.12µg/mL and showed IC50 of 49.90, 89.24 and 97.82µg/mL for CYP1A2, CYP2D6 and CYP3A4, respectively. These data suggest that O. stamineus extract may potentiate the herb-drug interaction via CYP inhibition.
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spelling doaj.art-9900bd8a468246f8a0c16c2cdc5519b12022-12-21T16:54:09ZengUniversitas Gadjah MadaIndonesian Journal of Pharmacy2338-94272338-94862014-10-0125423023610.14499/indonesianjpharm25iss4pp230INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450Purwantiningsih0Abas Hj Hussin1Dept of Pharmacology and Clinical Pharmacy, Faculty of Pharmacy, Gadjah Mada University, Skip Utara, 55281, Yogyakarta, IndonesiaCentre for Drug Research, Universiti Sains Malaysia, 11800, Penang, MalaysiaHerbal remedies are often used concomitantly with prescribed medication, which leads to an increase in the potential of herb-drug interactions. Orthosiphon stamineus is one of the popular herbal preparations that is traditionally used, especially as a diuretic or for the elimination of kidney stones. The inhibitory effect of O. stamineus extract on human cytochrome P450 isoforms, namely CYP1A2, CYP3A4, CYP2C9 and CYP2D6, has been determined using luminescent methods. The final concentrations of O. stamineus extract tested were 0.01, 0.1, 1, 10, 100 and 1000µg/mL. IC50 value was used to assess the modulation potencies for each CYP isoform. The extract showed a moderate inhibition towards CYP2C9 with the IC50 of 20.12µg/mL and showed IC50 of 49.90, 89.24 and 97.82µg/mL for CYP1A2, CYP2D6 and CYP3A4, respectively. These data suggest that O. stamineus extract may potentiate the herb-drug interaction via CYP inhibition.http://indonesianjpharm.farmasi.ugm.ac.id/index.php/3/article/view/272Orthosiphon stamineusinhibitory effectCYP isoform
spellingShingle Purwantiningsih
Abas Hj Hussin
INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
Indonesian Journal of Pharmacy
Orthosiphon stamineus
inhibitory effect
CYP isoform
title INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
title_full INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
title_fullStr INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
title_full_unstemmed INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
title_short INTERACTION STUDY: THE EFFECT OF ORTHOSIPHON STAMINEUS EXTRACT ON HUMAN CYTOCHROME P450
title_sort interaction study the effect of orthosiphon stamineus extract on human cytochrome p450
topic Orthosiphon stamineus
inhibitory effect
CYP isoform
url http://indonesianjpharm.farmasi.ugm.ac.id/index.php/3/article/view/272
work_keys_str_mv AT purwantiningsih interactionstudytheeffectoforthosiphonstamineusextractonhumancytochromep450
AT abashjhussin interactionstudytheeffectoforthosiphonstamineusextractonhumancytochromep450