Inhibition of Human Cytochrome P450 Enzymes by Allergen Removed Rhus verniciflua Stoke Standardized Extract and Constituents

Table 1

The IC₅₀ values of the aRVS extract, fustin, and fisetin (μg/mL).

	aRVS	Fustin	Fisetin
CYP1A2	10.0	4930.0	0.46
CYP2C9	<0.001	540.2	5.4
CYP2C19	9.68	64.3	<0.001
CYP2D6	503.3	5346.1	46.8
CYP3A4	391.8	463.0	309.0