ID Natural Product Investigated Study Name Number of Experiments Status
NPDI-yvZDKA Green Tea Green tea (Camellia sinensis) extract does not alter cytochrome P450 3A4 or 2D6 activity in healthy volunteers. 2
NPDI-RTaSkA Green Tea Inhibitory effects of various beverages on ritodrine sulfation by recombinant human sulfotransferase isoforms SULT1A1 and SULT1A3 4
NPDI-aujB5A Green Tea Effects of green tea catechins on cytochrome P450 2B6, 2C8, 2C19, 2D6 and 3A activities in human liver and intestinal microsomes 12
NPDI-zg6Npw Green Tea Inhibitory effects of commonly used herbal extracts on UDP-glucuronosyltransferase 1A4, 1A6, and 1A9 enzyme activities 3
NPDI-S1YNJQ Green Tea Inhibitory effects of commonly used herbal extracts on UGT1A1 enzyme activity. 1
NPDI-6yhsoA Green Tea Effects of repeated green tea catechin administration on human cytochrome P450 activity. 4
NPDI-OeAReg Green Tea Identification of Intestinal UDP-Glucuronosyltransferase Inhibitors in Green Tea (Camellia sinensis) Using a Biochemometric Approach: Application to Raloxifene as a Test Drug via In Vitro to In Vivo Extrapolation 24
NPDI-dCfz1g Green Tea Inhibition by green tea catechins of metabolic activation of procarcinogens by human cytochrome P450 13
NPDI-Algmhw Kratom In vitro evaluation of cytochrome P450 induction and the inhibition potential of mitragynine, a stimulant alkaloid 8
NPDI-FfN_4A Kratom Evaluation of the Effects of Mitragyna speciosa Alkaloid Extract on Cytochrome P450 Enzymes Using a High Throughput Assay 4
NPDI-5XFThQ Goldenseal Repeated administration of berberine inhibits cytochromes P450 in humans 5
NPDI-twVQgQ Goldenseal Supplementation With Goldenseal (Hydrastis canadensis), but not Kava Kava (Piper methysticum), Inhibits Human CYP3A Activity In Vivo 1
NPDI-yBr48Q Goldenseal The Effects of Berberine on the Pharmacokinetics of Ciclosporin A in Healthy Volunteers 2
NPDI-ftEv0g Goldenseal In vivo effects of goldenseal, kava kava, black cohosh, and valerian on human cytochrome P450 1A2, 2D6, 2E1, and 3A4 phenotypes 4
NPDI-fLne_g Goldenseal Influence of Goldenseal Root on the Pharmacokinetics of Indinavir 1
NPDI-SPpDlg Goldenseal Enzyme-inducing effects of berberine on cytochrome P450 1A2 in vitro and in vivo 2
NPDI-Tq41aQ Goldenseal In Vivo and in Vitro Study on Drug-Drug Interaction of Lovastatin and Berberine from Pharmacokinetic and HepG2 Cell Metabolism Studies 1
NPDI-EngCtg Cannabis L. Medicinal Cannabis Does Not Influence the Clinical Pharmacokinetics of Irinotecan and Docetaxel 2
NPDI-Z6vbAA Cannabis L. Characterization of the structural determinants required for potent mechanism-based inhibition of human cytochrome P450 1A1 by cannabidiol 4
NPDI-jEZ9Ng Goldenseal Differential inhibition of CYP1-catalyzed regioselective hydroxylation of estradiol by berberine and its oxidative metabolites 2
NPDI-4zmpGg Goldenseal Time-Dependent Inhibition of CYP2C19 by Isoquinoline Alkaloids: In Vitro and In Silico Analysis 1
NPDI-CAApFQ Cannabis L. Cannabidiol Is a Potent Inhibitor of the Catalytic Activity of Cytochrome P450 2C19 18
NPDI-sUzV-g Cannabis L. Characterization of Human Hepatic and Extrahepatic UDP-Glucuronosyltransferase Enzymes Involved in the Metabolism of Classic Cannabinoids 8
NPDI-zlH6uA Cannabis L. Identification of cytochrome P450 enzymes responsible for metabolism of cannabidiol by human liver microsomes 4
NPDI-5Mf9Qw Goldenseal The Effect of Oxidation on Berberine-Mediated CYP1 Inhibition: Oxidation Behavior and Metabolite-Mediated Inhibition 4
NPDI-Ujn_7A Cannabis L. Structural requirements for potent direct inhibition of human cytochrome P450 1A1 by cannabidiol: role of pentylresorcinol moiety. 5
NPDI-JcMOhg Goldenseal Inhibitory Mechanisms of Human CYPs by Three Alkaloids Isolated from Traditional Chinese Herbs 6
NPDI-vhBMSw Cannabis L. Involvement of UDP-Glucuronosyltransferases UGT1A9 and UGT2B7 in Ethanol Glucuronidation, and Interactions with Common Drugs of Abuse 6
NPDI-vniY7Q Cannabis L. Comparison in the in vitro inhibitory effects of major phytocannabinoids and polycyclic aromatic hydrocarbons contained in marijuana smoke on cytochrome P450 2C9 activity. 15
NPDI-luckpg Goldenseal An ex vivo approach to botanical-drug interactions: A proof of concept study 5
NPDI-ieYYdA Cannabis L. Cannabidiol, a major phytocannabinoid, as a potent atypical inhibitor for CYP2D6. 12
NPDI-47DSLg Goldenseal Effects of Herbal Products and their Constituents on Human Cytochrome P4502E1 Activity 3
NPDI-iHWMgQ Cannabis L. Potent inhibition of human cytochrome P450 3A isoforms by cannabidiol: role of phenolic hydroxyl groups in the resorcinol moiety. 6
NPDI-EiXGKA Goldenseal An in vitro Evaluation of Cytochrome P450 Inhibition and P-Glycoprotein Interaction with Goldenseal, Ginkgo biloba, Grape Seed, Milk Thistle, and Ginseng Extracts and Their Constituents 25
NPDI-agZaLg Goldenseal Human Cytochrome P450 Inhibition and Metabolic-Intermediate Complex Formation By Goldenseal Extract and Its Methylenedioxyphenyl Components 12
NPDI-VYyv-A Cannabis L. Characterization of major phytocannabinoids, cannabidiol and cannabinol, as isoform-selective and potent inhibitors of human CYP1 enzymes 9
NPDI-pHkLHA Goldenseal An in vitro evaluation of human cytochrome P450 3A4 inhibition by selected commercial herbal extracts and tinctures 1
NPDI-4xNSSg Kratom Evaluation of In Vitro Absorption, Distribution, Metabolism, and Excretion (ADME) Properties of Mitragynine, 7-Hydroxymitragynine, and Mitraphylline 8
NPDI-K89fCg Green Tea Phase I pharmacokinetic study of tea polyphenols following single-dose administration of epigallocatechin gallate and polyphenon E. 8
NPDI-BvR0Pw Cannabis L. Pharmacological Effects of Cannabinoids on the Caco-2 Cell Culture Model of Intestinal Permeability 2
NPDI-UXOaUA Cannabis L. A phase I study to assess the effect of food on the single dose bioavailability of the THC/CBD oromucosal spray 6
NPDI-SiYA_A Cannabis L. Drug Approval Package: Epidiolex (Cannabidiol) 14
NPDI-cM9pfg Cannabis L. The effects of cannabinoids on P-glycoprotein transport and expression in multidrug resistant cells. 6
NPDI-7LwuzA Green Tea Inhibitory Effects of Green Tea and (-)-Epigallocatechin Gallate on Transport by OATP1B1, OATP1B3, OCT1, OCT2, MATE1, MATE2-K and P-Glycoprotein 18
NPDI-utgZiA Green Tea Plasma pharmacokinetics of catechin metabolite 4'-O-Me-EGC in healthy humans 1
NPDI-xYeUJQ Cannabis L. Influence of cannabidiol on secobarbital effects and plasma kinetics 3
NPDI-l0yevQ Cannabis L. CB2 and TRPV1 receptors mediate cannabinoid actions on MDR1 expression in multidrug resistant cells 2
NPDI-rmRb0A Goldenseal Effects of berberine on the blood concentration of cyclosporin A in renal transplanted recipients: clinical and pharmacokinetic study 2
NPDI--2FOpA Green Tea Pharmacokinetics and Safety of Green Tea Polyphenols after Multiple-Dose Administration of Epigallocatechin Gallate and Polyphenon E in Healthy Individuals 1
NPDI-euNEwQ Cannabis L. Cannabidiol enhances xenobiotic permeability through the human placental barrier by direct inhibition of breast cancer resistance protein: an ex vivo study. 3
NPDI-m-U3YQ Cannabis L. The multidrug transporter ABCG2 (BCRP) is inhibited by plant-derived cannabinoids. 3
NPDI-rRRoQw Goldenseal Inhibition of organic cation transporter 2 and 3 may be involved in the mechanism of the antidepressant-like action of berberine 3
NPDI--aO6Bw Goldenseal Identification of novel dietary phytochemicals inhibiting the efflux transporter breast cancer resistance protein (BCRP/ABCG2) 2
NPDI-ZfxNfg Goldenseal Vectorial transport of the plant alkaloid berberine by double-transfected cells expressing the human organic cation transporter 1 (OCT1, SLC22A1) and the efflux pump MDR1 P-glycoprotein (ABCB1) 3
NPDI-Yknaag Kratom P-glycoprotein interactions of novel psychoactive substances – Stimulation of ATP consumption and transport across Caco-2 monolayers 1
NPDI-vQCHYg Kratom Characterization of Kratom material 1
NPDI-qOTUkQ Cannabis L. The effects of cannabinoids on the pharmacokinetics of indinavir and nelfinavir 2
NPDI-ZqVOgw Cannabis L. Interaction between naltrexone and oral THC in heavy marijuana smokers 1
NPDI-uO_CeA Goldenseal Inhibition of P-Glycoprotein by HIV Protease Inhibitors Increases Intracellular Accumulation of Berberine in Murine and Human Macrophages 3
NPDI-FhBdoQ Cannabis L. Interaction of drugs of abuse and maintenance treatments with human P-glycoprotein (ABCB1) and breast cancer resistance protein (ABCG2). 2
NPDI-dBrDOg Goldenseal Human MDR1 and MRP1 Recognize Berberine as Their Transport Substrate 1
NPDI-UC_DUA Green Tea Blood and Urine Levels of Tea Catechins after Ingestion of Different Amounts of Green Tea by Human Volunteers 3
NPDI-8lgFiA Cannabis L. Interaction between Marihuana and Ethanol: Effects on Psychomotor Performance 3
NPDI-Em0b2g Goldenseal Goldenseal Characterization of Material 1
NPDI-Szj4NQ Green Tea Green tea ingestion greatly reduces plasma concentrations of nadolol in healthy subjects. 3
NPDI-XM-YzA Green Tea Green Tea Characterization of Material 1
NPDI-hKjwcg Goldenseal Organic anion-transporting polypeptides contribute to the hepatic uptake of berberine 2
NPDI-gTt8Dw Cannabis L. Safety and pharmacokinetics of oral cannabidiol when administered concomitantly with intravenous fentanyl in humans 1
NPDI-UaGLOg Cannabis L. Characterization of P-glycoprotein Inhibition by Major Cannabinoids from Marijuana 1
NPDI-C-vzvw Goldenseal Poor permeability and absorption affect the activity of four alkaloids from Coptis 2
NPDI-rREhEQ Goldenseal Tetrandrine Potentiates the Hypoglycemic Efficacy of Berberine by Inhibiting P-Glycoprotein Function 1
NPDI-Asg_wA Cannabis L. Does olanzapine inhibit the psychomimetic effects of Δ9-tetrahydrocannabinol? 1