Clinical Trials About "Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6" RSS

04:50 EDT 23rd March 2019 | BioPortfolio

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We have published hundreds of Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6 news stories on BioPortfolio along with dozens of Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6 Clinical Trials and PubMed Articles about Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6 for you to read. In addition to the medical data, news and clinical trials, BioPortfolio also has a large collection of Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6 Companies in our database. You can also find out about relevant Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6 Drugs and Medications on this site too.

Showing "Stereoselective Ketamine Metabolism Genetic Variants Cytochrome P450 CYP2B6" Clinical Trials 1–25 of 6,000+

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The Impact of Cytochrome P450 Abnormalities in Patients With Delirium.

Objectives: 1. To examine whether patients with delirium have higher prevalence of cytochrome-P450 abnormalities compared to patients without delirium. 2. To examine whether the severity of delirium is related to a specific cytochrome P450 genotype. 3. To examine the persistence of delirium at 6-8 weeks stratified by presence of cytochrome p450 abnormalities 4. To examine whether delirium persistence is impacted by types of medications adm...

Development of Cocktail for Measuring the Activity of Important Cytochrome P450 Enzymes

The Cytochrome P450 enzymes are responsible for the metabolism of a wide range of drugs and other xenobiotics. Genetic variants of the encoding P450 genes have shown to influence the rate of metabolism of many clinically used drugs. The drugs tramadol, omeprazole, losartan, quinidine and caffeine reflect the activity of CYP2D6 (tramadol), CYP2C19 (omeprazole), CYP2C9 (losartan), CYP1A2 (caffeine) and CYP3A4/5 (quinidine). The aim of the study is to investigate if the c...

CYP2D6 Screening for Adverse Drug Reactions to Codeine in Breast Milk

The purpose of this study is to determine if non-invasive salivary genetic screening of breastfeeding mothers taking codeine will allow for the successful identification of mother-infant pairs susceptible to adverse events and to prevent these adverse events by personalizing their medication to their genetics.

Polymorphic Effects of Cytochrome P450 3A5 on Pharmacokinetics of Maraviroc and Its Metabolites

The purpose of this study is to evaluate the influence of genetic polymorphism of cytochrome P450 3A5 on pharmacokinetics of maraviroc and its oxidative metabolites

A Study to Evaluate the Effect of Oral Doses of JNJ-54175446 on the Inhibition of Cytochrome P450 CYP3A4, CYP2C9, CYP1A2 and CYP2D6 Activity and the Induction of CYP2B6 and CYP2C19 Activity Using a Multiple Probe Substrate Cocktail in Healthy Subjects

The main purpose of this study is to determine the potential inhibitory/inducing effects of JNJ-54175446 after single and repeated dosing on the single-dose pharmacokinetics (PK) of a cocktail, containing selective probes of cytochrome P450 (CYP) enzymes (CYP3A4/A5, CYP2C9, CYP1A2, CYP2D6, CYP2B6, and CYP2C19) in healthy adult subjects.

Drug Interaction Study Between AZD3480 and Cytochrome P450

The purpose of the study is to evaluate if AZD3480 inhibits Cytochrome P450 1A2, 2C19, 3A4, 2C8, 2B6 and UGT1A1 activity.

Pharmacogenetics of Bupropion Metabolism

The aim of the investigators research is to see if variants in a particular gene (named CYP2B6) affect how the body metabolizes (breaks down) certain medications, including the drug bupropion. Bupropion is widely used in the treatment of depression and for helping people quit smoking. Genes are portions of DNA that code for particular proteins in the body. The investigators are studying the gene that codes for a protein called CYP2B6. Differences in the structure of the gene ar...

Cytochrome P450's Pharmacogenomics in Chronic Pain Patients

The use of titrated drugs is at the base of a successful antalgic treatment in order to provide both an adequate relief and a satisfactory tolerability profile. These molecules, though, have a varying degree of efficacy in different subjects due to medical and genetic reasons. The latter are mainly represented by cytochrome (CYP) P450, in particular CYP2D6's polymorphisms are responsible for the diversified metabolism of analgesics used in chronic pain treatments. Four m...

Drug & Gene Interaction Risk Analysis With & Without Genetic Testing Among Patients Undergoing MTM

This randomized controlled trial will evaluate whether the use of pharmacogenetic testing through a Medication Therapy Management (MTM) program has a beneficial impact on drug therapy problems. More specifically, cytochrome DNA testing, which provides information with regards to participant specific metabolism of medications, will be used in the evaluation of participant medication regimens. The overall aim of the project is to evaluate if the addition of genetic CYP testing to...

A Study To Test The Effect Of Apatinib On P450 Enzymes

Apatinib, an oral inhibitor of vascular endothelial growth factor receptor 2(VEGFR-2), inhibits multiple cytochrome P450 (CYP450) enzymes in vitro. This study in patients with advanced cancer evaluated the effect of Apatinib on CYP450 function by comparing the pharmacokinetics of CYP-specific probe drugs in the presence and absence of Apatinib. The probes used included Nifedipine (CYP3A specific), warfarin (CYP2C9 specific).

Pharmacokinetic Drug-drug Interaction Study of Encorafenib and Binimetinib on Probe Drugs in Patients With BRAF V600-mutant Melanoma or Other Advanced Solid Tumors

This is an open-label, 3-arm, fixed-sequence study to evaluate the effect of single and multiple oral doses of encorafenib in combination with binimetinib on the single oral dose pharmacokinetics (PK) of cytochrome P450 (CYP) enzyme probe substrates using a probe cocktail, on an organic anion-transporting polypeptide/breast cancer resistance protein (OATP/BCRP) substrate using rosuvastatin and on a CYP2B6 substrate using bupropion. The effect of multiple oral doses of the moder...

Evaluation of the Potential for Cytochrome P450 3A4 Inhibition by F901318 Using Oral Midazolam as a Probe

Open label evaluation of potential interaction of F901318 with cytochrome P450 3A4 using midazolam as a probe. Twenty healthy male subjects will participate

Bupropion Stereoselective Disposition and CYP2D6-mediated Drug Interactions in Healthy Volunteers

Primary objectives: 1. To comprehensively characterize steady state stereoselective pharmacokinetics of bupropion and its primary and secondary metabolites in healthy volunteers 2. To prospectively determine the time course (onset), extent and offset of CYP2D6 inhibition in relation to the pharmacokinetic profiles of bupropion and metabolites.

Ocsaar and CYP2C9 Ploymorphism, Is There a Connection Between Pharmacokinetics, Pharmacodynamics and Pharmacogenetics?

Most Angiotensin receptor blocker's (ARBs) are metabolized by cytochrome P4502C9 (CYP2C9), one of the major isoforms of the cytochrome P450 in human liver microsome. The purpose of this study is to evaluate whether CYP2C9 polymorphism has a significant clinical influence on the blood pressure lowering effect of losartan and valsartan. Weather there is a genetic importance in choosing the right ARB for the right patient.

A Genotype Stratification Study for Pharmacokinetics and Pharmacodynamics of Amitriptyline in Healthy Male Subjects

A total of 24 healthy Korean male subjects will receive a single oral dose of amitriptyline, 25 mg. Subjects will be enrolled in this study based on their cytochrome P450 2D6 and cytochrome P450 2C19 genotypes, and serial blood sampling will be done for plasma concentrations of amitriptyline, nortriptyline, and their metabolites. Various pharmacodynamic markers related to the adverse event of amitriptyline will be measured serially during the study.

Influence of Diabetes on Tramadol Pharmacokinetics

This study aimed to investigate the influence of uncontrolled type 1 and type 2 diabetes mellitus (DM) on the kinetic disposition, metabolism and pharmacokinetics-pharmacodynamics of tramadol enantiomers in patients with neuropathic pain. Thus, nondiabetic patients (control group, n = 12), patients with type 1 DM (n = 9), and patients with type 2 DM (n = 9), all with neuropathic pain and phenotyped as extensive metabolizers of cytochrome P450 2D6 (CYP2D6) who were treated with ...

Drug-Drug Interaction Between Colchicine and Verapamil ER

Colchicine is a substrate for both cytochrome P450 3A4 (CYP3A4) and P-glycoprotein (P-gp). Verapamil hydrochloride is a potent inhibitor of cytochrome P450 (CYP) 3A4 and P-gp. This study will evaluate the effect of multiple doses of extended-release verapamil hydrochloride (verapamil HCl ER) on the pharmacokinetic profile of a single 0.6 mg dose of colchicine. A secondary objective is to evaluate the safety and tolerability of this regimen in healthy volunteers. All study su...

Biomarkers of CYP2D6 and CYP3A4 Variability in Pediatrics

Cytochrome P450 2D6 (CYP2D6) is an important enzyme in the body for breaking down many medications that are commonly used in children of various ages. The purpose of this proposal is to investigate the relative roles of development and genetic variation in CYP2D6 activity in school-aged children and adolescents with attention deficit and hyperactivity disorder and health controls using the over-the-counter cough suppressant, dextromethorphan or "DM", a standard probe for deter...

Use of Pharmacogenetics in the Treatment of Children With Autistic Spectrum Disorders

Children with autism are often treated with psychiatric drugs. These medications have been shown to improve their language and social function, and are important in improving their quality of life. In many cases it is difficult to determine the best drug dose, and a favorable response occurs in only 30%-70% of individuals, with many children suffering significant adverse drug reactions. Pharmacogenetics is the study of the role of different genes on drug behavior. The cy...


Pharmacogenetic and Pharmacokinetics of Naproxen and Associated Naproxen-esomeprazole

The family of cytochrome P450 (CYP) is the most important drug metabolizing enzymes which contributes to the metabolism of a large proportion of drugs in humans. Some CYP450 enzymes reduce or alter the pharmacodynamic activity of many drugs and are involved in oxidative metabolism and elimination of many drugs commonly used by the population. Polymorphisms in CYP2C8 and CYP2C9 are common in different populations around the world and genetic variations in these alleles can cause...

An Open-label Drug-Drug Interaction Study to Evaluate the Effect of BCX7353 on Cytochrome P450 Enzyme Activity Using Probe Substrates

This is an open-label, single sequence study to evaluate the effect of BCX7353 on hepatic and intestinal cytochrome P450 enzymes using probe substrate drugs in healthy subjects. Pharmacokinetics of the probe substrate drugs will be measured prior to and following administration of multiple doses of BCX7353.

Study Evaluating the Effects of Food, Cytochrome P450 Inhibition and Induction on the Pharmacokinetics of CC-122

This is a phase 1 open-label 4-part study to evaluate the effect of food, cytochrome P450 inhibition and induction on the pharmacokinetics of CC 122 in healthy adult subjects. Approximately 81 subjects will be enrolled. There will be approximately 24 subjects in Part 1 and approximately 19 subjects in Parts 2, 3, and 4, respectively. Subjects may participate in 1 part only.

Identification and Characterization of Bone-related Genetic Variants in Families

Identify novel genetic variants causing skeletal dysplasia in Qatari populations and to additionally develop an understanding of how those variants influence skeletal biology at a molecular and cellular level.

Effects of LRYGB on Pharmacokinetics of Nine CYP Probe Drugs

Due to anatomical and physiological changes caused by the Roux-en-Y gastric bypass (RYGB) bariatric surgery, drug bioavailability after the surgery can be altered. Therefore, post-operative dose adjustment in these patients can be required. The aim of the study was to investigate the effects of laparoscopic Roux-en-Y gastric bypass (LRYGB) surgery on drug pharmacokinetics and cytochrome P450 (CYP) mediated metabolism using a cocktail of nine CYP probe drugs. The cocktai...

Assess the Influence of Cenobamate on the PK of Cytochrome P450 (CYP) Probe Drugs as a Means of Predicting Drug-drug Interactions

This study is aimed to investigate the influence of cenobamate on the activity of CYP3A4/5, CYP2B6, CYP2C19, and CYP2C9 by using drugs recommended by both the FDA and EMA as in vivo probes. In order to avoid a potential pharmacokinetic interaction between the probes, midazolam (CYP3A), warfarin (CYP2C9), and omeprazole (CYP2C19) will be administered together as a validated cocktail and separately from bupropion (CYP2B6) using an adequate washout time period between the 2 assess...

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