An update on CYP2C9 polymorphisms and phenytoin metabolism: implications for adverse effects

WC Chang, SI Hung, BC Carleton… - Expert Opinion on Drug …, 2020 - Taylor & Francis
Phenytoin is a frequently used drug treatment for epilepsy. Genetic polymorphisms in the
metabolism of phenytoin… These data suggest that CYP2C9*3 has a significant functional impact

A Meta-Analysis of Effects of Cyp2C9 and Cyp2C19 Polymorphisms on Phenytoin Pharmacokinetic Parameters

J Kanjanasilp, R Sawangjit, S Phanthaisong… - …, 2021 - Taylor & Francis
… levels of phenytoin lead to uncontrolled seizures, while high … the effect of CYP2C9 and
CYP2C19 polymorphism on … on prescribing practice and improving treatment decisions, patient …

Association between CYP2C9 and CYP2C19 Polymorphism, Metabolism, and Neurotoxicity after Administration of Phenytoin: A Systematic Review

R Mardhiani, Y Harahap… - … : Jurnal Kesehatan dan …, 2023 - journal.ubaya.ac.id
… following phenytoin administration in epilepsy patients. Based … the duration of treatment of
focal seizures using phenytoin [24]. … CYP2C9 polymorphism has a significant effect on serum …

Assessing the clinical impact of CYP2C9 pharmacogenetic variation on phenytoin prescribing practice and patient response in an integrated health system

AE Fohner, DK Ranatunga, KK Thai… - Pharmacogenetics …, 2019 - journals.lww.com
… for phenytoin treatment, and classified these reasons into seizure (ie, all types of epilepsy
or chronic seizure) or … The effect of genetic polymorphism of cytochrome P450 CYP2C9 on …

… between the rs1799853 and rs1057910 polymorphisms of CYP2C9, the rs4244285 polymorphism of CYP2C19 and the prevalence rates of drug-resistant epilepsy in …

M Makowska, B Smolarz, M Bryś, E Forma… - International Journal …, 2021 - Taylor & Francis
… , an impact of the CYP2C9 and CYP2C19 polymorphisms on phenytoin was noticeable. …
The studies, which involved patients, chronically treated with phenytoin, in whom, at least …

Gephyrin and CYP2C9 Genetic Polymorphisms in Patients with Pharmacoresistant Epilepsy

HN El-Tallawy, S Abuhamdah, AY Nassar… - Pharmacogenomics …, 2021 - Taylor & Francis
polymorphism affecting CYP2C9 “rs12782374G/A” in the same population to detect the effect
… metabolism, a variation in this gene can reduce phenytoin metabolism, increasing the risk …

[HTML][HTML] Genetic abnormality of cytochrome-P2C9* 3 allele predisposes to epilepsy and phenytoin-induced adverse drug reactions: genotyping findings of cytochrome …

VK Garg, Supriya, R Shree, A Prakash, A Takkar… - Future Journal of …, 2022 - Springer
polymorphism in genes coding for CYP2C9 and CYP2C19 in … DPH) form the mainstay of
treating epilepsy, which is a serious … to determine the influence of presence of CYP2C9*3 allele …

CYP2C9 (*2&*3) and CYP2C19 (*2&*3) polymorphisms among children with nonlesional epilepsy: a single-center study

S Eltalal, M El Ayouty, A El-Said, Y Wahba - Acta Neurologica Belgica, 2021 - Springer
… Moreover, our findings open the gate for personalized antiepileptic therapy according to
the pattern of CYP2C9 genotypes/alleles [31]. In contrast to our results, Lakhan et al. studied …

[HTML][HTML] CYP2C9 polymorphisms are associated with phenytoin toxicity in South-Indian epileptic patients

RR Reddigari, SVN Prasad, V Bhuma… - Journal of Dr. NTR …, 2020 - journals.lww.com
phenytoin therapy.[ 12 13 ] In the current study, we sought to study the association of CYP2C9*2
and CYP2C9*3 polymorphism … in 4 patients, dermatological side effect in 4 cases, and …

Pharmacogenetics and the treatment of epilepsy: what do we know?

N Božina, IŠ Sporiš, T Božina… - …, 2019 - Taylor & Francis
CYP2C9*3 polymorphism was found to be associated with serious cutaneous ADRs (cADRs)
induced by phenytoin … Plasma PB levels were not influenced by C3435T polymorphism, but …