Publications by authors named "Ivana Cajic"

A prospective study was carried out at the Zagreb University Hospital Centre to evaluate the relationship between epilepsy, antiepileptic drugs (AEDs) and quality of life (QoL) in patients with epilepsy (PE), and its association with depressive symptoms and sexual dysfunction (SD). QoL was assessed by use of the Quality of Life in Epilepsy-31 Inventory (QOLIE-31), SD by the Arizona Sexual Experiences Scale (ASEX), and depressive symptoms by the Hamilton Rating Scale for Depression (HAM-D17). The study included 108 PE (women 63% and men 37% men), mean age 39.

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Aims: To investigate the impact of glucuronidation enzyme (UGT1A4*3 142T>G, UGT1A4*2 70C>A, UGT2B7 -161C>T) and transporter (MDR1/ABCB1 1236C>T, ABCG2 421C>A) polymorphisms on steady-state disposition of lamotrigine and on the lamotrigine-valproate interaction.

Methods: Adults with epilepsy on lamotrigine monotherapy (n = 131) or lamotrigine + valproate treatment (n = 74) were genotyped and steady-state lamotrigine and valproate morning troughs were determined as a part of routine therapeutic drug monitoring.

Results: No effect of UGT and MDR1/ABCB1 polymorphisms was observed.

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Aim: To estimate the effect size of concomitant antiepileptic therapy on the concentrations of lamotrigine, a drug often prescribed in combination with other antiepileptic drugs (AED), which can act as enzyme inducers or inhibitors.

Methods: A total of 304 patients with epilepsy, aged 18-70 years, were divided into a lamotrigine monotherapy group and groups receiving lamotrigine with AEDs that act as enzyme inducers, enzyme inhibitors, or both. We compared lamotrigine monotherapy serum concentrations with those where lamotrigine was administered with a metabolic inhibitor valproate, metabolic inducers carbamazepine, oxcarbazepine, phenobarbital, phenytoin, or topiramate, and both an inducer and an inhibitor.

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