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Tolerability in Adult Patients
Tolerability in Adult Patients

Proven seizure control with the tolerability benefits patients need

The most commonly observed (>5%) adverse experiences seen in association with LAMICTAL during adjunctive therapy in adults with partial seizures and not seen at an equivalent frequency among placebo-treated patients were: dizziness, ataxia, somnolence, headache, diplopia, blurred vision, nausea, vomiting, and rash.* Dizziness, diplopia, ataxia, blurred vision, nausea, and vomiting were dose related.1

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Adverse events occurring in >10% of patients reported during the monotherapy phase were lower when compared to those reported in the polytherapy phase.2

Overall, the rate of reported CNS adverse events was lower in patients taking LAMICTAL following conversion to monotherapy from the most commonly used AEDs.2-4

*Adverse events occurring in > 10% of patients in either the group receiving LAMICTAL or the valproate 1000 mg/day control group. If a patient's adverse event was reported during both the transition period and the monotherapy period, it is reported in both columns.
Includes rash, erythema multiforme, maculopapular rash, urticaria, Stevens Johnson syndrome, and vesiculobullous rash.


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References: 1. Matsuo F, Bergen D, Faught E, et al. Placebo-controlled study of the efficacy and safety of lamotrigine in patients with partial seizures. Neurology. 1993;43:2284-2291. 2. Gilliam F, Vazquez B, Sackellares JC, et al. An active-control trial of lamotrigine monotherapy for partial seizures. Neurology. 1998;51:1018-1025. 3. Data on file, GlaxoSmithKline. 4. Physician Drug & Diagnosis Audit (PDDA) and Vector One: National (VONA) from Verispan, LLC, December 2003-November 2004.


LAMOTRIGINE PREGNANCY REGISTRY
Learn more about the importance of pregnancy registries and the need for further knowledge of AED safety.


Safety and effectiveness of LAMICTAL have not been established 1) as initial monotherapy, 2) for conversion to monotherapy from AEDs other than carbamazepine, phenytoin, phenobarbital, primidone, or valproate, or 3) for simultaneous conversion to monotherapy from 2 or more concomitant AEDs
Important Safety Information
Serious rashes requiring hospitalization and discontinuation of treatment have been reported in association with the use of LAMICTAL, some of which have included Stevens-Johnson syndrome
— Epilepsy clinical trials: The incidence of these rashes is approximately 0.8% (8/1000) in pediatric patients (age <16 years) receiving LAMICTAL as adjunctive therapy for epilepsy and 0.3% (3/1000) in adults on adjunctive therapy for epilepsy. In a prospectively followed cohort of 1983 pediatric patients with epilepsy taking adjunctive LAMICTAL, there was 1 rash-related death
— Mood disorders: In clinical trials of bipolar and other mood disorders, the incidence of these rashes was 0.08% (0.8/1000) in adults receiving LAMICTAL as initial monotherapy and 0.13% (1.3/1000) in adult patients receiving LAMICTAL as adjunctive therapy
In worldwide postmarketing experience, rare cases of toxic epidermal necrolysis and/or rash-related death have been reported in adult and pediatric patients, but their numbers are too few to permit a precise estimate of the rate
Hypersensitivity reactions, some fatal or life-threatening, have occurred in association with the use of LAMICTAL. It is important to note that early manifestations of hypersensitivity (eg, fever, lymphadenopathy) may be present even though a rash is not evident. If such signs or symptoms are present, the patient should be evaluated immediately, and LAMICTAL should be discontinued if an alternative etiology cannot be established
Prior to initiation of treatment with LAMICTAL, the patient should be instructed that a rash or other signs or symptoms of hypersensitivity (eg, fever, lymphadenopathy) may herald a serious medical event and that the patient should report any such occurrence to a physician immediately
To avoid an increased risk of rash, the recommended initial dose and subsequent dose escalations of LAMICTAL should not be exceeded
LAMICTAL should ordinarily be discontinued at the first sign of rash, unless the rash is clearly not drug-related

Complete Prescribing Information for LAMICTAL® (lamotrigine) Tablets


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