May 30, 2017
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Oxtellar XR

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Oxtellar XR

(oxcarbazepine) Extended-Release Tablets


Oxtellar XR® is an antiepileptic drug (AED). Oxtellar XR® extended-release tablets contain oxcarbazepine for once-a-day oral administration.

Oxcarbazepine is 10,11-Dihydro-10-oxo-5H-dibenz[b,f]-azepine-5-carboxamide, and its structural formula is

OXTELLAR XR (oxcarbazepine) Structural Formula Illustration

Oxcarbazepine is off-white to yellow crystalline powder.

Oxcarbazepine is sparingly soluble in chloroform (30-100 g/L). In aqueous media over pH range 1 to 8, oxcarbazepine is practically insoluble and its solubility is 40 mg/L (0.04 g/L) at pH 7.0, 25°C. The molecular formula is C15H12N2O2 and its molecular weight is 252.27.

Oxtellar XR® tablets contain the following inactive ingredients: colloidal silicon dioxide, hypromellose, yellow iron oxide (150 mg, 300 mg tablets only), red iron oxide (300 mg, 600 mg tablets only), black iron oxide (300 mg tablet only), magnesium stearate, methacrylic acid copolymer, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, povidone, sodium lauryl sulfate, talc, and titanium dioxide. Each tablet is printed on one side with edible black ink.

Last reviewed on RxList: 12/28/2015
This monograph has been modified to include the generic and brand name in many instances.

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