Keppra Xr

Keppra Xr

Keppra Xr Recall

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Questions & Answers

Side Effects & Adverse Reactions

There is currently no warning information available for this product. We apologize for any inconvenience.

Legal Issues

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FDA Safety Alerts

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Manufacturer Warnings

There is currently no manufacturer warning information available for this drug.

FDA Labeling Changes

There are currently no FDA labeling changes available for this drug.

Uses

KEPPRA XR® is indicated as adjunctive therapy in the treatment of partial onset seizures in patients ≥16 years of age with epilepsy.

History

There is currently no drug history available for this drug.

Other Information

KEPPRA XR is an antiepileptic drug available as 500 mg and 750 mg (white) extended-release tablets for oral administration.

The chemical name of levetiracetam, a single enantiomer, is (-)-(S)-α-ethyl-2-oxo-1-pyrrolidine acetamide, its molecular formula is C8H14N2O2 and its molecular weight is 170.21. Levetiracetam is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula:

Chemical Structure

Levetiracetam is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (104.0 g/100 mL). It is freely soluble in chloroform (65.3 g/100 mL) and in methanol (53.6 g/100 mL), soluble in ethanol (16.5 g/100 mL), sparingly soluble in acetonitrile (5.7 g/100 mL) and practically insoluble in n-hexane. (Solubility limits are expressed as g/100 mL solvent.)

KEPPRA XR tablets contain the labeled amount of levetiracetam. Inactive ingredients: colloidal anhydrous silica, hypromellose, magnesium stearate, polyethylene glycol 6000, polyvinyl alcohol-partially hydrolyzed, titanium dioxide (E171), Macrogol/PEG3350, and talc. The imprinting ink contains shellac, FD&C Red #40, n-butyl alcohol, propylene glycol, titanium dioxide, ethanol, and methanol.

Keppra Xr Manufacturers


  • Rxpak Division Of Mckesson Corporation
    Keppra Xr (Levetiracetam) Tablet, Film Coated, Extended Release [Rxpak Division Of Mckesson Corporation]
  • Ucb, Inc.
    Keppra Xr (Levetiracetam) Tablet, Film Coated, Extended Release [Ucb, Inc.]

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