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Lepixa 500: Each Film-coated Tablet contains: Levetiracetam 500 mg or 1g.
Lepixa 1000: Each Film-coated Tablet contains: Levetiracetam 1g.
Lepixa: Oral solution: White to off-white crystalline with a faint odor and a bitter taste.
Each mL contains 100 mg.
Levetiracetam is an antiepileptic drug available as grape-flavored liquid (100 mg/mL) for oral administration.
Levetiracetam Oral Solution contains the labeled amount of levetiracetam.
Solution for injection: Levetiracetam injection is an antiepileptic drug available as a clear, colorless, sterile solution (100 mg/mL) for intravenous administration.
The chemical name of levetiracetam, a single enantiomer, is (-)-(S)-(-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).
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.)
Levetiracetam injection contains 100 mg of levetiracetam per mL. It is supplied in single-use 5 mL vials containing 500 mg levetiracetam, water for injection, 45 mg sodium chloride, and buffered at approximately pH 5.5 with glacial acetic acid and 8.2 mg sodium trihydrate. Levetiracetam injection must be diluted prior to intravenous infusion [see Preparation and Administration under Dosage & Administration].
Excipients/Inactive ingredients: Lepixa: Oral solution: Sodium citrate, citric acid monohydrate, methyl parahydroxybenzoate, propyl parahydroxybenzoate, ammonium glycyrrhizate, glycerol, maltitol liquid, acesulfame potassium, ART grape flavour, purified water.
