Levetiracetamdrug info

Levetiracetam extended-release tablet USP 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 C 8 H 14 N 2 O 2 and its molecular weight is 170.21. Levetiracetam is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: 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 extended-release tablets USP contain the labeled amount of levetiracetam.

Inactive ingredients: colloidal silicon dioxide, dibasic calcium phosphate anhydrous, hydrogenated vegetable oil, hypromellose, lactose anhydrous, magnesium stearate, polyvinyl alcohol, polyethylene glycol, talc and titanium dioxide. The imprinting ink contains shellac, iron oxide black and propylene glycol. The medication is combined with a drug release controlling agent that provides a drug release at a controlled rate. The biologically inert components of the tablet may occasionally remain intact during GI transit and will be eliminated in the feces as a soft, hydrated mass. Molecular Structure-Levetiracetam