SPL Set ID: cd5ebc7a-8d5b-46b4-ad9b-e4a25fa3e26c
1 drug(s) with this SPL Set ID
Vigabatrin, USP is an oral antiepileptic drug and is available as a white to off-white granular powder for oral solution in packets of 500 mg. The chemical name of vigabatrin USP, a racemate consisting of two enantiomers, is (±) 4-amino-5-hexenoic acid. The molecular formula is C 6 H 11 NO 2 and the molecular weight is 129.16. It has the following structural formula: Vigabatrin, USP is a white or almost white powder which is freely soluble in water and slightly soluble in methanol. The pH of a 1% aqueous solution is about 6.9. The n-octanol/water partition coefficient of vigabatrin, USP is about 0.011 (log P=- 1.96) at physiologic pH. Vigabatrin, USP melts with decomposition in a 3-degree range within the temperature interval of 171°C to 176°C. The dissociation constants (pKa) of vigabatrin, USP are 4 and 9.7 at room temperature (25°C). Vigabatrin for oral solution, USP is available as a white to off-white granular powder. Each packet contains 500 mg of vigabatrin, USP. The inactive ingredient is povidone. Image