Oxiracetam is nootropic agent of the racetam family, a cyclic derivative of γ-aminobutyric acid (GABA) the chief inhibitory neurotransmitter in mammals. It has been shown to improve memory and learning in mouse models. In pharma, it is used as a racemic mixture of (S)-oxiracetam and (R)-oxiracetam, the pharmacological activity is mainly associated with one enantiomer, (S)-oxiracetam. Oxiracetam is slightly soluble in water and DMSO but is practically insoluble in ethanol.
