Cyclic amino acid derivatives useful as pharmaceutical agents

摘要

Pro-drug compounds of the formula (I) or (II) and compositions containing them are provided that when administered to humans or other mammals provide an increased duration of active compound in the plasma compared to compounds of corresponding structure in which labile groups are not present. In the above formulae n, P, Q, R<1>, R<2 >and R<3 >are as defined in the specification. The compounds may be used to treat a range of neurological conditions, e.g. epilepsy or pain.