| abstract |
New pyrrolidone compounds of the formula: <IMAGE> in which: R is OR'', SR'' or N (R3R4) R' is optionally substituted alkyl or aryl, and the carbon in the 5-position of the pyrrolidone ring, which is substituted by CH2R has the R or S configuration. These new compounds and their physiologically tolerable salts may be used therapeutically especially in the treatment of asthenias, ischaemic syndromes and nervous disorders associated with normal or pathological ageing. |