| abstract |
Compounds have the formula (I) in which the group (II) represents the radical of a natural amino acid selected from the group consisting of glycine, alanine, beta-alanine, phenylalanine, isoleucine, methionine, proline, aspartic acid and arginine ; R represents a hydrogen atom or a C1-C4 alkyl; and their acid addition salts with pharmaceutically acceptable organic or inorganic acids. These compounds are useful in the preventive and curative treatment of pathological syndromes due to the lowering of glutathione (GSH) levels. |