| abstract |
The invention relates to a 2,4-dioxo-1,4-dihydro-2H-quinazolin-3-yl-sulfonamide derivative being (A) a compound of the formula (I) in which the substituents are as defined in the specification; in free form or in salt form; or (B) a compound selected from a certain group of 2,4-dioxo-1,4-dihydro-2H-quinazolin-3-yl-sulfonamide derivatives disclosed in the specification; in free form or in salt form; to their preparation, to their use as medicament and to medicaments comprising them. In a first aspect, the invention provides prodrugs of AMPA receptor antagonists which potentially useful in the treatment of a wide range of disorders, particularly epilepsy. |