| abstract |
The present invention relates to the fumaric acid salt of 2- {3- [4- (2-t-butyl-6-trifluoromethylpyrimidin-4-yl) piperazin-1-yl] -propylmercapto} pyrimidin-4-ol and to pharmaceutical agents containing this salt contain. The salt is useful for the treatment of disorders responsive to dopamine D 3 ligands. It has increased stability at low pH and is therefore particularly suitable for oral administration. |