abstract |
This invention relates to the novel salt 6-fluoro-2,3,4,5-tetrahydro-5-methyl-2-[(5-methyl-1H^_-imidazol-4-yl)methyl]-1H^_-pyrido[4,3-b]indol-1-one methane sulphonate, to solvates of this salt, to pharmaceutical compositions containing it and to its use in medicine as 5-HT3 receptor antagonists. |