Crystalline hydrated form of bis (e) - 7 - 4 - (4 - fluorophenyl) - 6 - isopropyl - 2 - methyl (methylsulphonyl) amino pyrimidin - 5 - yl (3r,5s) - 3,5 - dihydroxyhept - 6 - enoic acid calcium salt, process for its preparation, pharmaceutical compositions comprising the same and use thereof in the manufacture of a medicament for medical treatment

摘要

Two polymorphic forms of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)amino]pyrimidin-5-yl](3R,5S)-3,5-dihydroxyhept-6-enoic acid]calcium salt, processes for making them and their use as HMG Co-A reductase inhibitors are described.