A METHOD OF INDUSTRIAL PRODUCTION OF AN AMORPHOUS FORM OF ATORVASTATIN WITH A HIGH SPECIFIC SURFACE AREA AND ITS USE IN A DOSAGE FORM

摘要

The invention deals with an amorphous form of the hemicalcium salt of (3R,5R) 7-[3-phenyl- 4-phenylcarbamoyl-2-(4-fluorophenyl)-5-isopropylpyrrol-1-y1]-3,5-dihydroxyheptanoic acid (atorvastatin of formula I) with a high specific surface area, based on controlled precipitation, and its use in a medical dosage form. (I)