Praisebe to God, Lord of the worlds, and blessings and peace be upon the most honorable messengers, our Prophet Muhammad, may God bless him and granthim peace. And after
Atorvastatin calcium (ATR) is an antihyperlipidemic agent used for lowering blood cholesterol levels. However, it is very slightly soluble in water with poor oral bioavailability, which interferes with its therapeutic action. It is classified as a class II drug according to Biopharmaceutical Classification System (low solubility and high permeability).