Statins decrease the level of blood cholesterol. They act in the liver where they inhibit the enzyme HMG-CoA reductase which determines the rate of cholesterol synthesis in the liver cells. High cholesterol is directly linked to cardiovascular diseases. Studies have shown that carriers of a separate SNP have a worse protection against heart attacks and coronary disease when taking pravastatin. Can you expect statins to protect your heart effectively?
More information about genetic testing for medications.