Lipitor Action Mechanism Lipitor contains atorvastatin as its sole active chemical metabolite that greatly aids in decreasing the increased blood cholesterol levels. It acts by inhibiting the enzyme HMG CoA reductase competitively, which results in impeding the cholesterol producing mechanism in the cell. This magical pill is also found to exhibi..

Zocor Action Mechanism Also known as simvastatin, this medication acts as a competitive inhibitor of HMG CoA reductase enzyme, which is a key regulatory enzyme that decides the formation of cholesterol from HMG CoA. This activity of Zocor results in higher uptake of plasma LDL by the body cells by displaying an increased number of LDL receptors o..