Zetia blocks the absorption of cholesterol from the stomach. It can help to lower blood cholesterol for patients who are at the risk of getting a heart disease or a stroke. It is only for the patients whose cholesterol level is not controlled by diet.

Tricor can help to lower blood fats and cholesterol for people who are at the risk of getting inflammation of the pancreas (pancreatitis) from having a very high blood fat ratio. This medicine is only for the patients whose blood fats are not controlled by diet.

Mevacor is known as a HMG-CoA reductase inhibitor or 'statin'. It lowers cholesterol levels in your blood. This drug may also reduce the risk of a heart attack or other health problems for patients with risk factors for the heart diseases. Diet and lifestyle changes are often used with this drug.

Lipitor is known as a HMG-CoA reductase inhibitor or 'statin'. It is used for lowering of the cholesterol and triglycerides levels in blood. This drug may also be used to reduce the risk of heart attack, stroke, or other health problems for patients in high-risk groups. Diet and lifestyle changes are often used to enchance the effectiveness of this drug.