The reserved powers clause, represented in the 10th Amendment, is that safety valve. Any power not given to Washington, DC, automatically belongs to the states. So try it out: drivers' licenses.
Lipitor is a prescription medicine used to treat high cholesterol levels and to prevent heart disease. Lipitor belongs to a group of drugs called HMG-CoA reductase inhibitors, also known as statins. Lipitor works by blocking the production of cholesterol in the body.
Atorvastatin Calcium is a statin drug that is used to reduce levels of bad cholesterol and fats in the blood, while increasing levels of good cholesterol. Atorvastatin Calcium is used to treat high cholesterol and to reduce the risk of stroke, heart attack, and other conditions caused by higher cholesterol levels. It can also be prescribed to help people who may have heart complications corresponding to type 2 diabetes, coronary heart disease, or other risk factors.