The flow of information can be between two individuals. The information can flow from the individual to a machine, from the machine to the individual and even between two machines. Machines coupled together through networks also provide signals for the individuals to respond, thus a type of communication system.
What is Lipitor? Lipitor (atorvastatin) belongs to a group of drugs called HMG CoA reductase inhibitors, or statins.. Atorvastatin reduces levels of bad cholesterol (low-density lipoprotein, or LDL) and triglycerides in the blood, while increasing levels of good cholesterol (high-density lipoprotein, or HDL).
Lipitor (atorvastatin) is an HMG-CoA reductase inhibitor or statin, which lowers levels of cholesterol and triglycerides in the blood. Statins may also reduce the risk of heart attack or stroke in patients with risk factors for heart disease. Lipitor is available as generic atorvastatin.