Each one of those headers is different from the previous one. The previous header usually has a field that determines exactly what header follows right after it. Another words, the header within a packet are like a daisy chain of protocol headers: This is a diagram of a typical packet you will find.
Pravastatin is used to help lower the levels of bad cholesterol, or your LDL levels, in the body and replace them with HDL or good cholesterol. 1  Indications and Usage. 2  Pravastatin Dosage. 3  Pravastatin Side Effects.4  Interactions.ravastatin is in a class of medications known as HMG-CoA reductase inhibitors, which are used to slow the production of LDL or bad cholesterol in the body, which can reduce blood flow and increase the risk of heart disease in patients.
Statins are drugs used to lower cholesterol. Your body needs some cholesterol to work properly. But if you have too much in your blood, it can stick to the walls of your arteries and narrow or even block them. If diet and exercise don't reduce your cholesterol levels, you may need to take medicine. Often, this medicine is a statin. Statins interfere with the production of cholesterol in your liver. They lower bad cholesterol levels and raise good cholesterol levels. This can slow the formation of plaques in your arteries.