Types of Communication Flow. Communication, defined as the exchange of information and ideas, manifests itself in business and other organizations with four main types communication flow. These are upward, downward, horizontal, and multi-directional. All are important to the success of an organization. The main method of communication depends upon its structure.
Lipitor (Pfizer), Atorvastatin (INN), is a member of the drug class known as statins, used for lowering blood cholesterol. It also stabilizes plaque and prevents strokes through anti-inflammatory and other mechanisms.
Zocor is a prescription medicine for the reduction of cholesterol that is often marketed as a generic alternative to Lipitor. Zocor was developed from a different method of synthesis by the Merck Pharmaceutical Company. Zocor is also used to treat high blood pressure and heart diseases that can lead to heart attack.