It is evident that advertising provides the basic functions—that of helping the consumer utilize OTC drugs and to sell a product or service. An advertisement may contain some or all of the elements common to the selling functions: (1) it helps the consumers to () his problem, need, and desire; (2) it establishes the products as good (), or the manufacturer or marketer as an ()”; (3) it shows the consumer that the product can solve his problems or satisfy his (); and (4) it provides a “close” reason to () now.