A system and method are disclosed for managing prescription benefits. Upon the transmission of a packet by a host application, the packet descriptor for the transmitted packet is added to the free packet descriptor queue. A divider determines a horizontal line of another region existing within the range of the horizontal lines Lu and Ls of the n-th region as a line to be deleted. The sensing circuit delivers a corresponding signal to a motor controller to control the speed of the variable speed motor. The springs elastically pressurize the bracket to closely attach the pressure rollers on the heat roller and the paper guide guides a paper so that a paper jam may not occur between the pressure rollers. Fully and partially extended color powders and fully and partially extended color dispersions can be used in cosmetic and makeup products, personal care products, and pharmaceutical products.