A suppository for use in an anal canal includes a shaft having a first end and a second end. Because of this, the necessity of machining a gear or claw on the disc or carrier, which has conventionally be done, is obviated, whereby a manufacturing process can be shortened and manufacturing costs can largely be reduced. A pair of spaced parallel bottom rollers is secured to the opposite end of the frame rack. If discrepancies exist in a comparison result, the method may provide a drill-down step where data at next level of detail may be retrieved according to automatically generated queries.