The present-day confusion regarding IVIVC comes from a poor understanding of the concept and its presentation in the literature. The commonly presented description of the IVIVC concept in literature is the development of the relationships, or lines, between in vitro (dissolution profiles) and in vivo (dissolution or plasma profiles) results, as described earlier (see link). The confusion comes from both aspects, i.e., theoretical, associated mathematical procedures, and experimental. Please click here for the complete article