A system and method for use with a data entry system for providing input data to a pharmaceutical compounding device having an associated plurality of source solutions is provided. A first label comprising first indicia defining a desired pharmaceutical compound is generated. The first indicia is then provided to the pharmaceutical compounding device as an input. The pharmaceutical compounding device then prepares a pharmaceutical compound based on the first indicia and generates a second label comprising second indicia indicative of at least the contents of pharmaceutical compound. The first indicia and second indicia are provided to a comparison device where the contents of the actual pharmaceutical compound as indicated by the second indicia are compared to the desired pharmaceutical compound as indicated by the first indicia.