A computer-enabled method for efficiently displaying automatically generated, customizable views of a master product item catalog of veterinary pharmaceutical and other animal-related product item records provided by a centralized pharmacy to a large number of veterinarians, veterinary hospitals and customers, the views comprising administrator views, hospital staff views and user views, the views being selectively excludable and modifiable by each hospital administrator via an exception-type customization and hospital manageable database, access to which is provided for each hospital on the central pharmacy's server, each hospital being enabled to provide customers and staff of the hospital access to its customized catalog via point-of-sale and e-commerce points of access over the Internet or other network.