Drug Labeling

Disclosed are systems and methods for enabling transfer of a drug from a first drug container to a second drug container including a drug identification component that recognizes a first drug container to retrieve drug identifying data for the drug, a storage medium that stores a site-specific database comprising attributes and associated values for a set of drugs including the drug in the first drug container, a processor that obtains the drug identifying data and the attributes and associated values for the drug and produces information about the drug using the drug identifying data and the attributes and associated values, a rules engine that applies one or more rules to the information about the drug to generate drug handling information, and an output unit that outputs markings comprising the drug handling information in human-readable or machine-readable form, or both, to be associated with the second container.