A web service that performs drug related functions. Searches for drug information based on the name of the drug. Searches for drug information based on the name of the drug. Also returns formulary coverage information. Searches for drug information based on the name of the drug. Also returns formulary coverage information. Searches for information regarding drug/drug interactions based on current and proposed medications. Searches for information regarding drug/drug interactions based on current and proposed medications. Searches for information regarding drug/allergy interactions based on current and proposed medications. Retrieves a list of drugs for a diagnosis list Retrieves a list of drugs for a diagnosis list with formulary coverage Add/deletes to a provider's drug favorites list. Add/deletes to a provider's drug favorites list. Returns a list of food interactions for a given drug concept. Returns drug packaging for a given drug concept. Returns validation information for a given list of comma separated NDCs. SUPERSEDED - Refer to the NewCrop Drug web services test and description web page for the new method of obtaining drug monographs. A web service that performs drug related functions.