For navigation on this site we use "Document Root ID" of product submitted to FDA (Food and Drug Administration)
Globally Unique Identifier (GUID) and is unique for each version of an SPL document.
Type Root ID code to the URL field in your browser to get directly to the product page. Or select first and second digit of the code on links below.
But anyway, best way to find the medicine you need is to use the search string above.