Wikipedia Article About Falernum on Wikipedia Falernum is a sweet syrup used in Tropical and Caribbean drinks. It contains flavors of almond, ginger and/or cloves, and lime, and sometimes vanilla or allspice. It is used in cocktails in a manner similar to orgeat syrup. The syrup form is usually non-alcoholic. The consistency is thick, the color can be white to light amber, and it may be clear or translucent. Falernum may owe its name to the Roman wine of Campania: "Falernian".