Off Patent
October 2027

Xyzal Allergy 24HR

levocetirizine dihydrochloride

Chattem Inc dba Sanofi Consumer Healthcare

Solution (oral) · NDA 209090

Last listed protection ends
October 16, 2027

The FDA lists 1 patent for Xyzal Allergy 24HR, and this is the day the last one ends. It is not the date a generic goes on sale.

Patents and exclusivities

  1. Patent 8,633,194
    Claims the drug product