Levocetirizine
Products Levocetirizine is commercially available in the form of film-coated tablets and as drops (Xyzal, generic). It has been approved in many countries since 2001. Levocetirizine is the -enantiomer of cetirizine (Zyrtec, both UCB-Pharma SA). Levocetirizine tablets contain 5 mg of active ingredient; cetirizine tablets contain 10 mg (plus 5 mg of the -enantiomer). Unlike … Levocetirizine