Allegra® (fexofenadine hydrochloride) Oral Suspension (full prescribing information, a pdf file) for the twice-daily treatment of symptoms associated with seasonal allergies in pediatric patients (2 to 11 years of age) and for the treatment of chronic idiopathic urticaria in children 6 months to 11 years of age has recently been approved by the USFDA.

Allegra® Oral Suspension from Sanofi-aventis (U.S.) is a good tasting, easy-to-swallow formulation antihistamine for children without the cognitively impairing adverse side effects.

Allegra does not cause sedation at any dose.

Allergizer has a similar entry.

Source: Sanofi-Aventis (a pdf file)