Allegra, Claritin and Zyrtec are all antihistamines applied to take care of allergy signs and symptoms similar to a runny nose, sneezing and itchy or watery eyes. Allegra has fexofenadine hydrochloride as its Lively component and comes in the form of a tablet or capsule for oral usage. Allegra is usually a non-drowsy allergy medicine and isn’t co