They tend to be less expensive than second-generation antihistamines. Some important members of this class are: Although all these drugs cause some sleepiness, the last two are the most sedating. They ...

What's the Safest Antihistamine for Long-Term Use? Both Dr. Gawchik and Dr. Chiu agree that second-generation, non-sedating ...

Nonsedating and low-sedation antihistamines in use at the HMOs at the time of the P&T committee reviews included loratadine, fexofenadine, cetirizine, and astemizole. The trends in the use of ...

Both drugs are considered non-drowsy antihistamines. In theory, Xyzal is supposed to be a little less likely to cause sedation than Zyrtec. On the other hand, drowsiness is listed as one of the ...