Xyzal (levocetirizine) and Zyrtec (cetirizine) are antihistamines taken to relieve allergy symptoms such as sneezing, runny nose, itchy eyes, and hives. Although Xyzal and Zyrtec work similarly ...

Second and third generation antihistamines available over the counter include: cetirizine (Zyrtec) fexofenadine (Allegra) loratadine (Claritin) These newer antihistamines are less likely to cause ...

The risks outweigh the benefits. The newer second-generation antihistamines, such as cetirizine, fexofenadine, or loratadine, have been extensively studied in clinical trials. They are generally ...

Plus, one study from 2014 suggests cetirizine and hydroxyzine have a greater chance of causing anxiety and mood changes than other antihistamines. (Cetirizine is an antihistamine.) Are side ...

For example, antihistamines like Claritin, Allegra, and Zyrtec are most commonly used to treat the symptoms of seasonal allergies or hay fever. These standard antihistamines are available over-the ...