FDA Warns of a Side Effect of Stopping the Allergy Drugs Zyrtec and Xyzal, FDA Warns
The U.S. Food and Drug Administration (FDA) has issued a warning that some people develop severe itching after halting long-term use of the common antihistamines cetirizine (Zyrtec) and levocetirizine (Xyzal). The FDA said in a statement that it will update safety information on the label of these allergy medicines, which are available in both prescription […]
