How long does levocetirizine take to work?
levocetirizine (Xyzal Allergy) worked to relieve allergy symptoms within 1 hour. In comparison, it took about 1.5 hours for people taking loratadine (Claritin) to feel their symptoms improving.
Can I use levocetirizine only when I need it?
Yes, you can take levocetirizine (Xyzal Allergy) only when you need it if you have allergy symptoms occasionally, but if you have allergy symptoms daily, taking it regularly according to the manufacturer’s or your provider’s instructions might give you the most relief from your allergies.
How should I take Xyzal?
Take Xyzal exactly as prescribed by your doctor. A child’s dose of levocetirizine is based on the age of the child. Follow your doctor’s dosing instructions very carefully.
What other drugs will affect Xyzal?
Using Xyzal with other drugs that make you drowsy can worsen this effect. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.
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