3 doctors weighed in:

What are some anti-histamine medications that do not cause drowsiness? Having a bad experience with zyrtec (cetirizine).

3 doctors weighed in
Dr. Michael Zacharisen
Internal Medicine - Allergy & Immunology
2 doctors agree

In brief: Fexofenadine

Fexofenadine sold as Allegra (fexofenadine) does not cause drowsiness as it does not cross the blood-brain barrier.

In brief: Fexofenadine

Fexofenadine sold as Allegra (fexofenadine) does not cause drowsiness as it does not cross the blood-brain barrier.
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