Allegra Adult 24HR Non-Drowsy Antihistamine Fexofenadine HCl tablet 180mg | Fast-Acting Allergy Symptom Relief | 30 Tablets Exp 09/2025

All-Day Relief

Allegra starts working in one hour and delivers 24-hour relief from allergy symptoms with full prescription strength available over the counter.

Relieves Multiple Types of Allergy Symptoms

Get symptom relief from indoor and outdoor allergens, including runny nose, sneezing, itchy nose or throat, and itchy, watery eyes.

Won’t Cause Drowsiness

Allegra allergy medicine won’t cause drowsiness, so you don’t have to worry about feeling tired after you take it. Use as directed and live your life, not your allergies.

Frequently Asked Questions

What does Allegra do?

Allegra 24-Hour allergy medication is indicated for the temporary relief of symptoms due to upper respiratory allergies or hay fever, which can be caused by an allergic response to indoor or outdoor allergens.

How long does it take for Allegra to work?

Allegra Adult Allergy Medicine starts working in one hour to give you fast, non-drowsy, 24-hour relief of allergy symptoms including sneezing, runny nose, itchy watery eyes, and itchy nose or throat.

How is adult Allegra different from other antihistamines?

Adult Allegra starts working in one hour and has no drowsy warnings. That means you can take Allegra any time for a full 24-hours of relief.