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Allegra^® 24 Hour Tablets

Get fast-acting relief from seasonal allergies and symptoms like a runny nose, sneezing, itchy, watery eyes, and itchy nose or throat.

Products
Allergy Relief
- Allergy Relief
  
  Tired of endless symptoms from allergies? Check out our range of solutions that bring effective relief*, so you can live life to the fullest with 0% brain interference from drowsiness.¹
  
  LEARN MORE
- Allergy Relief
- Allegra^® 24 Hour Tablets
- Allegra^® 12 Hour Tablets
- Allegra^® 24 Hour Gelcaps
Allergy & Congestion Relief
- Allergy & Congestion Relief
  
  Get all-day relief from nasal congestion, sinus pressure, sneezing, itchy, watery eyes, itchy nose, and itchy throat with Allegra-D^® 24 Hour Tablets—your go-to solution for relief that lasts up to 24 hours. Packed with a powerful decongestant, it’s clinically proven to clear up even the toughest nasal congestion.^1-4
  
  LEARN MORE
- Allergy & Congestion Relief
- Allegra-D^® 24 Hour Tablets
- Allegra-D^® 12 Hour Tablets
Hives Relief
- Hives Relief
  
  Specially formulated to reduce hives and itching caused by hives, this non-drowsy relief tackles symptoms from the inside out, so that no part of your day has to be put on hold.¹
  
  LEARN MORE
- Hives Relief
- Allegra^® Hives Tablets
Relief for Kids
- Relief for Kids
  
  Children need gentle yet effective allergy relief that is tailored to their symptoms. Our range of kid's products provides non-drowsy relief that can help reduce missed days of school thanks to 0% brain interference.¹
  
  LEARN MORE
- Relief for Kids
- Children's Allegra^® Allergy 12 Hour Liquid
- Children's Allegra^® Allergy 12 Hour Dissolve Tabs

It's a no-brainer!

Ever wonder how your brain reacts to those drowsy allergy meds? Let's find out together - and have a ton of fun...

Why Allegra^®?

Allegra^® gives you long-lasting allergy relief that won’t make you drowsy, letting you stay alert and fully engaged in life—no wonder it’s the #1 allergistrecommended non-drowsy brand.*

LEARN MORE
Why Allegra^®

Understanding Allergies

RECOMMENDED READ

Don’t let seasonal allergies hold you back

Allergy season is different for everyone. That’s because different kinds of outdoor allergens — or irritants — get distributed into the air year-round.

Conquering Allergy Symptoms : Guides to Relief

Understanding your allergy symptoms is just one part of living life with allergies. We try to go beyond just symptoms—discover everything from triggers and diagnosis to minimizing allergy symptoms and busting common myths. Whether you're figuring out if you have allergy symptoms or learning how to manage them, the next step to relief is Allegra^®! Learn more here.

*Allegra relieves allergic rhinitis symptoms

LEARN MORE
Understanding Allergies

Allergy Tools

Struggling with allergies?

Let's find out what's really going on - checking on your symptoms and helping you find the right Allegra® Product for you.

Allergy Tools
Get Reminder
Symptom Checker

Products
Allergy Relief
- Allergy Relief
  
  Tired of endless symptoms from allergies? Check out our range of solutions that bring effective relief*, so you can live life to the fullest with 0% brain interference from drowsiness.¹
  
  LEARN MORE
- Allergy Relief
- Allegra^® 24 Hour Tablets
- Allegra^® 12 Hour Tablets
- Allegra^® 24 Hour Gelcaps
Allergy & Congestion Relief
- Allergy & Congestion Relief
  
  Get all-day relief from nasal congestion, sinus pressure, sneezing, itchy, watery eyes, itchy nose, and itchy throat with Allegra-D^® 24 Hour Tablets—your go-to solution for relief that lasts up to 24 hours. Packed with a powerful decongestant, it’s clinically proven to clear up even the toughest nasal congestion.^1-4
  
  LEARN MORE
- Allergy & Congestion Relief
- Allegra-D^® 24 Hour Tablets
- Allegra-D^® 12 Hour Tablets
Hives Relief
- Hives Relief
  
  Specially formulated to reduce hives and itching caused by hives, this non-drowsy relief tackles symptoms from the inside out, so that no part of your day has to be put on hold.¹
  
  LEARN MORE
- Hives Relief
- Allegra^® Hives Tablets
Relief for Kids
- Relief for Kids
  
  Children need gentle yet effective allergy relief that is tailored to their symptoms. Our range of kid's products provides non-drowsy relief that can help reduce missed days of school thanks to 0% brain interference.¹
  
  LEARN MORE
- Relief for Kids
- Children's Allegra^® Allergy 12 Hour Liquid
- Children's Allegra^® Allergy 12 Hour Dissolve Tabs
Allegra^® 24 Hour Tablets

Get fast-acting relief from seasonal allergies and symptoms like a runny nose, sneezing, itchy, watery eyes, and itchy nose or throat.

MORE

Why Allegra^®?

Allegra^® gives you long-lasting allergy relief that won’t make you drowsy, letting you stay alert and fully engaged in life—no wonder it’s the #1 allergistrecommended non-drowsy brand.*

LEARN MORE
Why Allegra^®
It's a no-brainer!

Ever wonder how your brain reacts to those drowsy allergy meds? Let's find out together - and have a ton of fun...

MORE

Understanding Allergies

Conquering Allergy Symptoms : Guides to Relief

Understanding your allergy symptoms is just one part of living life with allergies. We try to go beyond just symptoms—discover everything from triggers and diagnosis to minimizing allergy symptoms and busting common myths. Whether you're figuring out if you have allergy symptoms or learning how to manage them, the next step to relief is Allegra^®! Learn more here.

*Allegra relieves allergic rhinitis symptoms

LEARN MORE
Understanding Allergies
RECOMMENDED READ

Don’t let seasonal allergies hold you back

Allergy season is different for everyone. That’s because different kinds of outdoor allergens — or irritants — get distributed into the air year-round.

READ

Allergy Tools

Allergy Tools
Get Reminder
Symptom Checker
Struggling with allergies?

Let's find out what's really going on - checking on your symptoms and helping you find the right Allegra® Product for you.

MORE

Choose your Country

Sign up to Allegra Community

For Healthcare Professionals

Struggling with allergies?

Let's find out what's really going on - checking on your symptoms and helping you find the right Allegra^® Product for you.

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For Healthcare Professionals

Allegra is here to help you fight your allergy symptoms without feeling drowsy. With long lasting allergy relief that won't slow you down, it's no wonder Allegra is the #1 allergist recommended non-drowsy brand among OTC oral antihistamines*.Live your fullest life, without drowsiness, and keep allergy symptoms in check* Does not include Allegra Hives.

The makers of Allegra are now a Certified B Corp.

© 2025 Opella Healthcare Group SAS. Sanofi Consumer Healthcare business unit. All rights reserved.

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