1. Product Overview
Allegra Adult 24-Hour Allergy Relief Tablets are formulated to provide fast-acting, non-drowsy relief from common indoor and outdoor allergy symptoms. Each tablet contains 180 mg of Fexofenadine HCI, an antihistamine that starts working in one hour to alleviate sneezing, runny nose, itchy and watery eyes, and itchy nose or throat. This medication is designed to offer 24-hour relief without causing drowsiness or affecting normal brain function, making it suitable for daily use.
Key Features:
- 24-Hour Relief: Provides round-the-clock relief from allergy symptoms.
- Non-Drowsy: Formulated with fexofenadine, an antihistamine that does not cause drowsiness.
- Fast-Acting: Starts working within one hour for quick symptom relief.
- Indoor & Outdoor Allergy Relief: Effective against allergens like pollen, ragweed, grass, trees, dust, mold, and pet dander.
- Allergist Recommended: Allegra is a leading allergist-recommended non-drowsy brand among OTC oral antihistamines.
- FSA/HSA Eligible: This product is eligible for Flexible Spending Account (FSA) and Health Savings Account (HSA) reimbursement.

Image 1: Front packaging of Allegra Adult 24-Hour Allergy Relief Tablets, highlighting 'Value Size', 'Non-Drowsy', 'Indoor / Outdoor Allergy Relief', and '70 Tablets'.
2. Safety Information
It is crucial to read and understand all safety information before using Allegra Adult 24-Hour Allergy Relief Tablets. Adherence to these guidelines ensures safe and effective use of the product.
Warnings:
- Do not use if you have ever had an allergic reaction to this product or any of its ingredients.
- Do not take more than 1 tablet in 24 hours.
- Do not take at the same time as aluminum or magnesium antacids.
- Do not take with fruit juices (see Directions).
- Stop use and ask a doctor if an allergic reaction to this product occurs. Seek medical help right away.
- If pregnant or breast-feeding, ask a health professional before use.
- Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Other Information:
- Safety sealed: Do not use if carton is opened or if printed foil inner seal is broken or missing.
- Store between 20° and 25°C (68° and 77°F).
- Protect from excessive moisture.

Image 2: Detailed Drug Facts label, showing active ingredient, uses, warnings, and other information.
3. Indications and Symptoms Relieved
Allegra Adult 24-Hour Allergy Relief Tablets are indicated for the temporary relief of symptoms due to hay fever or other upper respiratory allergies. These symptoms include:
- Runny nose
- Sneezing
- Itchy, watery eyes
- Itching of the nose or throat

Image 3: Visual representation of common allergy symptoms that Allegra helps relieve.
4. Ingredients
Allegra Adult 24-Hour Allergy Relief Tablets contain the following active and inactive ingredients:
Active Ingredient:
- Fexofenadine HCl - 180 mg (Antihistamine)
Inactive Ingredients:
- Colloidal silicon dioxide
- Croscarmellose sodium
- Hypromellose
- Iron oxide blends
- Magnesium stearate
- Microcrystalline cellulose
- Polyethylene glycol
- Povidone
- Pregelatinized starch
- Titanium dioxide
5. Directions for Use
For optimal relief, follow these directions carefully:
- Adults and children 12 years of age and older: Take one 180 mg tablet one time a day.
- Do not take more than 1 tablet in 24 hours.
- Children 12 years and under: Do not use.
- Consumers with kidney disease: Ask a doctor.
Allegra is designed to provide 24-hour relief, allowing you to manage your allergies effectively throughout the day and night.

Image 4: Illustration emphasizing 24-hour allergy relief, suitable for anytime use.
6. Operating Principle: Non-Drowsy Relief
Allegra Adult 24-Hour Allergy Relief Tablets contain Fexofenadine HCl, a non-drowsy antihistamine. Unlike some other allergy medications that can cause drowsiness and interfere with normal brain function, Allegra is formulated to provide effective relief with 0% brain interference. This means you can take Allegra and maintain your focus and alertness throughout the day.

Image 5: Demonstrates the non-drowsy benefit of Allegra, allowing users to drive and perform daily tasks without impairment.

Image 6: Highlights Allegra's core benefits: non-drowsy, fast-acting, and 24-hour relief.
Official Product Video: Allegra 24-hour Non-drowsy Allergy Medicine
Video 1: This video from Chattem Inc. (Vendor) explains how Allegra provides 24-hour non-drowsy allergy relief, allowing users to live their greatness without allergy symptoms.
Official Product Video: Allegra Non-Drowsy Allergy Relief with 0% Brain Interference
Video 2: This video from Chattem Inc. (Vendor) illustrates how Allegra's non-drowsy formula ensures 0% brain interference, allowing users to stay alert and focused.
7. Specifications
Detailed specifications for Allegra Adult 24-Hour Allergy Relief Tablets:
| Product Dimensions | 1.97 x 4 x 3.5 inches |
| Item Weight | 2.4 Ounces |
| Item Model Number | 637764 |
| Manufacturer | Chattem Inc. |
| ASIN | B007D4R4ZK |
| Date First Available | January 26, 2012 |
| Special Feature | Fast-Acting |
| Product Benefits | 24-HOUR RELIEF |
8. Troubleshooting and Support
If you experience any issues or have questions regarding Allegra Adult 24-Hour Allergy Relief Tablets, please refer to the following information:
Common Concerns:
- Allergic Reaction: If you experience symptoms of an allergic reaction (e.g., rash, itching, swelling, severe dizziness, trouble breathing), stop use immediately and seek emergency medical attention.
- Drowsiness: Allegra is non-drowsy. If you experience unexpected drowsiness, consult a healthcare professional. Ensure you are not taking other medications that may cause drowsiness.
- Effectiveness: Allegra starts working in one hour. If symptoms persist or worsen after regular use, consult your doctor.
Customer Support:
For questions or comments, please contact Allegra customer support:
- Toll-Free Phone: 1-800-844-2798
- Website: www.allegra.com
The makers of Allegra do not make store brand products. The trade dress of Allegra® package is subject to trademark protection.

Image 7: Highlights Allegra's recognition as the #1 allergist-recommended non-drowsy brand.

Image 8: Confirms the product's eligibility for FSA/HSA benefits.

Image 9: Displays the Certified B Corporation logo, indicating the company's commitment to social and environmental performance.





