Allegra-D® Allergy & Congestion 12 Hour Tablets


Read Reviews

We're dedicated to providing effective solutions for nasal congestion relief. The active ingredient in Allegra®-D is pseudoephedrine (PSE) which is clinically proven to be effective in combating nasal congestion with the most powerful decongestant ingredient.*

Get relief from tough allergy and congestion symptoms with Allegra-D® 12 Hour Tablets. 

Relieve your nasal congestion, sinus pressure, sneezing, itchy, watery eyes, itchy nose, and itchy throat — all with Allegra-D®. Because it relieves eight allergy symptoms with one tablet. It contains a decongestant that works to reduce swelling of nasal passages, helps break up tough nasal congestion, and eases sinus pressure caused by allergies or the common cold. That is why it's the #1 allergist recommended non-drowsy allergy brand.

  Antihistamine plus effective decongestant


  12-hour relief

  Relieves indoor and outdoor allergies


10-count tablets | 20-count tablets | 30-count tablets

* Among OTC oral decongestant products.

† Among OTC multi-ingredient allergy and decongestant brands.

Get a $4 Coupon

Where to Buy

Allegra-D 12 hour tablets are sold behind the pharmacy counter in most US states without needing a prescription*. Please contact your local pharmacy to learn more.

*Prescriptions are needed in Mississippi and Oregon.

A woman stands in a field of lavender.

Product Information

    Do not divide, crush, chew or dissolve the tablet; swallow tablet whole

    • Adults and children 12 years of age and over:
      • Take 1 tablet with a glass of water every 12 hours on an empty stomach; do not take more than 2 tablets in 24 hours
    • Children under 12 years of age: do not use
    • Adults 65 years of age and older: ask a doctor
    • Consumers with kidney disease: ask a doctor
    Do not use:
    • If you have ever had an allergic reaction to this product or any of its ingredients
    • If you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product.
    • If you have difficulty swallowing
    Ask a doctor before use if you have:
    • Heart disease
    • Thyroid disease
    • Glaucoma
    • High blood pressure
    • Diabetes
    • Trouble urinating due to an enlarged prostate gland
    • Kidney disease. Your doctor should determine if you need a different dose.
    When using this product:
    • Do not take more than directed
    • Do not take at the same time as aluminum or magnesium antacids
    • Do not take with fruit juices (see Directions)
    • The tablet coating may be seen in the stool (this is normal). Continue to take as directed (see Directions).
    Stop use and ask a doctor if:
    • An allergic reaction to this product occurs. Seek medical help right away.
    • Symptoms do not improve within 7 days or are accompanied by a fever
    • You get nervous, dizzy, or sleepless

    If pregnant or breastfeeding, 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.

    • Safety sealed: do not use if carton is opened or if individual blister units are torn or opened.
    • Store between 20° and 25°C (68° and 77°F).
    • Use as directed.


A woman plays with her dog while sitting on her sofa.

Active Ingredients

Fexofenadine Hydrochloride 60 mg (in each tablet)

An antihistamine that works to relieve allergy symptoms of sneezing, runny nose, itchy/watery eyes, and itchy nose or throat due to hay fever or other upper respiratory allergies.

Pseudoephedrine Hydrochloride 120 mg (in each tablet)

A nasal decongestant that helps to relieve nasal congestion, sinus congestion and pressure, and swelling of nasal passages caused by common cold, hay fever or other upper respiratory allergies.

Learn more about Allegra-D's Active Ingredients

Inactive Ingredients

Pregelatinised starch, Carnauba Wax, Microcrystalline Cellulose, Croscarmellose Sodium, Hypromellose, Colloidal Silicon Dioxide, Stearic Acid, Magnesium Stearate, Polyethylene glycol

Read more details

Get Effective, Long-Lasting* Allergy Relief, Guaranteed

Don't let allergies get in your way. Try effective, long-lasting* relief from the #1 allergist recommended non-drowsy brand.† If you're not completely satisfied, get your money back, guaranteed.

See Terms & Conditions

See Guarantee

*One dose of Children's Allegra lasts a full 12 hours.
Among branded OTC oral antihistamines. Use As Directed.

Excludes Allegra Hives.

Frequently Asked Questions

  • No. Allegra®-D does not include phenylephrine. It's formulated with pseudoephedrine (PSE), a clinically proven ingredient for nasal congestion relief.

  • You may be able to use your HSA or FSA tax-preferred savings account to purchase certain OTC products, including Allegra®. The passage of the CARES Act by Congress includes provisions to restore OTC eligibility under tax-preferred HSA and FSA accounts. Plan details vary, so save your receipt and check with your benefits or health provider for eligibility.

  • Allegra-D® contains pseudoephedrine. Federal law requires that all products containing pseudoephedrine be sold behind the counter and through online retailers subject to certain requirements.

  • No. Use Allegra-D® only as directed.

  • If you experience allergy symptoms while pregnant or breastfeeding, consult with your healthcare professional

  • Yes. Allegra-D® 24 Hour Tablets are lactose free.

  • Allegra-D® 24 Hour Tablets are not certified gluten free, but none of the ingredients are derived from wheat, barley, spelt, oats, or rye.

  • Allegra-D® 24 Hour Tablets are vegetarian. They do not contain casein, eggs, dairy, lactose, iodine, peanuts, shellfish, soy, tree nuts, or whey.

  • Allegra-D® contains pseudoephedrine, a nasal decongestant that works to relieve nasal congestion, sinus congestion and pressure, and swelling of nasal passages.

  • Allegra-D® should be used as directed according to the product label. Maximum effectiveness has been demonstrated when taken with water. Taking Allegra-D® with fruit juice is not a safety risk, but the effectiveness of the medicine may be reduced.

  • Do not cut or break Allegra-D® products in half. Use only as directed.

  • Yes. Allegra-D® relieves nasal congestion and sinus pressure brought on by allergies and temporary relief from nasal congestion due to the common cold, hay fever, or other upper respiratory allergies.

  • No. Allegra-D® is approved for human use only. Please refer to the product label and use as directed.

Contact us

Have questions or comments?

Call toll-free 1-800-633-1610 or Contact Us Online.

Understand the difference between allergy and cold symptoms

Also available in a 24-hour formula