What is Allegra Allergy Childrens: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Allegra Allergy Childrens overview

BRAND NAMES:

  • WAL-FEX ALLERGY, Allegra, Allegra Allergy, Allergy 24Hr, Allergy Relief, Children's Allegra Allergy, Children's Allergy Fexofenadine HCl, Good Neighbor Pharmacy Allergy, Good Neighbor Pharmacy Allergy Relief, Good Sense Aller-Ease, Leader 24HR Allergy Relief, Leader Aller-Ease, TopCare 24-Hour Fexofenadine Hydrochloride, Wal-Fex, WAL-FEX ALLERGY

Generic Names:

  • Allegra Allergy Childrens

Uses:

  • Treats hay fever symptoms and chronic skin hives and itching.

Therapeutic Classes:

  • Respiratory Agent

Forms:

  • Capsule, Liquid, Tablet, Dissolving Tablet, Long Acting Tablet

How it’s taken:

  • By mouth

What is Allegra Allergy Childrens used for?

What form(s) does Allegra Allergy Childrens come in

  • Capsule

  • Liquid

  • Tablet

  • Dissolving Tablet

  • Long Acting Tablet

What are common Allegra Allergy Childrens doses?

  • Bottle 120ML of 30MG/5ML

  • Bottle 240ML of 30MG/5ML

  • Box 12 Tablets Disintegrating

  • Box 24 Tablets Disintegrating

Common Allegra Allergy Childrens prescriptions

  • Allegra Allergy Childrens
    120ml of 30mg/5ml bottle

How to take Allegra Allergy Childrens

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • It is best to take the tablet with water.

  • Shake the oral liquid well before using. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Take the oral disintegrating tablet on an empty stomach.

  • Make sure your hands are dry before you handle the disintegrating tablet. Peel back the foil from the blister pack, then remove the tablet. Do not push the tablet through the foil. Place the tablet in your mouth. After it has melted, swallow or take a drink of water. Do not chew or break the tablet.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Make sure your hands are dry before you handle the disintegrating tablet. Peel back the foil from the blister pack, then remove the tablet. Do not push the tablet through the foil. Place the tablet in your mouth. After it has melted, swallow or take a drink of water. Do not chew or break the tablet.

  • It is best to take the tablet with water.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Shake the oral liquid well before using. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Take the oral disintegrating tablet on an empty stomach.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

What to do if you miss a dose of Allegra Allergy Childrens

Allegra Allergy Childrens contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to fexofenadine or terfenadine.

Allegra Allergy Childrens warnings

  • Call your doctor if your symptoms do not improve or if they get worse.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease or a condition called phenylketonuria (PKU).

  • This medicine may make you dizzy or drowsy. Do not drive or doing anything else that could be dangerous until you know how this medicine affects you.

Allegra Allergy Childrens interactions

  • Some medicines and foods can affect how fexofenadine works. Tell your doctor if you are also using any of the following: ErythromycinKetoconazole

  • If you use an antacid that contains aluminum or magnesium, take it at least 15 minutes before or after you take fexofenadine.

  • Do not eat grapefruit or drink grapefruit, orange, or apple juice while you are using this medicine.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Allegra Allergy Childrens side effects

Serious Side Effects

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

Subscribe to our savings newsletter

Health education, drug info, wellness & more

By clicking 'Subscribe', I agree to SingleCare's Terms & Conditions.