What is Xyzal Allergy 24hr Childrens? Uses, warnings & side effects

Updated May 14, 2025  •  Published Dec 31, 2020

Xyzal Allergy 24hr Childrens overview

BRAND NAMES:

  • Allergy Relief, Children's Xyzal Allergy 24HR, Xyzal Allergy 24HR, Leader 24HR Allergy Relief, Good Neighbor Pharmacy Allergy Relief

Generic Names:

  • Levocetirizine Dihydrochloride

Uses:

  • Treats symptoms of hay fever, hives, and itching skin.

Therapeutic Classes:

  • Respiratory Agent

Forms:

  • Liquid, Tablet

How it’s taken:

  • By mouth

What is Xyzal Allergy 24hr Childrens used for?

What form(s) does Xyzal Allergy 24hr Childrens come in?

  • Liquid

  • Tablet

What are common Xyzal Allergy 24hr Childrens dosages?

  • Bottle 148ML of 2.5MG/5ML

Xyzal Allergy 24hr Childrens images - What does Xyzal Allergy 24hr Childrens look like?

  • Xyzal Allergy 24HR Childrens
    148ml of 2.5mg/5ml bottle

How to take Xyzal Allergy 24hr Childrens

  • Tablet: Swallow it whole. If you need a lower dose, your doctor may tell you to break the tablet in half.

  • 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.

  • Your doctor will tell you how much medicine to use. Do not use more than directed. This medicine is usually taken in the evening.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Oral liquid: 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.

  • Oral liquid: Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.

  • Your doctor will tell you how much medicine to use. Do not use more than directed. This medicine is usually taken in the evening.

  • Tablet: Swallow it whole. If you need a lower dose, your doctor may tell you to break the tablet in half.

  • 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.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

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

What to do if you miss a dose of Xyzal Allergy 24hr Childrens

Xyzal Allergy 24hr Childrens contraindications - Who shouldn't take Xyzal Allergy 24hr Childrens?

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to levocetirizine or cetirizine, or if you have end-stage kidney disease or receiving hemodialysis treatment.

Xyzal Allergy 24hr Childrens warnings

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

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

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, spinal cord lesions, an enlarged prostate, or trouble urinating.

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

Xyzal Allergy 24hr Childrens interactions & what to avoid when taking Xyzal Allergy 24hr Childrens

  • Do not drink alcohol while you are using this medicine.

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

  • Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol.

  • Some medicines can affect how levocetirizine works. Tell your doctor if you are using ritonavir or theophylline.

Xyzal Allergy 24hr Childrens side effects - How does Xyzal Allergy 24hr Childrens make you feel?

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

  • Decrease in how much or how often you urinate, painful urination

Less Serious Side Effects

  • Diarrhea, vomiting

  • Dry mouth

  • Tiredness, sleepiness, drowsiness, weakness