By Medically reviewed by Hello Doktor Medical Panel


What is adezio (cetirizine hydrochloride) used for?

Adezio is indicated for the relief of symptoms associated with seasonal allergic rhinitis and perennial allergic rhinitis in adults and children over 2 years of age, such as sneezing, rhinorrhea, postnasal discharge, nasal pruritus, ocular pruritus, tearing and redness of the eyes.

Adezio is also indicated for the treatment of uncomplicated skin manifestations of chronic urticaria in adults and children over 2 years of age. It significantly reduces the occurrence, severity, and duration of hives and significantly reduces pruritus.

How should I take adezio (cetirizine hydrochloride)?

Adezio is given as a single daily dose with or without food. The time of administration may be varied to suit individual patient needs.

How do I store adezio (cetirizine hydrochloride)?

Adezio is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store medication in the bathroom or the freezer. There may be different brands of adezio that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush adezio down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using adezio (cetirizine hydrochloride)?

Before using this drug, tell your doctor if:

  • You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
  • You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription, such as herbal and complementary medicines.
  • You have allergy with any of active or inactive ingredients of adezio or other medications.
  • You have any other illnesses, disorders, or medical conditions.

Is it safe during pregnancy or breastfeeding?

There are no adequate studies in women for determining risk when using this medication during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking this medication. This medication is pregnancy risk category B, according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk
  • B=No risk in some studies
  • C=There may be some risk
  • D=Positive evidence of risk
  • X=Contraindicated
  • N=Unknown

Side effects

What side effects can occur from adezio (cetirizine hydrochloride)?

Most adverse reactions reported during therapy with cetirizine were mild or moderate. There have been occasional reports on headache, dizziness, drowsiness, agitation, dry mouth, gastrointestinal discomfort and hypersensitivity.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.


What drugs may interact with adezio (cetirizine hydrochloride)?

Adezio may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Does food or alcohol interact with adezio (cetirizine hydrochloride)?

Adezio may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with adezio (cetirizine hydrochloride)?

Adezio may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.


The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using adezio (cetirizine hydrochloride).

What is the dose of adezio (cetirizine hydrochloride) for an adult?

Adults and Children >12 years: 5 or 10 mg, depending on symptom severity.

Renal and Hepatic Impairment: In patients ≥12 years with decreased function (creatinine clearance <7 mL/min) and in hepatically impaired patients, a dose of 5 mg once daily is recommended.

Similarly, pediatric patients 6-11 years with impaired renal or hepatic function should use the lower recommended dose. Because of the absence of pharmacokinetic and safety information for cetirizine in children <6 years with impaired renal or hepatic function, its use is not recommended.

What is the dose of adezio (cetirizine hydrochloride) for a child?

Children 6-11 years: 5 or 10 mg, depending on symptom severity. Recommended Initial Dose: 1 or 2 teaspoons once daily.

Children 2-5 years: 2.5 mg; can be increased to a maximum dose of 5 mg/day depending on symptom severity and patient response.

Recommended Initial Dose: ½ teaspoon once daily; can be increased to 1 teaspoon once daily or ½ teaspoon twice daily.

How is adezio (cetirizine hydrochloride) available?

Adezio is available in the following dosage forms and strengths:

  • Oral solution 1 mg/mL, bottle 60 mL
  • Tablet 10mg

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of adezio, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

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Review Date: August 8, 2017 | Last Modified: December 19, 2019

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