Xyzal Side Effects

Generic Name: levocetirizine

Note: This document contains side effect information about levocetirizine. Some of the dosage forms listed on this page may not apply to the brand name Xyzal.

Some side effects of Xyzal may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

For the Consumer

Applies to levocetirizine: oral solution, oral tablet

Along with its needed effects, levocetirizine (the active ingredient contained in Xyzal) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking levocetirizine:

Less common
  • Bloody nose
  • fever
Incidence not known
  • Anxiety
  • attack, assault, or force
  • blurred or loss of vision
  • cough
  • dark urine
  • decrease in the frequency of urination
  • decrease in urine volume
  • difficult or labored breathing
  • difficulty in passing urine (dribbling)
  • difficulty with swallowing
  • disturbed color perception
  • dizziness
  • double vision
  • dry mouth
  • fast, irregular, pounding, or racing heartbeat or pulse
  • general tiredness and weakness
  • halos around lights
  • hives or welts
  • hyperventilation
  • irritability
  • itching skin
  • joint or muscle pain
  • large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  • light-colored stools
  • nausea and vomiting
  • nervousness
  • night blindness
  • overbright appearance of lights
  • painful urination
  • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  • redness of the skin
  • restlessness
  • seizures
  • shaking
  • skin rash
  • tightness in the chest
  • trouble with sleeping
  • tunnel vision
  • upper right abdominal or stomach pain
  • yellow eyes and skin

Some side effects of levocetirizine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Headache
  • muscle aches
  • sleepiness or unusual drowsiness
  • sore throat
  • stuffy or runny nose
Less common
  • Body aches or pain
  • congestion
  • diarrhea
  • dryness or soreness of the throat
  • earache
  • hoarseness
  • redness or swelling in the ear
  • tender, swollen glands in the neck
  • voice changes

For Healthcare Professionals

Applies to levocetirizine: oral solution, oral tablet

Cardiovascular

Postmarketing reports: Palpitations, tachycardia

Dermatologic

Postmarketing reports: Fixed drug eruption, pruritus, rash, urticaria

Gastrointestinal

Very common (10% or more): Dry mouth
Common (1% to 10%): Diarrhea, vomiting, constipation
Postmarketing reports: Nausea

Hypersensitivity

Frequency not reported: Anaphylaxis
Postmarketing reports: Angioedema

Nervous system

Very common (10% or more): Somnolence, fatigue
Common (1% to 10%): Asthenia
Postmarketing reports: Convulsions, paresthesia, dizziness, tremors, vertigo, movement disorders (dystonia and oculogyric crisis), tic, myoclonus, extrapyramidal symptoms

Hepatic

Uncommon (0.1% to 1%): Elevations of blood bilirubin and transaminases
Postmarketing reports: Hepatitis

Ocular

Postmarketing reports: Visual disturbances, blurred vision

Respiratory

Very common (10% or more): Nasopharyngitis, pharyngitis,
Common (1% to 10%): Cough, epistaxis
Postmarketing reports: Dyspnea

Psychiatric

Postmarketing reports: Aggression, agitation, hallucinations, suicidal ideation, dysgeusia, insomnia

Musculoskeletal

Postmarketing reports: Myalgia

Genitourinary

Postmarketing reports: Urinary retention, dysuria

General

The most common adverse reactions were: somnolence, nasopharyngitis, fatigue, dry mouth and pharyngitis (in 12 years and older); pyrexia, somnolence, cough and epistaxis (in 6 to 12 year olds); pyrexia, diarrhea, vomiting, and otitis media (in 1 to 5 year olds); diarrhea and constipation (in 6 to 11 months of age)

Other

Common (1% to 10%): Pyrexia
Uncommon (0.1% to 1%): Otitis Media
Postmarketing reports: Increased appetite, edema

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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