Medication info

Dong-A Pharmaceutical Alijwon Q Soft Capsule (Cetirizine Hydrochloride)

OTC medicationSoft capsule
Ingredient · strength
Cetirizine Hydrochloride›10mg / 1 capsule
Manufacturer / importer
동아제약(주)
Appearance
A translucent, pale yellow, oval soft capsule filled with a colorless transparent liquid
Packaging
30 capsules/box [(10 capsules/PTP x 3)]
Approval status
Active

MFDS item code 202502742 · Notified 2025.10.24

Summary

Main use
Relief of symptoms such as allergic rhinitis, conjunctivitis, and chronic urticaria
Who uses it
Adults · Children
Adult dosage
Adults and children aged 6 years and older should take 10mg of cetirizine hydrochloride orally once daily before bedtime. Patients sensitive to side effects may take 5mg in the morning and evening, with appropriate adjustments according to age and symptoms. Patients with renal impairment should adjust dosage and dosing intervals based on creatinine clearance. - Normal (≥80 mL/min): once daily, 10mg - Mild (50-79 mL/min
Children's dosage
Children aged 6 years and older should take 10mg orally once daily before bedtime, the same as adults. For pediatric patients with renal impairment, dosage should be adjusted individually based on the patient's renal clearance and weight.

Ingredients

Importer
동아제약(주)

Efficacy & effects

Relief of symptoms such as allergic rhinitis, conjunctivitis, and chronic urticaria

  • Seasonal allergic rhinitis
  • perennial allergic rhinitis
  • allergic conjunctivitis
  • chronic idiopathic urticaria
  • skin pruritus
View approved original text

This medicine is primarily used to improve seasonal and perennial allergic rhinitis, allergic conjunctivitis, chronic idiopathic urticaria, and skin pruritus.

Dosage and Administration

Adult dosage

Adults and children aged 6 years and older should take 10mg of cetirizine hydrochloride orally once daily before bedtime. Patients sensitive to side effects may take 5mg in the morning and evening, with appropriate adjustments according to age and symptoms. Patients with renal impairment should adjust dosage and dosing intervals based on creatinine clearance. - Normal (≥80 mL/min): once daily, 10mg - Mild (50-79 mL/min

Children's dosage

Children aged 6 years and older should take 10mg orally once daily before bedtime, the same as adults. For pediatric patients with renal impairment, dosage should be adjusted individually based on the patient's renal clearance and weight.

Precautions

This medicine should not be taken by patients with allergies to specific ingredients, severely impaired renal function, or children under 6 years of age. It is advisable not to take this medicine in conjunction with certain medications such as theophylline or ritonavir during treatment. Taking this medicine with alcohol may increase the risk of side effects, so it should be avoided. Patients with kidney or liver problems, the elderly, epilepsy patients, pregnant women, or nursing mothers should consult a doctor or pharmacist before using this product. Because this medicine is primarily excreted through the kidneys, individuals with reduced kidney function may require caution as blood concentration can increase. Pregnant women or nursing mothers should take this medicine carefully due to insufficient research on its effects on the fetus or newborn. If severe drowsiness, headache, confusion, dyspepsia, skin rash, liver function abnormalities, or other unusual symptoms occur during treatment, stop taking it immediately and consult a healthcare provider. In the case of overdose, central nervous system effects such as confusion, drowsiness, rapid heartbeat, and urinary issues may arise, and immediate medical attention should be sought. It is advisable to discontinue this medicine before allergy testing and caution is needed when driving or operating machinery. Taking this medicine with food may slow the absorption rate, but it will not decrease the amount absorbed.

Side effects and when to seek care immediately

Serious side effects

Severe swelling (edema), hives, chest tightness, difficulty breathing, cold sweat, paleness, severe rash with high fever, blisters, skin peeling, pain in oral/ocular mucous membranes, shortness of breath or difficulty breathing, asthma attack, respiratory abnormalities accompanied by cough and fever, yellowing of skin or eyes (jaundice), extreme heaviness throughout the body, sudden and severe headache, thunderclap headache, seizures, confusion of consciousness, visual disturbances, paralysis, urination.

Mild side effects

  • Drowsiness
  • headache
  • lethargy
  • numbness
  • weakness
  • anxiety
  • sensory abnormalities
  • sluggishness
  • fatigue
  • dizziness
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  • heaviness in the head
  • agitation
  • seizures
  • movement disorders
  • muscular tension abnormalities
  • syncope
  • tremors
  • aggressiveness
  • confusion
  • depression
  • hallucinations
  • insomnia
  • tic disorders
  • amnesia
  • memory disorders
  • suicidal thoughts
  • nightmares
  • thirst
  • dry lips
  • nausea
  • loss of appetite
  • abdominal discomfort
  • dyspepsia
  • abdominal pain
  • gastric discomfort
  • diarrhea
  • vomiting
  • gastrointestinal disturbances
  • mouth.

Not everyone experiences these, and they can vary from person to person.

Storage

This medicine should be stored in a tightly sealed container to prevent exposure to air or moisture. It is advisable to maintain a storage temperature between 1 degree and 30 degrees Celsius at room temperature. Proper storage will help maintain the efficacy of the medicine for a longer period.

Appearance and packaging

Appearance

A translucent, pale yellow, oval soft capsule filled with a colorless transparent liquid

Package unit

30 capsules/box [(10 capsules/PTP x 3)]

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.