Cetirizine (Levocetirizine Hydrochloride)

Adult dose

Adults: Take 1 tablet (Levocetirizine Hydrochloride 5mg) orally once a day regardless of meals. In patients with renal impairment, the dosage should be adjusted according to renal function (creatinine clearance). - Mild (50 ≤ CLCR < 80): 1 tablet once a day - Moderate (30 ≤ CLCR < 50): 1 tablet every 2 days - Severe (10 ≤ CLCR < 30): 1 tablet every 3 days

Child dose

Children aged 6 years and older: Take 1 tablet (Levocetirizine Hydrochloride 5mg) orally once a day regardless of meals. Adjust dosage appropriately according to age and symptoms.

This drug should not be used in patients who have allergic reactions to specific ingredients or have had hypersensitivity to hydroxyzine or piperazine derivatives in the past. Patients with severely impaired renal function or those undergoing dialysis should not be administered this drug. Women who are pregnant or may become pregnant, as well as breastfeeding women, should avoid taking this drug for safety reasons. Infants under 1 year of age should not use this drug, and it is preferable to administer it in liquid form to children under 6 years old rather than in tablet form. Because this tablet contains lactose, it should not be given to patients with lactose intolerance or specific genetic metabolic disorders. Patients with impaired renal or hepatic function, as well as the elderly, should be administered this drug with caution as it may increase blood concentration. Taking this medication may cause neurological symptoms such as drowsiness, headache, or dizziness, so care should be taken when driving or operating machinery. Avoid taking this medication with alcohol or other drugs that affect the central nervous system as it may exacerbate drowsiness or decrease concentration. Patients at risk of urinary retention should be particularly cautious when taking this drug. This drug may affect allergy test results, so it is advisable to discontinue use before an allergy skin test. In cases of overdose, symptoms such as drowsiness or restlessness may occur, and since there is no specific antidote, treatment should be symptomatic. This drug is not effectively removed by dialysis, so caution is required in case of overdose.

Serious side effects

• Urticaria
• severe swelling (edema)
• angioedema
• anaphylactic shock
• hypertension
• respiratory distress

Mild side effects

• Drowsiness
• fatigue
• headache
• numbness
• lethargy
• tiredness
• dizziness
• heaviness in the head
• excitement
• thirst

This medication is sensitive to light, so it should be stored in a container that does not allow light to pass through. Additionally, it should be stored at room temperature between 1 and 30 degrees Celsius. Storing it this way ensures the effectiveness of the drug is maintained safely.

Appearance

White or pale yellow oval film-coated tablet

Package unit

For internal use - 30 tablets/bottle, For internal use - 100 tablets/bottle