Serenzal Solution (Levocetirizine Hydrochloride)

Adult dose

For adults and children aged 6 and older, take 5mg (as a liquid form of 10mL) once daily, regardless of meals. Adult patients with renal impairment should adjust the dose based on renal function (Creatinine clearance (CLCR)). - Mild (50 ≤ CLCR < 80): 5mg once daily - Moderate (30 ≤ CLCR < 50): 5mg once every two days - Severe (10 ≤

Child dose

For children aged 2 years and older, take 1.25mg (as a liquid form of 2.5mL) once, twice daily. For children aged 1 year and older but less than 2 years of age, take 1.25mg (as a liquid form of 2.5mL) once daily.

This medication should not be used by patients with allergies to specific ingredients or hypersensitivity to hydroxizine or piperazine derivatives. It should also not be administered to patients with severely impaired renal function or those undergoing hemodialysis. Pregnant women, women who may become pregnant, and breastfeeding women should not take this medication. It should not be used in infants under 1 year of age, and children under 6 years of age should only receive it in liquid form, not in tablet form. The liquid form contains maltitol, which should be avoided by patients who cannot properly break down fructose. Patients with impaired kidney or liver function and the elderly should use this medication cautiously as it may remain in the body for a longer duration. Taking this medication may lead to central nervous system symptoms such as drowsiness, headache, dizziness, and fatigue. Gastrointestinal symptoms may include dry mouth, nausea, abdominal pain, and diarrhea. In rare cases, rapid or irregular heartbeat may occur, and allergic reactions such as skin rash or swelling may present. Caution should be exercised as visual disturbances or eye redness may occur. Drowsiness or fatigue may result from taking this medication, so care should be exercised when driving or operating machinery. Using alcohol or other central nervous system depressants together with this medication may intensify drowsiness, so it is advisable to avoid combined use. Patients with urinary excretion problems should consult a doctor before taking this medication. The liquid form contains preservatives and sweeteners, which can cause allergic reactions or affect health, so caution is necessary. Concurrent use with other antihistamines or alcohol may exacerbate side effects and should be avoided. It is safest for pregnant and nursing women to refrain from taking this medication, as it can be passed to infants through breast milk. Children and the elderly may require dose adjustments based on kidney function, and it should not be given to infants under 1 year of age. This medication should be discontinued before allergy testing to avoid affecting test results. Overdose may cause drowsiness or anxiety and immediate medical attention should be sought as there is no specific antidote. This medication is not removed by hemodialysis, so special treatment is necessary in case of overdose.

Serious side effects

• Urticaria
• swelling
• angioedema
• anaphylactic shock
• hypertension
• respiratory distress
• urticaria

Mild side effects

• Drowsiness
• lethargy
• headache
• numbness
• somnolence
• fatigue
• dizziness
• heavy feeling
• excitement
• dry mouth

This medication should be stored in a tightly closed container that protects it from light, and it is recommended to keep it at room temperature between 1 to 30 degrees Celsius. Storing it this way will help maintain its effectiveness and prevent degradation.

Appearance

Colorless and transparent solution contained in a brown glass or plastic bottle

Package unit

For domestic use - 500 milliliters/bottle, for export - 75 milliliters/bottle