Cetirizine Tablet (Cetirizine Hydrochloride)

Adult dose

Adults and children over 6 years should take 10 mg of cetirizine hydrochloride orally once daily before bedtime. For patients sensitive to adverse reactions, it may be divided into 5 mg doses in the morning and evening. Adjust dosage appropriately based on age and symptoms. For patients with renal impairment, the dosing interval should be adjusted according to kidney function, and the dosage and frequency should be tailored according to creatinine clearance.

Child dose

For children over 6 years old, the dosage is the same as for adults: 10 mg orally once daily before bedtime. Children with kidney impairments should adjust the dosage based on their creatinine clearance and body weight.

This medication should not be taken by individuals who have had allergic reactions to certain components or have a history of allergies to similar medications. Patients with severely diminished kidney function or children under 6 years of age should not use this medication. This medication contains lactose, so patients with a hereditary condition that disrupts lactose digestion should not take it. While taking this medication, avoid concurrent use with certain drugs, such as theophylline or ritonavir. Furthermore, it is important to avoid excessive alcohol intake while using this medication. Patients with kidney or liver problems or the elderly should consult a doctor or pharmacist before use, as dosage adjustments may be necessary. Patients with epilepsy or at risk of seizures should also exercise caution. Patients with conditions that result in difficulty urinating should be careful when taking this medication. Women who are pregnant or breastfeeding should consult a professional before taking this medication, as it may affect the baby, and caution is advised. Excessive dosages can lead to symptoms such as confusion, drowsiness, headache, dizziness, rapid heartbeat, and difficulty urinating, so if these symptoms occur, contact a doctor immediately. During treatment, central nervous system anomalies such as drowsiness and decreased concentration may occur, so be cautious when driving or operating machinery. Additionally, it is advisable to discontinue use of this medication before allergy testing, and taking it with food does not significantly affect absorption. Finally, keep this medication out of the reach of children and store it sealed in its original container.

Serious side effects

Urticaria, severe swelling (edema), angioedema, hypersensitivity shock, severe rash accompanied by high fever, blisters, skin peeling, oral/ocular mucosal pain, difficulty breathing, asthma attack, respiratory problems accompanied by coughing and fever, yellowing of skin or eyes (jaundice), extreme lethargy, sudden and severe headache, lightning headache, seizures, altered consciousness, visual disturbances, paralysis, significantly reduced urinary output, severe systemic symptoms.

Mild side effects

• Confusion
• diarrhea
• dizziness
• fatigue
• headache
• lethargy
• pupil dilation
• itching
• restlessness
• sedation

Drug interactions

Do not take this medication with theophylline or ritonavir.

Food interactions

Do not take this medication with excessive alcohol.

This medication should be stored in a tight container to protect it from air and moisture. It is crucial to maintain a storage temperature between 1 and 30 degrees Celsius.

Appearance

White, rectangular, film-coated tablet

Package unit

30 tablets/bottle, 300 tablets/bottle