Zyrtec Tablets (Cetirizine Hydrochloride)

Adult dose

Adults and children aged 6 years and older should take an oral dose of 10mg of cetirizine hydrochloride once daily before bedtime. Patients sensitive to adverse reactions may take 5mg split into morning and evening doses. Patients with renal impairment should adjust the dosage and frequency according to their renal function, with different dosages based on creatinine clearance.

Child dose

Children aged 6 years and older should take an oral dose of 10mg once daily before bedtime, similar to adults. Pediatric patients with renal impairment should adjust their dosage individually based on renal clearance and weight.

It is safe to avoid this medication if you have had allergic reactions to specific components. Patients with severely impaired kidney function or children under the age of 6 should not use this medication. Those with lactose intolerance or specific genetic abnormalities should also avoid taking it. Caution is advised when using this medication in conjunction with specific drugs, as it may alter the effects of those medications. Excessive alcohol consumption while taking this medication can increase the risk of side effects. Patients with weak kidney or liver function, elderly individuals, epilepsy patients, and women who are pregnant or nursing must consult healthcare professionals before taking it. This medication may worsen issues with urination, so patients with related conditions should be careful. If severe side effects occur during treatment, discontinue use immediately and consult a doctor. In cases of overdose, central nervous system symptoms or gastrointestinal symptoms may appear, and symptomatic treatment is required as there is no specific antidote. It is advisable to stop taking this medication before allergy testing, and caution is required when driving or operating machinery. Taking it with food maintains efficacy but may slightly slow absorption. Finally, store in a safe place out of reach of children, and keep the medication in its original container.

Serious side effects

Hives, severe swelling (edema), hypersensitivity shock, angioedema, severe rash with high fever, blisters, peeling skin, pain in mouth/eyes mucosa, shortness of breath or difficulty breathing, asthma attacks, respiratory abnormalities accompanied by cough + fever, yellowing of skin or eyes (jaundice), extreme lethargy, sudden and severe headache, lightning headache, seizures, confusion of consciousness, visual disturbances, paralysis, significantly reduced urination

Mild side effects

• Drowsiness
• headache
• fatigue
• numbness
• weakness
• anxiety
• sensory disturbances
• lethargy
• tiredness
• dizziness

Drug interactions

Do not take this medication with theophylline or ritonavir.

Food interactions

Do not take this medication with excessive alcohol.

Store this medication in a tightly closed container to protect it from air and humidity, preferably at a temperature between 1 to 30 degrees Celsius. Storing it this way will help safely maintain the effectiveness of the medication.

Appearance

White, rectangular film-coated tablets

Package unit

10 tablets (10 tablets * 1 PTP), 100 tablets (10 tablets * 10 PTP)