Description
The active ingredient is called Ceterizine dihydrochloride. It blocks the effects of a substance called histamine which occurs naturally in the body. Histamine is involved in allergic reactions.
Zirtek offers relief from nasal and ocular symptoms of hayfever/seasonal and perennial allergic rhinitis and urticaria (skin rash, itching, redness). It can be used in children over 6 years and in adults.
Directions:
Children aged from 6 to 12 years: Take half a tablet (5mg) twice daily.
Adults and adolescents above 12 years old: Take one tablet daily.
Do not given to children under 6 years.
- Always take this medicine exactly as described in this leaflet or as your doctor or pharmacist has told you. Check with your doctor or pharmacist if you are not sure.
- The tablets need to be swallowed with a glass of liquid.
- The tablet can be divided into equal doses
Who Should Not Take Cetrine
Do not take Cetrine if you:
- Are allergic to cetirizine, hydroxyzine, piperazine derivatives, or any ingredients in the medicine.
- Have severe kidney problems.
- Are pregnant or breastfeeding, unless directed by your doctor.
Use with caution if you have kidney disease, urinary retention, epilepsy, or are taking medicines that may cause drowsiness.
Possible Side Effects
Cetrine is generally well tolerated. The most common side effects are headache, dry mouth, fatigue, dizziness, or mild drowsiness.
Rare side effects can include allergic skin reactions, rapid heartbeat, or swelling of the face or throat.
If you notice severe allergic symptoms or difficulty breathing, stop using Cetrine and seek medical attention immediately.






