Allergy Relief Zyrtec
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Zyrtec
Active Ingredients:
- Cetirizine
How does the medication work?
Zyrtec is a competitive antagonist of histamine which works by blocking H1-histamine receptors. Zyrtec prevents the development and reliefs allergic reactions, possesses anti-exudative and antipruritic action. Zyrtec affects the first histamine dependent stage of allergic reactions, prevents the release of inflammatory mediators, decreases eosinophils, neutrophils and basophils migration, stabilizes the membranes of the mast cells. The medication lowers the permeability of capillaries, prevents the development of edema, decreases spasm of the smooth muscle. In therapeutic doses does not exerts a sedative effect.
Why is Zyrtec prescribed?
- Zyrtec is used in the treatment all year round and seasonal allergic rhinitis and conjunctivitis symptons such as itching, sneezing, lacrimation, hyperemia of the conjunctiva
- Zyrtec is also prescribed for hay fever, hives, chronic idiopathic hives, Quincke's edema and other allergic dermatosis including and atopic dermatitis accompanied by itching and rash.
When Zyrtec should not be taken?
Zyrtec should not be taken
- if you have a hypersensitivity to cetirizine or other ingredients of the medication
- in children under 6 month
- in pregnancy
- in breastfeeding
Zyrtec should be used with caution in kidney failure, elderly patients (gromerural filtration may be decreased).
What side effects are possible with the medicine ?
Zyrtec may cause the following side effects:
- Drowsiness
- Headache
- Dry mouth
- Dizziness
- Itching
- Rash
- Hives
- Migraine
- Dry mouth
- Diarrhea
If any of these side effects occur during the treatment seek medical attention immediately.
This is not a full list of possible Zyrtec side effects. If you notice other adverse effects caused by the preparation inform your doctor or pharmacist.
What are possible drug to drug interactions associated with Zyrtec?
- Opioid narcotics
- Antipsychotics
- Antidepressants
- Sleep medication
- Anti anxiety preparations
All of these medicines may cause severe dizziness and drowsiness when used in combination with Zyrtec
- Xantines (theophylline). Theophylline may cause severe dizziness when used in combination with Zyrtec
Let your doctor know if you are taking any of the above mentioned medicines or other preparations including herbals, vitamins and food supplements as they may change the effectiveness or increase the risk of Zyrtec side effects.
Additional drug information
The medicines should be kept out of reach and sight of children. You should take the medicine exactly as prescribed by your doctor. Avoid off-label use of the medication. If you are unsure about anything related to Zyrtec contact your health care provider or pharmacist. You can also apply to our customer support service.
