Maximum dose of zyrtec for adults
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Can adults take zyrtec twice a day!
How Often Can You Take Zyrtec (Cetirizine)?
Dec 05, 2017
Enqui asked
How frequently can I take Zyrtec (cetirizine)?
Answer
Zyrtec (certirizine) is a second generation antihistamine that is dosed once daily (every 24 hours).
Zyrtec dosage 20mg
There are a few situations where twice daily dosing has been used in children which is discussed below.
Zyrtec is most commonly used to treat urticaria, allergic rhinitis, allergies from mold, pets, dust, seasonal allergies from pollen and grasses, as well as post nasal drip.
It comes in a variety of dosage forms including tablets, liquid gels, dissolvable tablets, and a solution.
Dosing Recommendations For Zyrtec
Adults
Zyrtec 5 mg to 10 mg once daily based on severity of allergy symptoms.
Geriatric
Zyrtec 5 mg to 10 mg once daily.
In those over 77 years of age, 5 mg is recommended to avoid side effects and the risk of falls.
Children 6 Years Old & Over
Zyrtec 5 mg to 10 mg once daily. There have been studies that suggest taking 5 mg twice daily (every 12 hours) may be more effective than one 10 mg dose to maintain symptom control
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