Several studies have found cetirizine (Zyrtec) to be more effective than fexofenadine (Allegra) at relieving symptoms of allergic rhinitis and urticaria, and it appears to have a longer duration of action
Don't take more than 4 tablets within a 24-hour period
It is FDA approved to treat seasonal allergic rhinitis and chronic idiopathic urticaria
If you are using the liquid form of this medication, shake the bottle well before If a healthy adult takes only a slightly higher dose of antihistamine, such as accidentally taking two pills instead of one, their symptoms may not be serious, or they
The typical dose for children under 12 years old is 30 mg twice a day
5 mL two times a day
Shake bottle well, before each use
Take your medicine
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Fexofenadine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching
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It is FDA approved to treat seasonal allergic rhinitis and chronic idiopathic urticaria
Maximum dose: 180 mg/day
Watch: If you took 2 of 180mg tab, please have someone watch for you the following signs: headache, vomiting, dizziness (2%), fever, pain, drowsiness etc, a Read More
Shake the fexofenadine suspension well before measuring the dose using a marked measuring spoon or cup
[11] Therapeutically, fexofenadine is a selective peripheral H 1 blocker
Yuppers
pain or tenderness around eyes or cheekbones
Second-generation antihistamines are known for their long duration of action
Children younger than 6 months of age—Use and dose must be determined by your doctor
Allergy and Immunology 37 years experience
Created for people with ongoing healthcare needs but benefits everyone
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Coadministration with grapefruit, apple, or orange juice reduces bioavailability of fexofenadine by inhibiting P-gp; separate administration by at least 4 hr
Some persons are 'slow-metabolizers' and these drugs can be in your system much longer
A decrease of 60% of the dose doesn't mean that you'll get 40% of the drug's effect
Avoid these juices at least 4 hours before and 2 hours after taking Allegra
4 hours after taking 60 mg, twice a day