Fexofenadine is a specific selective
and competitive histamine H1 receptor antagonist, with twice the affinity
for H1 receptor than terfanadine. It blocks both early and late stages of
allergy effectively.
The drug is used for relieving hay fever and allergy symptoms, such as
sneezing and red, itchy, tearing eyes. It belongs to the class of
antihistamines. It is available in both tablets and capsules form.
Brand Name: Allegra, Telfast
Iupac Name: 2-[4-[1-hydroxy-4-[4-(hydroxy-diphenyl-
methyl)-1-piperidyl]butyl]phenyl]-2- methyl-propanoic acid
Working
The drug acts by blocking histamine, a substance in the human body
responsible for causing allergic symptoms. It causes less drowsiness when
compared to other antihistamines.
Dosage
Allergic Rhinitis: 120 mg once daily
Allergic Skin Conditions: 180 mg daily
Contra-Indications: Hypersensitivity
Side Effects
The drug has certain side effects, that can affect individuals in different
ways. The following are some of the side effects, that are often associated
with the drug:
The drug is not recommended for lactating women.
Disclaimer: The above information is for general understanding
of the visitor. Please consult a registered medical practitioner before
taking the aforesaid medicine.
Injection
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Tablets