Fexofenadine
- Generic Name
- Fexofenadine
- Brand Names
- Allegra, Allegra-D, Mucinex Non-drowsy Allergy, Wal-fex, Telfast
- Drug Type
- Small Molecule
- Chemical Formula
- C32H39NO4
- CAS Number
- 83799-24-0
- Unique Ingredient Identifier
- E6582LOH6V
- Background
Fexofenadine is an over-the-counter second-generation antihistamine used in the treatment of various allergic symptoms. It is selective for the H receptor, carries little-to-no activity at off-targets, and does not cross the blood-brain barrier - this is in contrast to previous first-generation antihistamines, such as diphenhydramine, which readily bind to o...
- Indication
In the United States, fexofenadine is indicated for the symptomatic treatment of allergic rhinitis in patients ≥2 years old and chronic idiopathic urticaria in patients ≥6 months old. In Canada, fexofenadine carries the same indications but is approved only for patients ≥12 years old. Fexofenadine is also available in combination with pseudoephedrine for the...
- Associated Conditions
- Allergic Rhinitis (AR), Chronic Idiopathic Urticaria, Seasonal Allergic Rhinitis
- Associated Therapies
- Antihistamine
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