How quickly does Fexofenadine provide symptom relief after administration, and what factors influence its onset of action?
Sunil JoshiExplorer
How quickly does Fexofenadine begin to relieve allergy symptoms after administration?
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Fexofenadine typically starts working within 1 hour of administration, with peak effects by 2-3 hours. Its onset can be delayed by high-fat meals.