Antihistamine
Fexofenadine
Tablet
Quick Summary
Fexofenadine rarely causes drowsiness.
Allergic rhinitis
Hives
Medical Uses
Allergic rhinitis: Seasonal allergies.
Hives: Chronic urticaria.
How it's taken
Take with water; avoid fruit juices around the dose.
Your doctor decides the right dose for you. Follow their instructions and the label.
Common Side Effects
Headache
Sometimes.
Nausea
Rarely.
Dizziness
Rarely.
Interactions
Fruit juices
Grapefruit, orange and apple juice reduce absorption.
Antacids
Separate doses.
Critical Warnings
Kidney problems
Ask your doctor.
Sources and further reading
Last updated 21 October 2026. For more detail, see these trusted health organisations.
- Fexofenadine: drug information(opens in a new tab) · MedlinePlus, US National Library of Medicine
- Fexofenadine: antihistamine medicine that relieves allergy symptoms(opens in a new tab) · NHS