Telfast

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Generic: fexofenadine

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Information reviewed July 24, 2026

Rank #7 in NZ TV Ads
Class: Second-Generation Antihistamine

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What is it for?

A non-drowsy antihistamine advertised in New Zealand for seasonal allergies and chronic hives.

Primary Condition

Hay fever, allergic rhinitis, hives

How it works

Selectively blocks histamine H1 receptors to relieve allergy symptoms without causing drowsiness.

Common Side Effects

This is not a complete list of side effects. Always consult with a doctor.

  • Headache
  • Nausea
  • Dizziness
  • Drowsiness (uncommon)

Telfast FAQs

What is Telfast used for?

Telfast (fexofenadine) is a prescription medication used to treat Hay fever, allergic rhinitis, hives. A non-drowsy antihistamine advertised in New Zealand for seasonal allergies and chronic hives.

How does Telfast work?

Selectively blocks histamine H1 receptors to relieve allergy symptoms without causing drowsiness.

What are the common side effects of Telfast?

Commonly reported side effects of Telfast include Headache, Nausea, Dizziness, and Drowsiness (uncommon). This is not a complete list — tell your doctor or pharmacist about any side effects you experience.

Does Telfast have any serious warnings?

Telfast does not carry an FDA Boxed Warning, but every prescription medicine has risks and possible interactions. Always follow your doctor's instructions and read the medication guide that comes with it.

What is the generic name for Telfast?

The active ingredient in Telfast is fexofenadine, which belongs to a class of medicines known as Second-Generation Antihistamine.

Who makes Telfast?

Telfast is manufactured by Sanofi. It was first approved in 1996.

How can I save money on Telfast?

You may be able to lower the cost of Telfast by using a free pharmacy discount card or by comparing prices across pharmacies before you fill your prescription. Savings vary by pharmacy and location.

Common questions about Telfast

Other Allergy medications

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Quick Facts

Manufacturer

Sanofi

Year Approved

1996

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