Tezspire

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Generic: tezepelumab

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Information reviewed July 24, 2026

Rank #76 in US TV Ads
Class: TSLP Blocker (Biologic)

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What is it for?

An add-on injection for severe asthma that works across different asthma types, not only eosinophilic.

Primary Condition

Severe asthma

How it works

Blocks TSLP, a protein high in the airway inflammation cascade, reducing multiple inflammatory pathways.

Common Side Effects

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

  • Sore throat
  • Joint pain
  • Back pain
  • Injection site reactions
  • Allergic reactions

Tezspire FAQs

What is Tezspire used for?

Tezspire (tezepelumab) is a prescription medication used to treat Severe asthma. An add-on injection for severe asthma that works across different asthma types, not only eosinophilic.

How does Tezspire work?

Blocks TSLP, a protein high in the airway inflammation cascade, reducing multiple inflammatory pathways.

What are the common side effects of Tezspire?

Commonly reported side effects of Tezspire include Sore throat, Joint pain, Back pain, Injection site reactions, and Allergic reactions. This is not a complete list — tell your doctor or pharmacist about any side effects you experience.

Does Tezspire have any serious warnings?

Tezspire 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 Tezspire?

The active ingredient in Tezspire is tezepelumab, which belongs to a class of medicines known as TSLP Blocker (Biologic).

Who makes Tezspire?

Tezspire is manufactured by Amgen/AstraZeneca. It was first approved in 2021.

How can I save money on Tezspire?

You may be able to lower the cost of Tezspire 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 Tezspire

Other Respiratory medications

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Quick Facts

Manufacturer

Amgen/AstraZeneca

Year Approved

2021

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