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New asthma drug tezspire monitored in Long-Term study

NCT ID NCT05729711

Ongoing Disease control Sponsor: AstraZeneca Source: ClinicalTrials.gov ↗

First seen Nov 01, 2025 · Last updated May 13, 2026 · Updated 31 times

Summary

This study follows 416 adults with severe asthma that is not controlled by existing treatments. Participants receive Tezspire injections over a long period to check for side effects and how well the drug works. The goal is to confirm the drug's safety and effectiveness in real-world use.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • Research Site

    Aichi, Japan

  • Research Site

    Akita, Japan

  • Research Site

    Aomori, Japan

  • Research Site

    Chiba, Japan

  • Research Site

    Fukui, Japan

  • Research Site

    Fukuoka, Japan

  • Research Site

    Gifu, Japan

  • Research Site

    Gunma, Japan

  • Research Site

    Hiroshima, Japan

  • Research Site

    Hokkaido, Japan

  • Research Site

    Hyōgo, Japan

  • Research Site

    Ibaraki, Japan

  • Research Site

    Ishikawa, Japan

  • Research Site

    Kagawa, Japan

  • Research Site

    Kanagawa, Japan

  • Research Site

    Kumamoto, Japan

  • Research Site

    Kyoto, Japan

  • Research Site

    Mie, Japan

  • Research Site

    Miyagi, Japan

  • Research Site

    Nara, Japan

  • Research Site

    Numakunai, Japan

  • Research Site

    Okayama, Japan

  • Research Site

    Osaka, Japan

  • Research Site

    Ōita, Japan

  • Research Site

    Saitama, Japan

  • Research Site

    Shimane, Japan

  • Research Site

    Shizuoka, Japan

  • Research Site

    Tochigi, Japan

  • Research Site

    Tokyo, Japan

  • Research Site

    Toyama, Japan

  • Research Site

    Wakayama, Japan

  • Research Site

    Yamagata, Japan

  • Research Site

    Yamaguchi, Japan

  • Research Site

    Yamanashi, Japan

Conditions

Explore the condition pages connected to this study.

BRONCHIAL ASTHMA (ONLY THE PATIENTS WITH SEVERE OR INTRACTABLE BRONCHIAL ASTHMA WHICH COULD NOT BE CONTROLLED WITH THE EXISTING THERAPY)