Comparison of the Efficacy/Safety of Symbicort® Turbuhaler®,Seretide™ Diskus™ 50/500 µg & Terbutaline Turbuhaler® 0.4 mg
Efficacy and Safety of Symbicort ®Turbuhaler® 160/4.5 µg/Inhalation, Two Inhalations Twice Daily Plus As-needed Compared With Seretide™ Diskus™ 50/500 µg/Inhalation, One Inhalation Twice Daily Plus Terbutaline Turbuhaler 0.4 mg/Inhalation As-needed - a 6-month, Randomised, Double-blind, Parallel-group, Active Controlled, Multinational Phase IIIB Study in Adult and Adolescent Patients With Persistent Asthma (AHEAD).
Sponsor: AstraZeneca
This PHASE3 trial investigates Asthma and is currently completed. AstraZeneca leads this study, which shows 7 recorded versions since 2005 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.
Status Flow
Change History
7 versions recorded-
Oct 2025 — Present [monthly]
Completed PHASE3
-
Sep 2025 — Oct 2025 [monthly]
Completed PHASE3
-
Sep 2024 — Sep 2025 [monthly]
Completed PHASE3
-
Jul 2024 — Sep 2024 [monthly]
Completed PHASE3
-
Jan 2021 — Jul 2024 [monthly]
Completed PHASE3
▶ Show 2 earlier versions
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Jun 2018 — Jan 2021 [monthly]
Completed PHASE3
-
Jan 2017 — Jun 2018 [monthly]
Completed PHASE3
First recorded
May 2005
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- AstraZeneca
For direct contact, visit the study record on ClinicalTrials.gov .
Study Locations
Angers, France , Ashford, Australia , Bad Segeberg, Germany , Bandung, Indonesia , Bangkok, Thailand , Bankstown, Australia , Barcelona, Spain , Beijing, China , Bellville, South Africa , Berlin, Germany and 128 more locations