A 24-Week Efficacy and Safety Study to Assess Budesonide and Formoterol Fumarate Metered Dose Inhaler in Adult and Adolescent Participants With Inadequately Controlled Asthma (VATHOS) (VATHOS)
A Randomized, Double-Blind, Parallel Group, Multicenter 24 Week Study to Assess the Efficacy and Safety of Budesonide and Formoterol Fumarate Metered Dose Inhaler Relative to Budesonide Metered Dose Inhaler and Open-Label Symbicort® Turbuhaler® in Participants With Inadequately Controlled Asthma (VATHOS).
Sponsor: AstraZeneca
A PHASE3 clinical study on Asthma, this trial is completed. The trial is conducted by AstraZeneca and has accumulated 32 data snapshots since 2022. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.
Status Flow
Change History
32 versions recorded-
Feb 2026 — Present [monthly]
Completed PHASE3
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Sep 2025 — Feb 2026 [monthly]
Completed PHASE3
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Aug 2025 — Sep 2025 [monthly]
Completed PHASE3
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Apr 2025 — Aug 2025 [monthly]
Completed PHASE3
Status: Active Not Recruiting → Completed
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Jan 2025 — Apr 2025 [monthly]
Active Not Recruiting PHASE3
▶ Show 27 earlier versions
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Oct 2024 — Jan 2025 [monthly]
Active Not Recruiting PHASE3
Status: Recruiting → Active Not Recruiting
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Sep 2024 — Oct 2024 [monthly]
Recruiting PHASE3
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Aug 2024 — Sep 2024 [monthly]
Recruiting PHASE3
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Jul 2024 — Aug 2024 [monthly]
Recruiting PHASE3
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May 2024 — Jul 2024 [monthly]
Recruiting PHASE3
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Apr 2024 — May 2024 [monthly]
Recruiting PHASE3
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Mar 2024 — Apr 2024 [monthly]
Recruiting PHASE3
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Jan 2024 — Mar 2024 [monthly]
Recruiting PHASE3
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Dec 2023 — Jan 2024 [monthly]
Recruiting PHASE3
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Nov 2023 — Dec 2023 [monthly]
Recruiting PHASE3
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Oct 2023 — Nov 2023 [monthly]
Recruiting PHASE3
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Sep 2023 — Oct 2023 [monthly]
Recruiting PHASE3
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Aug 2023 — Sep 2023 [monthly]
Recruiting PHASE3
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Jul 2023 — Aug 2023 [monthly]
Recruiting PHASE3
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Jun 2023 — Jul 2023 [monthly]
Recruiting PHASE3
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May 2023 — Jun 2023 [monthly]
Recruiting PHASE3
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Apr 2023 — May 2023 [monthly]
Recruiting PHASE3
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Mar 2023 — Apr 2023 [monthly]
Recruiting PHASE3
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Dec 2022 — Mar 2023 [monthly]
Recruiting PHASE3
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Nov 2022 — Dec 2022 [monthly]
Recruiting PHASE3
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Sep 2022 — Nov 2022 [monthly]
Recruiting PHASE3
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Jul 2022 — Sep 2022 [monthly]
Recruiting PHASE3
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Jun 2022 — Jul 2022 [monthly]
Recruiting PHASE3
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May 2022 — Jun 2022 [monthly]
Recruiting PHASE3
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Apr 2022 — May 2022 [monthly]
Recruiting PHASE3
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Mar 2022 — Apr 2022 [monthly]
Recruiting PHASE3
Status: Not Yet Recruiting → Recruiting
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Feb 2022 — Mar 2022 [monthly]
Not Yet Recruiting PHASE3
First recorded
Jan 2022
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
Ajax, Canada , Atlanta, United States , Austin, United States , Badalona, Spain , Bakersfield, United States , Barcelona, Spain , Beaumont, United States , Bellevue, United States , Berlin, Germany , Bilbao, Spain and 105 more locations