Evaluation of Quality of Life (QoL) in Subjects With Highly Active Relapsing Multiple Sclerosis (MS) (CLARIFY MS)
A 2-Year Prospective Study to Assess Health-related Quality of Life In Subjects With Highly-Active Relapsing Multiple Sclerosis Treated With Mavenclad® (CLARIFY MS)
Sponsor: Merck KGaA, Darmstadt, Germany
Listed as NCT03369665, this PHASE4 trial focuses on Multiple Sclerosis and remains completed. Sponsored by Merck KGaA, Darmstadt, Germany, it has been updated 24 times since 2018, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.
Status Flow
Change History
24 versions recorded-
Sep 2025 — Present [monthly]
Completed PHASE4
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Sep 2024 — Sep 2025 [monthly]
Completed PHASE4
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Jul 2024 — Sep 2024 [monthly]
Completed PHASE4
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Oct 2023 — Jul 2024 [monthly]
Completed PHASE4
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Feb 2022 — Oct 2023 [monthly]
Completed PHASE4
Status: Active Not Recruiting → Completed
▶ Show 19 earlier versions
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Oct 2021 — Feb 2022 [monthly]
Active Not Recruiting PHASE4
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Sep 2021 — Oct 2021 [monthly]
Active Not Recruiting PHASE4
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Mar 2021 — Sep 2021 [monthly]
Active Not Recruiting PHASE4
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Jan 2021 — Mar 2021 [monthly]
Active Not Recruiting PHASE4
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May 2020 — Jan 2021 [monthly]
Active Not Recruiting PHASE4
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Feb 2020 — May 2020 [monthly]
Active Not Recruiting PHASE4
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Nov 2019 — Feb 2020 [monthly]
Active Not Recruiting PHASE4
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Sep 2019 — Nov 2019 [monthly]
Active Not Recruiting PHASE4
Status: Recruiting → Active Not Recruiting
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Aug 2019 — Sep 2019 [monthly]
Recruiting PHASE4
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Jul 2019 — Aug 2019 [monthly]
Recruiting PHASE4
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Jun 2019 — Jul 2019 [monthly]
Recruiting PHASE4
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Apr 2019 — Jun 2019 [monthly]
Recruiting PHASE4
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Jan 2019 — Apr 2019 [monthly]
Recruiting PHASE4
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Nov 2018 — Jan 2019 [monthly]
Recruiting PHASE4
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Aug 2018 — Nov 2018 [monthly]
Recruiting PHASE4
Status: Not Yet Recruiting → Recruiting
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Jul 2018 — Aug 2018 [monthly]
Not Yet Recruiting PHASE4
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Jun 2018 — Jul 2018 [monthly]
Not Yet Recruiting PHASE4
-
Mar 2018 — Jun 2018 [monthly]
Not Yet Recruiting PHASE4
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Dec 2017 — Mar 2018 [monthly]
Not Yet Recruiting PHASE4
First recorded
Eligibility Summary
No eligibility information available.
Contact Information
- Merck KGaA, Darmstadt, Germany
For direct contact, visit the study record on ClinicalTrials.gov .
Study Locations
Aalborg, Denmark , Ancona, Italy , Athens, Greece , Bayonne, France , Bordeaux, France , Braga, Portugal , Bratislava, Slovakia , Brno, Czechia , Brussels, Belgium , Budapest, Hungary and 64 more locations