Assess Efficacy and Safety of the Dopamine Agonist Pramipexole Versus Levodopa / Benserazide (Madopar® DR) in Patients With Restless Legs Syndrome
Swiss Restless Legs Syndrome Trial (SRLS) A Double-blind, Randomised, Crossover Trial Investigating the Efficacy and Safety of the Dopamine Agonist Pramipexole (Sifrol®, 0.25-0.75 mg Per Day) Versus Levodopa / Benserazide (Madopar® DR, 125-375 mg Per Day) in Patients With Restless Legs Syndrome
Sponsor: Boehringer Ingelheim
Listed as NCT00144209, this PHASE3 trial focuses on Restless Legs Syndrome and remains completed. Sponsored by Boehringer Ingelheim, it has been updated 6 times since 2003, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.
Status Flow
Change History
6 versions recorded-
Sep 2025 — Present [monthly]
Completed PHASE3
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Sep 2024 — Sep 2025 [monthly]
Completed PHASE3
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Jul 2024 — Sep 2024 [monthly]
Completed PHASE3
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Jan 2021 — Jul 2024 [monthly]
Completed PHASE3
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Jun 2018 — Jan 2021 [monthly]
Completed PHASE3
▶ Show 1 earlier version
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Jan 2017 — Jun 2018 [monthly]
Completed PHASE3
First recorded
Feb 2003
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Boehringer Ingelheim
For direct contact, visit the study record on ClinicalTrials.gov .