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Cabergoline

Phase 3

Restless Legs Syndrome | Small molecule | Other |Pfizer, Inc.|Last Updated: Apr 25, 2011

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindCONTROLLED
Total Trials2
Total Enrollment404
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00625547A Study to Determine the Efficacy and Safety of Cabergoline for the Treatment of Patients With RLSPHASE3 COMPLETED 361Jan 1, 2003Dec 1, 2004Oct 29, 200850 Austria, Germany +2
NCT00627003A Study to Evaluate the Efficacy and Safety of Cabergoline Compared With Placebo for the Treatment of RLSPHASE3 COMPLETED 43Nov 1, 2002May 1, 2003Apr 25, 2011 -
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Study Endpoints
Primary Endpoints
Change from baseline in the total score of the International RLS Study Group Rating Scale (IRLSSG-RS)
Week 6
Time to dropout due to a necessary change in RLS therapy because of augmentation or loss of efficacy (e.g., dose increment of study drug, switch to another therapy, or start of a drug-free period)
Sleep efficiency
Week 5
PLMS-arousal index (PLMS-AI)
Week 5
Secondary Endpoints
RLS quality-of-life questionnaire
Weeks 6 and 30
Clinical Global Impression
Weeks 6 and 30
Patient Global Impression
Weeks 6 and 30
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
1EXPERIMENTAL -
2EXPERIMENTAL -
Interventions
NameTypeDescription
cabergolineDRUGCabergoline oral tablets: 0.5 mg daily on Days 1 to 3, 1.0 mg daily on Days 4 to 7, 1.5 mg daily on Days 8 to 10, and 2.0 mg daily on Days 11 to 14 and then administered as a stable dose for a further 4 weeks; at Week 6, dose could be increased to 3 mg daily if patient experienced insufficient efficacy without impairing adverse events
levodopaDRUGLevodopa oral capsules: 25 mg twice daily on Days 1 to 3, 50 mg twice daily on Days 4 to 7, 100 mg twice daily on Days 8 to 14 and then administered as a stable dose for a further 4 weeks; at Week 6, dose could be increased to 150 mg twice daily if patient experienced insufficient efficacy without impairing adverse events
PlaceboOTHERPlacebo oral tablets administered daily for 5 weeks
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Eligibility Criteria
Age Range18 Years — 75 Years
SexALL
Healthy VolunteersNo
Study Sites50

Inclusion Criteria: * Diagnosis of idiopathic RLS and had all 4 clinical manifestations of RLS * Moderate to severe symptoms of RLS as indicated by an IRLSSG-RS total score greater than or equal to 10 and a severity at night score of greater than or equal to 4 on an 11-point RLS-6 rating scale * No...

Countries:AustriaGermanySwedenSwitzerland
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