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Cabergoline

Phase 4FDA approved

Restless Legs Syndrome | Small molecule | Neurology |Pfizer, Inc.|Trials Updated: Apr 25, 2011

Cabergoline development status

FDA approval on record Aug 11, 2011 as Dostinex
Approval holderPfizer
ApplicationNDA020664
Highest phase Phase 4 (NCT00174239)
Phase scored for PFEPhase 3
Registered trials 6 across 4 sponsors since Sep 2005

Label indication CABERGOLINE is an ergot derivative indicated for the treatment of hyperprolactinemic disorders, either idiopathic or due to pituitary adenomas in adults. Limitations of Use Avoid use of CABERGOLINE for the inhibition or suppression of postpartum physiologic lactation because of the risk of serious adverse reactions [see Warnings and Precautions (5.4) ] . FDA label

Cabergoline target and mechanism

Molecular targetDRD2
Target classAgonist
ModalitySmall molecule

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials2
Total Enrollment404

FDA Designations

No designations recorded

Cabergoline clinical trials

Cabergoline · 2 trials · 1 indication

Phase 3 2
NCT00625547A Study to Determine the Efficacy and Safety of Cabergoline for the Treatment of Patients With RLSRestless Legs Syndrome
COMPLETED361 Analytics
NCT00627003A Study to Evaluate the Efficacy and Safety of Cabergoline Compared With Placebo for the Treatment of RLSRestless Legs Syndrome
COMPLETED43 Analytics
PHASE3COMPLETED
A Study to Determine the Efficacy and Safety of Cabergoline for the Treatment of Patients With RLS
Restless Legs SyndromeUnlock trial analytics
PHASE3COMPLETED
A Study to Evaluate the Efficacy and Safety of Cabergoline Compared With Placebo for the Treatment of RLS
Restless Legs SyndromeUnlock trial analytics

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 to 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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Frequently asked questions about Cabergoline

What is Cabergoline used for in Restless Legs Syndrome?

Cabergoline is a small molecule being developed by Pfizer for the treatment of Restless Legs Syndrome. It has been studied in Phase 3 clinical trials in adults with this neurological condition. The trials were randomized, double-blind, and controlled, evaluating efficacy and safety compared with placebo.

What does Cabergoline target?

Cabergoline targets the dopamine D2 receptor, also known as DRD2, where it acts as an agonist. By activating this receptor, it is designed to influence dopaminergic signaling relevant to Restless Legs Syndrome. This mechanism is distinct from drugs that block or antagonize dopamine receptors.

Who is developing Cabergoline for Restless Legs Syndrome?

Pfizer, Inc. is the developer of Cabergoline for Restless Legs Syndrome. The company trades under the ticker symbol PFE. Pfizer sponsored the Phase 3 clinical trials evaluating the drug in this indication.

What phase is Cabergoline in for Restless Legs Syndrome?

Cabergoline is in Phase 3 development for Restless Legs Syndrome. Two Phase 3 trials have been completed, and no active trials are currently listed. The drug is investigational for this indication and has not been approved by the FDA for treating Restless Legs Syndrome.

What clinical trials is Cabergoline in for Restless Legs Syndrome?

Cabergoline has been evaluated in two completed Phase 3 trials for Restless Legs Syndrome: NCT00627003, which enrolled 43 participants, and NCT00625547, which enrolled 361 participants across Austria, Germany, Sweden, and Switzerland. Both were randomized, double-blind, controlled studies in adults aged 18 years and older.