Status:

COMPLETED

A Study to Evaluate the add-on Efficacy and Safety of Opicapone 50 mg or an Extra Dose of L-DOPA 100 mg for the Treatment of Wearing-off in Patients With PD

Lead Sponsor:

SK Chemicals Co., Ltd.

Conditions:

Parkinson Disease

Eligibility:

All Genders

30+ years

Phase:

PHASE4

Brief Summary

A Study to evaluate the add-on efficacy and safety of opicapone 50 mg or an extra dose of L-DOPA 100 mg for the treatment of wearing-off in patients with PD.

Eligibility Criteria

Inclusion

  • Diagnosed with idiopathic PD according to the UK Parkinson's Disease Society Brain Bank Clinical Diagnostic Criteria (2006) or according to the Movement Disorder Society (MDS) Clinical Diagnostic Criteria (2015).
  • Disease severity Stage III (H\&Y staging) at ON.
  • Treated on a stable regimen for at least four weeks before screening with immediate-release L-DOPA/DDCI, three to four intakes per day, and up to maximum daily dose of 600mg L-DOPA.
  • Signs of wearing-off phenomenon with average total daily OFF-time while awake of at least 1 hour, including the early morning pre-first dose OFF (i.e. the time between wake-up and response to the first L-DOPA/DDCI dosage), despite optimal anti-PD therapy (based on Investigator's assessment).

Exclusion

  • Non-idiopathic PD (atypical Parkinsonism, secondary \[acquired or symptomatic\] parkinsonism, Parkinson-plus syndrome.
  • Severe and/or unpredictable OFF periods, according to Investigator judgment.
  • Average total daily OFF-time while awake of \>5 hours, including the early morning pre-first dose OFF, despite optimal anti-PD therapy (based on Investigator's assessment).
  • Treatment with prohibited medication: entacapone, tolcapone, monoamine oxidase (MAO) inhibitors (except selegiline up to 10 mg/day in oral formulation or 1.25 mg/day in buccal absorption formulation, rasagiline up to 1 mg/day or safinamide up to 100 mg/day), apomorphine or antiemetics with antidopaminergic action (except domperidone) within the last four weeks before screening.
  • Previous or planned (during the entire study duration) deep brain stimulation or stereotactic surgery (e.g. pallidotomy, thalamotomy).

Key Trial Info

Start Date :

June 17 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 18 2022

Estimated Enrollment :

169 Patients enrolled

Trial Details

Trial ID

NCT04821687

Start Date

June 17 2021

End Date

August 18 2022

Last Update

June 1 2023

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Hallym University Sacred Heart Hospital

Anyang-si, Gyeonggi-do, South Korea