Actively Recruiting

Phase 2
Age: 40Years +
All Genders
NCT05766813

Lenrispodun as Adjunctive Therapy in the Treatment of Patients With Motor Fluctuations Due to Parkinson's Disease

Led by Intra-Cellular Therapies, Inc. · Updated on 2024-10-23

132

Participants Needed

31

Research Sites

133 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This is a multicenter, randomized, double-blind, placebo-controlled, parallel-group, fixed-dose study in patients with a diagnosis of Parkinson's Disease consistent with the UK Parkinson's Disease Society (UKPDS) Brain Bank diagnostic criteria, who are experiencing wearing off symptoms and levodopa-induced dyskinesia.

CONDITIONS

Official Title

Lenrispodun as Adjunctive Therapy in the Treatment of Patients With Motor Fluctuations Due to Parkinson's Disease

Who Can Participate

Age: 40Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Male or female aged 40 years or older
  • Body mass index between 19.0 and 40.0 kg/m2
  • Diagnosis of Parkinson's Disease consistent with UK Parkinson's Disease Society Brain Bank criteria
  • Hoehn and Yahr stage 2 or 3 while in the ON state
  • Clinically meaningful response to levodopa (levodopa + DDCI combination)
  • Stable and optimal levodopa dose (minimum 100 mg three times daily) for at least 4 weeks before screening, with plans to continue during treatment
  • Stable dose of other anti-parkinsonian medications (if any) for at least 4 weeks before screening, with plans to continue during treatment
  • Experiencing wearing-off symptoms and levodopa-induced dyskinesia
  • Ability to complete and return a Hauser Diary for motor function during screening
  • Has a caregiver to assist with study participation if needed
Not Eligible

You will not qualify if you...

  • History of parkinsonism other than idiopathic Parkinson's Disease, including progressive supranuclear gaze palsy, multiple system atrophy, drug-induced parkinsonism, essential tremor, or primary dystonia
  • Late-stage Parkinson's Disease, severe peak-dose dyskinesia, clinically significant end-dose or biphasic dyskinesia, or unpredictable/widely swinging symptom fluctuations
  • Signs of dementia with MMSE-2:SV score of 24 or lower
  • Use of moderate or strong CYP3A4 inhibitors within 5 half-lives before baseline or CYP3A4 inducers within 2 weeks before baseline
  • Daily use of nonsteroidal anti-inflammatory drugs except acetylsalicylic acid
  • Use of MAO-A inhibitors, phosphodiesterase type 5 inhibitors, or alpha blockers including tamsulosin within 5 half-lives before baseline

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

1
2
3
+1

Trial Site Locations

Total: 31 locations

1

Clinical Site

Phoenix, Arizona, United States, 85013

Actively Recruiting

2

Clinical Site

Scottsdale, Arizona, United States, 85251

Actively Recruiting

3

Clinical Site

Irvine, California, United States, 92697

Actively Recruiting

4

Clinical Site

Loma Linda, California, United States, 92354

Actively Recruiting

5

Clinical Site

Altamonte Springs, Florida, United States, 32714

Actively Recruiting

6

Clinical Site

Boca Raton, Florida, United States, 33486

Actively Recruiting

7

Clinical Site

Coral Springs, Florida, United States, 33067

Actively Recruiting

8

Clinical Site

Hallandale, Florida, United States, 33009

Actively Recruiting

9

Clinical Site

Maitland, Florida, United States, 32751

Not Yet Recruiting

10

Clinical Site

Miami, Florida, United States, 33136

Actively Recruiting

11

Clinical Site

Ocala, Florida, United States, 34470

Actively Recruiting

12

Clinical Site

Orlando, Florida, United States, 32804

Actively Recruiting

13

Clinical Site

Orlando, Florida, United States, 32825

Actively Recruiting

14

Clinical Site

Port Orange, Florida, United States, 32127

Actively Recruiting

15

Clinical Site

Tampa, Florida, United States, 33612

Actively Recruiting

16

Clinical Site

Augusta, Georgia, United States, 30912

Actively Recruiting

17

Clinical Site

Decatur, Georgia, United States, 30030

Actively Recruiting

18

Clinical Site

Kansas City, Kansas, United States, 66160

Actively Recruiting

19

Clinical Site

Farmington Hills, Michigan, United States, 48334

Actively Recruiting

20

Clinical Site

Golden Valley, Minnesota, United States, 55427

Actively Recruiting

21

Clinical Site

Albany, New York, United States, 12208

Not Yet Recruiting

22

Clinical Site

Rock Hill, South Carolina, United States, 29732

Actively Recruiting

23

Clinical Site

Memphis, Tennessee, United States, 38157

Actively Recruiting

24

Clinical Site

Austin, Texas, United States, 78746

Actively Recruiting

25

Clinical Site

Dallas, Texas, United States, 75243

Actively Recruiting

26

Clinical Site

Georgetown, Texas, United States, 78628

Actively Recruiting

27

Clinical Site

Falls Church, Virginia, United States, 22042

Actively Recruiting

28

Clinical Site

Henrico, Virginia, United States, 23233

Actively Recruiting

29

Clinical Site

Kirkland, Washington, United States, 98034

Actively Recruiting

30

Clinical Site

Spokane, Washington, United States, 99202

Actively Recruiting

31

Clinical Site

Milwaukee, Wisconsin, United States, 53226

Actively Recruiting

Loading map...

Research Team

I

ITI Clinical Trials

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

QUADRUPLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

Not the Right Trial for You?

Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.

Already have an account? Log in here

Lenrispodun as Adjunctive Therapy in the Treatment of Patients With Motor Fluctuations Due to Parkinson's Disease | DecenTrialz