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Active, not recruiting Phase 2 Interventional

Safety and Pharmacodynamic Effects of BIIB122 in Participants With LRRK2-Associated Parkinson's Disease (LRRK2-PD)

ClinicalTrials.gov ID: NCT06602193

Public ClinicalTrials.gov record NCT06602193. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 8, 2026, 1:42 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2a, Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety and Pharmacodynamic Effects of BIIB122 in Participants With LRRK2-Associated Parkinson's Disease (LRRK2-PD)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This Phase 2a, multicenter, randomized, 12-week double-blind, placebo-controlled, parallel-group study, followed by an OLE, is designed to evaluate the safety, tolerability, and pharmacodynamic effects of BIIB122 in participants with LRRK2-PD. LRRK2-PD is defined as Parkinson's Disease (PD) in individuals who are heterozygous or homozygous carriers of a pathogenic LRRK2 variant that increases LRRK2 kinase activity.

Study identification

NCT ID
NCT06602193
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Denali Therapeutics Inc.
Industry
Enrollment
50 participants

Conditions and interventions

Interventions

Drug · Other

Eligibility (public fields only)

Age range
30 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 23, 2024
Primary completion
Feb 28, 2027
Completion
Feb 27, 2028
Last update posted
May 26, 2026

2024 – 2028

United States locations

U.S. sites
7
U.S. states
5
U.S. cities
7
Facility City State ZIP Site status
Cedars-Sinai Department of Neurology Los Angeles California 90048
University of California San Francisco San Francisco California 94158
Parkinson's Disease and Movement Disorders Center Boca Raton Florida 33486
Beth Israel Deaconess Medical Center Boston Massachusetts 02215
Ichan School of Medicine at Mount Sinai/Beth Israel Downtown-Movement Disorder Center New York New York 10003
Evergreen Health Laboratory Kirkland Washington 98034
Inland Northwest Research Spokane Washington 99202

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 13 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06602193, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 26, 2026 · Synced Sep 8, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06602193 live on ClinicalTrials.gov.

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