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Completed Phase 2 Interventional Results available

SYN120 Study to Evaluate Its Safety, Tolerability and Efficacy in Parkinson's Disease Dementia (SYNAPSE)

ClinicalTrials.gov ID: NCT02258152

Public ClinicalTrials.gov record NCT02258152. 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 Oct 3, 2026, 2:43 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

SYN120 a Dual 5-HT6/5-HT2A Antagonist Proof of Concept Study to Evaluate Its Safety, Tolerability and Efficacy in Parkinson's Disease Dementia (SYNAPSE)

Brief summary

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

The purpose of this study placebo-controlled, randomized, double-blind study is to assess the safety and efficacy of SYN120 in patients with Parkinson's disease dementia (PDD) already treated with a stable dose of a cholinesterase inhibitor.

Study identification

NCT ID
NCT02258152
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Biotie Therapies Inc.
Industry
Enrollment
82 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
50 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
Dec 22, 2014 (Actual)
Primary completion
Oct 3, 2017 (Actual)
Completion
Oct 3, 2017 (Actual)
Last update posted
Apr 19, 2019

2014 – 2017

United States locations

U.S. sites
20
U.S. states
16
U.S. cities
17
Facility City State ZIP Site status
The University of Alabama at Birmingham Birmingham Alabama 35294 —
Banner Sun Health Research Institute Sun City Arizona 85351 —
UC San Diego La Jolla California 92037 —
Parkinson's Disease & Movement Disorder Center of Boca Raton Boca Raton Florida 33486 —
Augusta University Augusta Georgia 29847 —
Northwestern University, Feinberg School of Medicine Chicago Illinois 60611 —
Rush University Medical Center Chicago Illinois 60612 —
University of Iowa, Carver College of Medicine Iowa City Iowa 52245 —
Parkinson's Disease & Movement Disorder Center, University of Kansas Medical Center Kansas City Kansas 66016 —
Department of Neurology, University of Maryland Parkinson's Disease & Movement Disorder Center Baltimore Maryland 21201 —
Massachusetts General Hospital Boston Massachusetts 02114 —
Struthers Parkinson's Center Golden Valley Minnesota 55427 —
Atlantic Neuroscience Institute Summit New Jersey 07901 —
Duke University Durham North Carolina 27705 —
Wake Forest Baptist Health Sciences Winston-Salem North Carolina 27157 —
Parkinson's Disease Movement Disorder Center Philadelphia Pennsylvania 19107 —
Thomas Jefferson University Philadelphia Pennsylvania 19107 —
Medical University of South Carolina Charleston South Carolina 29425 —
Baylor Univeristy Houston Texas 77030 —
Houston Methodist Neurological Institute/Movement Disorders Clinic Houston Texas 77030 —

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02258152, 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 Apr 19, 2019 · Synced Oct 3, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02258152 live on ClinicalTrials.gov.

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