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Clinical Trial Details — Status: Active, not recruiting

Administrative data

NCT number NCT04556656
Other study ID # PL101-HD301
Secondary ID 2020-002822-10
Status Active, not recruiting
Phase Phase 3
First received
Last updated
Start date October 16, 2020
Est. completion date March 14, 2024

Study information

Verified date November 2023
Source Prilenia
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This study will evaluate the efficacy and safety of pridopidine 45mg twice daily (BID) in patients with early stage manifest Huntington Disease (HD).


Description:

This is a phase 3, randomized, double-blind, placebo-controlled study to evaluate the efficacy and safety of pridopidine 45 mg BID in patients with early stage HD. Eligible patients who completed the Main Study (65 to 78 weeks) will have the option to enroll into an open-label extension.


Recruitment information / eligibility

Status Active, not recruiting
Enrollment 499
Est. completion date March 14, 2024
Est. primary completion date March 14, 2023
Accepts healthy volunteers No
Gender All
Age group 25 Years and older
Eligibility INCLUSION CRITERIA MAIN STUDY 1. Diagnosis of HD based on clinical features and the presence of =36 CAG repeats in the huntingtin gene 2. Diagnostic confidence level (DCL) of 4 3. Adult-onset HD with onset of signs and symptoms =18 years of age 4. Stage 1 or Stage 2 HD, defined as a UHDRS-TFC score of =7, at screening EXCLUSION CRITERIA 1. Use of pridopidine within 12 months before the baseline visit. 2. Gene therapy at any time 3. Any serious medical condition or clinically significant laboratory, or vital sign abnormality that precludes the patient's safe participation in and completion of the study e.g. significant heart disease within 12 weeks before baseline or history of certain cardiac arrhythmias 4. History of epilepsy or seizures within the last 5 years 5. Pregnant or breastfeeding, or intention to become pregnant during the study

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Pridopidine
Pridopidine hard gelatin capsule
Placebo
Pridopidine-matching placebo hard gelatin capsule

Locations

Country Name City State
Austria Prilenia Investigational site (Site 291) Innsbruck
Canada Prilenia Investigational Site (Site 030) Calgary Alberta
Canada Prilenia Investigational Site (Site 232) Halifax
Canada Prilenia Investigational Site (Site 098) Montréal Quebec
Canada Prilenia Investigational Site (Site 048) Vancouver British Columbia
Czechia Prilenia Investigational Site (Site 388) Prague
France Prilenia Investigational Site (Site 385) Lille
France Prilenia Investigational Site (Site 384) Marseille
France Prilenia Investigational Site (Site 392) Paris
Germany Prilenia Investigational Site (Site 234) Aachen
Germany Prilenia Investigational Site (Site 379) Bochum
Germany Prilenia Investigational Site (Site 377) Lübeck
Germany Prilenia Investigational Site (Site 376) Münster
Germany Prilenia Investigational site (Site 292) Taufkirchen
Germany Prilenia Investigational Site (Site 175) Ulm
Italy Prilenia Investigational Site (Site 249) Bari
Italy Prilenia Investigational Site (Site 394) Bologna
Italy Prilenia Investigational Site (Site 239) Milano
Italy Prilenia Investigational Site (Site 393) Napoli
Italy Prilenia Investigational Site (Site 228) Roma
Netherlands Prilenia Investigational Site (Site 044) Leiden
Netherlands Prilenia Investigational Site (Site 387) Maastricht
Poland Prilenia Investigational Site (Site 386) Gdansk
Poland Prilenia Investigational Site (Site 244) Kraków
Poland Prilenia Investigational Site (Site 246) Warsaw
Spain Prilenia Investigational Site (Site 380) Barcelona
Spain Prilenia Investigational Site (Site 381) Burgos
Spain Prilenia Investigational Site (Site 176) Madrid
Spain Prilenia Investigational Site (Site 382) Valencia
United Kingdom Prilenia Investigational Site (Site 180) Aberdeen
United Kingdom Prilenia Investigational Site (Site 390) Cardiff
United Kingdom Prilenia Investigational Site (Site 378) Newcastle
United States Prilenia Investigational Site (Site 037) Albany New York
United States Prilenia Investigational Site (Site 032) Atlanta Georgia
United States Prilenia Investigational Site (Site 028) Baltimore Maryland
United States Prilenia Investigational Site (Site 017) Boston Massachusetts
United States Prilenia Investigational Site (Site 076) Boston Massachusetts
United States Prilenia Investigational Site (Site 088) Chicago Illinois
United States Prilenia Investigational Site (Site 089) Cincinnati Ohio
United States Prilenia Investigational Site (Site 020) Columbus Ohio
United States Prilenia Investigational Site (Site 061) Davis California
United States Prilenia Investigational Site (Site 119) Durham North Carolina
United States Prilenia Investigational Site (Site 343) Englewood Colorado
United States Prilenia Investigational Site (Site 160) Gainesville Florida
United States Prilenia Investigational Site (Site 199) Houston Texas
United States Prilenia Investigational Site (Site 029) Kansas City Kansas
United States Prilenia Investigational Site (Site 087) Louisville Kentucky
United States Prilenia Investigational Site (Site 031) Nashville Tennessee
United States Prilenia Investigational Site (Site 002) New York New York
United States Prilenia Investigational Site (Site 018) Philadelphia Pennsylvania
United States Prilenia Investigational Site (Site 006) Portland Oregon
United States Prilenia Investigational Site (Site 326) Richmond Virginia
United States Prilenia Investigational Site (Site 027) Saint Louis Missouri
United States Prilenia Investigational Site (Site 051) San Diego California
United States Prilenia Investigational Site (Site 096) Seattle Washington
United States Prilenia Investigational Site (Site 019) Tampa Florida
United States Prilenia Investigational Site (Site 333) Washington District of Columbia
United States Prilenia Investigational Site (Site 083) Wichita Kansas

Sponsors (1)

Lead Sponsor Collaborator
Prilenia

Countries where clinical trial is conducted

United States,  Austria,  Canada,  Czechia,  France,  Germany,  Italy,  Netherlands,  Poland,  Spain,  United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary Change from baseline in the Unified Huntington Disease Rating Scale-Total functional capacity (UHDRS-TFC) score Baseline, 65 weeks
See also
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