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Effects of N-Acetyl-L-Leucine on Niemann-Pick disease type C (NPC): A Phase III, randomized, placebo-controlled, double-blind, crossover study

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-510278-14-00
Acronym
IB1001-301
Enrollment
60
Registered
2024-03-26
Start date
2022-06-16
Completion date
Unknown
Last updated
2025-11-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Niemann-Pick disease type C

Brief summary

The primary endpoint for the study is of the Scale for the Assessment and Rating of Ataxia (SARA). In the US, the Modified SARA is the primary endpoint.

Detailed description

Spinocerebellar Ataxia Functional Index (SCAFI), Quality of Life EQ-5D-5L for patients aged ≥18; EQ-5D-Y for patients aged <18 years, Modified Disability Rating Scale (mDRS), Physician’s, Caregiver’s (if applicable), and Patient’s (if able) Clinical Global Impression of Improvement (CGI-I) comparing end of period I (Visit 4) to baseline (Visit 2), and end of period II (Visit 6) to end of period I (Visit 4

Interventions

Sponsors

Intrabio Limited
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
The primary endpoint for the study is of the Scale for the Assessment and Rating of Ataxia (SARA). In the US, the Modified SARA is the primary endpoint.

Secondary

MeasureTime frame
Spinocerebellar Ataxia Functional Index (SCAFI), Quality of Life EQ-5D-5L for patients aged ≥18; EQ-5D-Y for patients aged <18 years, Modified Disability Rating Scale (mDRS), Physician’s, Caregiver’s (if applicable), and Patient’s (if able) Clinical Global Impression of Improvement (CGI-I) comparing end of period I (Visit 4) to baseline (Visit 2), and end of period II (Visit 6) to end of period I (Visit 4

Countries

Czechia, Germany, Netherlands, Slovakia

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026