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A Multi-Center, Randomized, Single-Blind, Placebo-Controlled Study to Assess the Efficacy, Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of Oral TTI-0102 for Treatment of Patients with Mitochondrial encephalomyopathy, lactic acidosis and strokelike episodes (MELAS).

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-506723-28-00
Acronym
TTI-MITO-001
Enrollment
12
Registered
2024-12-09
Start date
2025-03-20
Completion date
2026-01-12
Last updated
2025-09-22

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

Conditions

lactic acidosis and stroke-like episodes (MELAS), Mitochondrial encephalomyopathy

Brief summary

The primary outcome measure will be “change in functional capacity” based upon the 12-minute walking test (12-MWT) from Day 1/Baseline to Week 24/Study Exit, Safety and tolerability endpoints include the incidence, severity and relationship of adverse events; change in clinical laboratory parameters, physical exam findings, vital signs, 12-lead electrocardiography and seizure activity.

Detailed description

Efficacy: Change over time as measured at Day 1/Baseline, Weeks 4, 8, 12, 16, 20 and Week 24/Study Exit: - Fatigue Severity Scale (FSS); - Quality of Life (WHOQOL-BREF), PK parameters will be determined for cysteamine, pantothenic acid (vitamin B5) and taurine, PD: Change over time as measured at Day 1/Baseline, Weeks 4, 8, 12, 16, 20 and Week 24/Study Exit for pharmacodynamic biomarkers: glutathione, glutathione disulfide, lactate, pyruvate, GDF-15, FGF21, amino acid panel (including alanine).

Interventions

DRUGPearlitol® 100 SD (mannitol)

Sponsors

Thiogenesis Therapeutics
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
The primary outcome measure will be “change in functional capacity” based upon the 12-minute walking test (12-MWT) from Day 1/Baseline to Week 24/Study Exit, Safety and tolerability endpoints include the incidence, severity and relationship of adverse events; change in clinical laboratory parameters, physical exam findings, vital signs, 12-lead electrocardiography and seizure activity.

Secondary

MeasureTime frame
Efficacy: Change over time as measured at Day 1/Baseline, Weeks 4, 8, 12, 16, 20 and Week 24/Study Exit: - Fatigue Severity Scale (FSS); - Quality of Life (WHOQOL-BREF), PK parameters will be determined for cysteamine, pantothenic acid (vitamin B5) and taurine, PD: Change over time as measured at Day 1/Baseline, Weeks 4, 8, 12, 16, 20 and Week 24/Study Exit for pharmacodynamic biomarkers: glutathione, glutathione disulfide, lactate, pyruvate, GDF-15, FGF21, amino acid panel (including alanine).

Countries

France, Netherlands

Outcome results

None listed

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