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Extension Study of MT-1303

A Phase II, Multicentre Study to Evaluate the Long-term Safety and Efficacy of MT-1303 in Subjects With Relapsing-remitting Multiple Sclerosis Who Have Completed the MT-1303-E04 Study

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01890655
Enrollment
367
Registered
2013-07-02
Start date
2013-08-31
Completion date
2016-03-31
Last updated
2016-04-11

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

Conditions

Relapsing-remitting Multiple Sclerosis

Keywords

relapsing-remitting multiple sclerosis, RRMS

Brief summary

To evaluate the long-term safety and tolerability of MT-1303 in subjects with relapsing remitting multiple sclerosis (RRMS).

Interventions

Sponsors

Tanabe Pharma Corporation
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

* Completion of the 24-week treatment period in MT-1303-E04 as per protocol * Able to provide written informed consent and to comply with the requirements of the protocol * For males and females of reproductive potential, two methods of contraception must be used throughout the study and for 12 weeks after cessation of study medication. At least one of the methods of contraception must be a barrier method.

Exclusion criteria

* Permanent discontinuation of study medication prior to the end of treatment (EOT) visit in MT-1303-E04 * Newly diagnosed diabetes mellitus during MT-1303-E04

Design outcomes

Primary

MeasureTime frameDescription
Safety assessmentsMonth 18Adverse Events

Secondary

MeasureTime frameDescription
Clinical efficacyMonth 18Annualised relapse rate(ARR)
Magnetic Resonance Imaging (MRI)Month 18Change and percent change in brain volume at EOT

Countries

Belgium, Bulgaria, Canada, Croatia, Czechia, Finland, Germany, Hungary, Italy, Lithuania, Poland, Russia, Serbia, Spain, Turkey (Türkiye), Ukraine, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026