Extension Study of MT-1303
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT01890655 |
Recruitment Status :
Completed
First Posted : July 2, 2013
Last Update Posted : April 11, 2016
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Condition or disease | Intervention/treatment | Phase |
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Relapsing-remitting Multiple Sclerosis | Drug: MT-1303-Low Drug: MT-1303-Middle Drug: MT-1303-High | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 367 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | 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 |
Study Start Date : | August 2013 |
Actual Primary Completion Date : | March 2016 |
Actual Study Completion Date : | March 2016 |

Arm | Intervention/treatment |
---|---|
Experimental: MT-1303-Low
MT-1303-Low Dose
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Drug: MT-1303-Low |
Experimental: MT-1303-Middle
MT-1303-Middle Dose
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Drug: MT-1303-Middle |
Experimental: MT-1303-High
MT-1303-High Dose
|
Drug: MT-1303-High |
- Safety assessments [ Time Frame: Month 18 ]Adverse Events
- Clinical efficacy [ Time Frame: Month 18 ]Annualised relapse rate(ARR)
- Magnetic Resonance Imaging (MRI) [ Time Frame: Month 18 ]Change and percent change in brain volume at EOT

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Ages Eligible for Study: | 18 Years to 60 Years (Adult) |
Sexes Eligible for Study: | All |
Accepts 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

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01890655
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Study Director: | Ludwig Kappos, MD | University Hospital, Basel, Switzerland |
Responsible Party: | Mitsubishi Tanabe Pharma Corporation |
ClinicalTrials.gov Identifier: | NCT01890655 |
Other Study ID Numbers: |
MT-1303-E05 |
First Posted: | July 2, 2013 Key Record Dates |
Last Update Posted: | April 11, 2016 |
Last Verified: | April 2016 |
relapsing-remitting multiple sclerosis RRMS |
Multiple Sclerosis Multiple Sclerosis, Relapsing-Remitting Sclerosis Pathologic Processes Demyelinating Autoimmune Diseases, CNS |
Autoimmune Diseases of the Nervous System Nervous System Diseases Demyelinating Diseases Autoimmune Diseases Immune System Diseases |