Dose-finding Study of MT-1303 in Subjects With Moderate to Severe Chronic Plaque Psoriasis
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ClinicalTrials.gov Identifier: NCT01987843 |
Recruitment Status :
Completed
First Posted : November 19, 2013
Last Update Posted : December 18, 2014
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The primary objectives of the study are:
- To evaluate the safety and tolerability of three dose levels of MT-1303 in subjects with moderate to severe chronic plaque psoriasis.
- To evaluate the efficacy of three doses levels of MT-1303 in subjects with moderate to severe chronic plaque psoriasis compared to placebo after 16 weeks of treatment on Psoriasis Area and Severity Index (PASI).
Condition or disease | Intervention/treatment | Phase |
---|---|---|
Plaque Psoriasis | Drug: MT-1303-Low Drug: MT-1303-Middle Drug: MT-1303-High Drug: Placebo | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 142 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Treatment |
Official Title: | A Phase IIa, Multicentre, Randomised, Double-Blind, Parallel Group, Placebo-Controlled Study to Evaluate Safety, Tolerability and Clinical Efficacy of MT-1303 in Subjects With Moderate to Severe Chronic Plaque Psoriasis |
Study Start Date : | September 2013 |
Actual Primary Completion Date : | September 2014 |
Actual Study Completion Date : | November 2014 |
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
|
Drug: MT-1303-Middle |
Experimental: MT-1303-High
MT-1303-High Dose
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Drug: MT-1303-High |
Placebo Comparator: Placebo
Placebo
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Drug: Placebo |
- Proportion of subjects who achieve PASI 75 (at least 75% reduction from baseline) [ Time Frame: 16 weeks ]

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Ages Eligible for Study: | 18 Years to 65 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Have been diagnosed with plaque psoriasis for at least 6 months prior to screening
- Have moderate to severe chronic plaque psoriasis as defined by PASI score ≥ 12 and BSA ≥ 10% at baseline
- In the investigator's opinion is a candidate for systemic therapy
Exclusion Criteria:
- Non-plaque forms of psoriasis (e.g., guttate, erythrodermic or pustular)
- Current drug-induced or aggravated psoriasis (e.g., a new onset of psoriasis or an exacerbation of psoriasis from beta-blockers, calcium-channel blockers, or lithium carbonate)
- History of any of a list of pre-defined cardiovascular diseases
- History or known presence of any significant infectious, metabolic, oncological, ophthalmological or respiratory system disease or illness likely to render the subject unsuitable for the study.
- Previous exposure to any other S1P receptor modulator
- Receipt of a live vaccine within 28 days prior to randomisation
- Need, or likely need for, treatment with Class I or III anti-arrhythmic drugs or with heart-rate-lowering beta-blockers or calcium-channel blockers, or with any other drugs which can reduce the heart rate
- Clinically significant findings electrocardiogram (ECG) findings.

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): NCT01987843

Responsible Party: | Mitsubishi Tanabe Pharma Corporation |
ClinicalTrials.gov Identifier: | NCT01987843 |
Other Study ID Numbers: |
MT-1303-E06 |
First Posted: | November 19, 2013 Key Record Dates |
Last Update Posted: | December 18, 2014 |
Last Verified: | December 2014 |
Psoriasis Plaque Psoriasis |
Psoriasis Skin Diseases, Papulosquamous Skin Diseases |