NCT00760955

Brief Summary

The purpose of this study is to determine the safety and effectiveness of TAK-583, once daily (QD), in the treatment of neuropathy caused by diabetes mellitus.

Trial Health

90
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
338

participants targeted

Target at P75+ for phase_2

Timeline
Completed

Started Sep 2006

Shorter than P25 for phase_2

Geographic Reach
2 countries

38 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2006

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2008

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2008

Completed
8 months until next milestone

First Submitted

Initial submission to the registry

September 24, 2008

Completed
2 days until next milestone

First Posted

Study publicly available on registry

September 26, 2008

Completed
Last Updated

June 22, 2016

Status Verified

June 1, 2016

Enrollment Period

1.4 years

First QC Date

September 24, 2008

Last Update Submit

June 20, 2016

Conditions

Keywords

Asymmetric Diabetic Proximal Motor NeuropathyDiabetic AmyotrophyDiabetic Autonomic NeuropathyDiabetic PolyneuropathyNeuralgia, DiabeticSymmetric Diabetic Proximal Motor NeuropathyDrug Therapy

Outcome Measures

Primary Outcomes (1)

  • Change from Baseline for a composite measure of Maximal Nerve Conduction Velocity of the Peroneal and Median Motor Nerves and the Median and Sural Sensory Nerves.

    Month 6 or Final Visit

Secondary Outcomes (10)

  • Change from Baseline in Electrophysiological Parameters for Individual Nerves.

    Month 6 or Final Visit

  • Change from Baseline in Sensory Sub-Composite and Motor Sub-Composite Scores.

    Months 3 and 6 or Final Visit

  • Change in Vibration Perception Threshold.

    Months 3 and 6 or Final Visit

  • Change in Pain Scores.

    Months 1, 2, 3, 4, 5, and 6 or Final Visit

  • Change in Neurological Examination Score.

    Months 3 and 6 or Final Visit

  • +5 more secondary outcomes

Study Arms (4)

TAK-583 5 mg QD

EXPERIMENTAL
Drug: TAK-583

TAK-583 50 mg QD

EXPERIMENTAL
Drug: TAK-583

TAK-583 100 mg QD

EXPERIMENTAL
Drug: TAK-583

Placebo QD

PLACEBO COMPARATOR
Drug: Placebo

Interventions

TAK-583 5 mg, tablets, orally, once daily for up to 6 months.

TAK-583 5 mg QD

TAK-583 placebo-matching tablets, orally, once daily for up to 6 months.

Placebo QD

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Female subjects must be post-menopausal or status post documented hysterectomy and bilateral oophorectomy.
  • Has fasting clinical laboratory evaluations within the normal reference range for the testing laboratory, or if not, the results must be deemed not clinically significant by the investigator prior to randomization.
  • Has Type 1 or type 2 diabetes, as defined by World Health Organization Criteria.
  • Has mild to Moderate Diabetic Peripheral Neuropathy defined as:
  • Confirmed abnormality of at least two nerve conduction velocity parameters as defined by the Neurological Core Laboratory.
  • Sural sensory nerve potential amplitude greater than or equal to 1 μV (microvolt).
  • Has glycosylated hemoglobin less than or equal to 10%.
  • Is on stable pain medications for at least 3 weeks prior to randomization, if applicable.
  • Has a glomerular filtration rate calculated by Modification of Diet in Renal Disease of greater than or equal to 45 mL/min/ body surface area.
  • Spot albumin/creatinine ratio of less than 300 mg/g creatinine or 33.9 mg/mmol creatinine.
  • Has acceptable clinical laboratory test results as defined by:
  • Hemoglobin Greater than or equal to 9.0 g/dL or 5.58 mmol/L
  • Thyroid stimulating hormone Within normal limits
  • Free T4 index Within normal limits
  • B12 level Within normal limits
  • +1 more criteria

You may not qualify if:

  • Individuals with a history of other neuropathies due to causes other than diabetes such as alcohol abuse, liver or renal disease, uremia, toxic exposure, genetic factors, autoimmune disorders, inflammatory demyelinating diseases, monoclonal gammopathies; or endocrine, metabolic or nutritional disorders.
  • Has clinical or electrophysiologic evidence of bilateral carpal tunnel syndrome.
  • Has a significant skin abnormality or ulcerative changes in their lower extremities that may interfere with the performance of the study related procedures.
  • Has a body mass index greater than 45 kg/m2.
  • Participants with uncontrolled hypertension or a systolic blood pressure greater than 160 mm Hg or a diastolic blood pressure of greater than 95 mm Hg.
  • Has a history of myocardial infarction, coronary angioplasty or bypass graft, unstable angina pectoris, transient ischemic attacks, clinically significant abnormal electrocardiograms, New York Heart Association Functional Classification III or IV, or documented cerebrovascular accident.
  • Has a marked baseline prolongation of QT/QTc interval (e.g., repeated demonstration of a QTc interval greater than 450 milliseconds).
  • Has a history of additional risk factors for Torsades de pointes.
  • Is required to take or intends to continue taking any disallowed medication, any prescription medication, herbal treatment or over-the counter medication that may interfere with evaluation of the study medication, including:
  • Medications that prolong the QT/QTc interval.
  • Lipoic acid.
  • Linolenic acid (primrose oil).
  • Inositol.
  • Topiramate.
  • Acetyl-L-Carnitine.
  • +16 more criteria

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (38)

Unknown Facility

Mesa, Arizona, United States

Location

Unknown Facility

Peoria, Arizona, United States

Location

Unknown Facility

Phoenix, Arizona, United States

Location

Unknown Facility

Tucson, Arizona, United States

Location

Unknown Facility

Jonesboro, Arkansas, United States

Location

Unknown Facility

Huntington Beach, California, United States

Location

Unknown Facility

La Jolla, California, United States

Location

Unknown Facility

Los Angeles, California, United States

Location

Unknown Facility

Pasadena, California, United States

Location

Unknown Facility

Tustin, California, United States

Location

Unknown Facility

Largo, Florida, United States

Location

Unknown Facility

Miami, Florida, United States

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Unknown Facility

New Port Richey, Florida, United States

Location

Unknown Facility

Palm Beach Gardens, Florida, United States

Location

Unknown Facility

Sunrise, Florida, United States

Location

Unknown Facility

West Palm Beach, Florida, United States

Location

Unknown Facility

Decatur, Georgia, United States

Location

Unknown Facility

Idaho Falls, Idaho, United States

Location

Unknown Facility

Chicago, Illinois, United States

Location

Unknown Facility

Boston, Massachusetts, United States

Location

Unknown Facility

Ann Arbor, Michigan, United States

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Unknown Facility

Las Vegas, Nevada, United States

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Unknown Facility

Englewood, New Jersey, United States

Location

Unknown Facility

Buffalo, New York, United States

Location

Unknown Facility

Staten Island, New York, United States

Location

Unknown Facility

Greenville, North Carolina, United States

Location

Unknown Facility

Cleveland, Ohio, United States

Location

Unknown Facility

Portland, Oregon, United States

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Unknown Facility

Duncansville, Pennsylvania, United States

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Unknown Facility

Dallas, Texas, United States

Location

Unknown Facility

Houston, Texas, United States

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Unknown Facility

San Antonio, Texas, United States

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Unknown Facility

Norfolk, Virginia, United States

Location

Unknown Facility

Vancouver, British Columbia, Canada

Location

Unknown Facility

Kingston, Ontario, Canada

Location

Unknown Facility

North Bay, Ontario, Canada

Location

Unknown Facility

Laval, Quebec, Canada

Location

Unknown Facility

Québec, Quebec, Canada

Location

MeSH Terms

Conditions

Diabetic Neuropathies

Condition Hierarchy (Ancestors)

Peripheral Nervous System DiseasesNeuromuscular DiseasesNervous System DiseasesDiabetes ComplicationsDiabetes MellitusEndocrine System Diseases

Study Officials

  • VP Clinical Science

    Takeda

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 24, 2008

First Posted

September 26, 2008

Study Start

September 1, 2006

Primary Completion

February 1, 2008

Study Completion

February 1, 2008

Last Updated

June 22, 2016

Record last verified: 2016-06

Locations