NCT00309088

Brief Summary

The purpose of the study is to investigate the efficacy and safety for steroid non-resistant MG patients in a double blind, placebo controlled study.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
80

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started Apr 2006

Geographic Reach
1 country

9 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

First Submitted

Initial submission to the registry

March 29, 2006

Completed
2 days until next milestone

First Posted

Study publicly available on registry

March 31, 2006

Completed
1 day until next milestone

Study Start

First participant enrolled

April 1, 2006

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2008

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2008

Completed
Last Updated

August 25, 2014

Status Verified

August 1, 2014

Enrollment Period

2.2 years

First QC Date

March 29, 2006

Last Update Submit

August 22, 2014

Conditions

Keywords

TacrolimusMyasthenia Gravis

Outcome Measures

Primary Outcomes (1)

  • Mean dose of steroid to maintain minimal manifestation(MM)[The dose of steroid should be decreased by the rate of 5mg/alternate day/ 4 weeks after the initiation of tacrolimus or placebo treatment as far as the MM state should be maintained.]

    6 Months

Secondary Outcomes (3)

  • Total amount of steroid therapy (mg)

    6 Months

  • QMG score;MG-ADL

    6 Months

  • Success rate of achievement to the targeted steroid dose

    6 Months

Study Arms (2)

1

EXPERIMENTAL
Drug: tacrolimus

2

PLACEBO COMPARATOR
Drug: placebo

Interventions

oral

Also known as: Prograf, FK506
1

oral

2

Eligibility Criteria

Age16 Years - 64 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Clinically diagnosed as myasthenia gravis
  • Those whose MG symptoms are well-controlled by the treatment with prednisone
  • Steroid non-refractory Myasthenia Gravis: ≧20mg and ≦40mg / alternate day of steroid dose required to maintain

You may not qualify if:

  • Those who have thymoma or the history of thymoma (Masaoka stage III or IV)
  • Patients who received steroid pulse therapy, plasma exchange therapy, globulin therapy or radiation therapy within 12 weeks prior to the initiation of test drug
  • Patients who started the immunosuppressant therapy or increased the dose of immunosuppressant within 12 weeks prior to the initiation of test drug.
  • Patients who had undergone thymectomy within 24 weeks prior to the initiation of test drug.
  • Pancreatitis or diabetes
  • Serum creatinine≦1.5mg/dL

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (9)

Unknown Facility

Chubu Region, Japan

Location

Unknown Facility

Chugoku Region, Japan

Location

Unknown Facility

Hokkaido Region, Japan

Location

Unknown Facility

Hokuriku Region, Japan

Location

Unknown Facility

Kansai Region, Japan

Location

Unknown Facility

Kanto Region, Japan

Location

Unknown Facility

Kyushu Region, Japan

Location

Unknown Facility

Shikoku Region, Japan

Location

Unknown Facility

Tohoku Region, Japan

Location

Related Publications (1)

  • Yoshikawa H, Kiuchi T, Saida T, Takamori M. Randomised, double-blind, placebo-controlled study of tacrolimus in myasthenia gravis. J Neurol Neurosurg Psychiatry. 2011 Sep;82(9):970-7. doi: 10.1136/jnnp-2011-300148. Epub 2011 Jul 22.

MeSH Terms

Conditions

Myasthenia Gravis

Interventions

Tacrolimus

Condition Hierarchy (Ancestors)

Paraneoplastic Syndromes, Nervous SystemNervous System NeoplasmsNeoplasms by SiteNeoplasmsParaneoplastic SyndromesAutoimmune Diseases of the Nervous SystemNervous System DiseasesNeurodegenerative DiseasesNeuromuscular Junction DiseasesNeuromuscular DiseasesAutoimmune DiseasesImmune System Diseases

Intervention Hierarchy (Ancestors)

MacrolidesLactonesOrganic Chemicals

Study Officials

  • Central Contact

    Astellas Pharma Inc

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
phase 3
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

March 29, 2006

First Posted

March 31, 2006

Study Start

April 1, 2006

Primary Completion

June 1, 2008

Study Completion

June 1, 2008

Last Updated

August 25, 2014

Record last verified: 2014-08

Locations