NCT00683969

Brief Summary

The efficacy and safety of CellCept (1g po, bid for 36 weeks) will be assessed in patients with myasthenia gravis receiving prednisone, or other corticosteroids. During the study, patients will undergo gradual corticosteroid dose reduction, if they respond to treatment. The anticipated time on study treatment is 3-12 months, and the target sample size is 100-500 individuals.

Trial Health

98
On Track

Trial Health Score

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

Enrollment
136

participants targeted

Target at P25-P50 for phase_3

Timeline
Completed

Started Aug 2004

Typical duration for phase_3

Geographic Reach
14 countries

43 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

August 1, 2004

Completed
2.7 years until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2007

Completed
1.1 years until next milestone

First Submitted

Initial submission to the registry

May 19, 2008

Completed
7 days until next milestone

First Posted

Study publicly available on registry

May 26, 2008

Completed
Last Updated

May 26, 2008

Status Verified

May 1, 2008

First QC Date

May 19, 2008

Last Update Submit

May 23, 2008

Conditions

Outcome Measures

Primary Outcomes (1)

  • Proportion of subjects reaching responder status

    Week 36

Secondary Outcomes (3)

  • Time to start of response

    Event driven

  • Mean and median prednisone dose and cholinesterase inhibitor dose

    Week 36

  • Adverse events, lab parameters, vital signs

    Throughout study

Study Arms (2)

1

EXPERIMENTAL
Drug: mycophenolate mofetil (CellCept)

2

PLACEBO COMPARATOR
Drug: placebo

Interventions

1g bid for 36 weeks

1

po bid for 36 weeks

2

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • adult patients 18 to 80 years of age;
  • diagnosis of myasthenia gravis;
  • history of myasthenia weakness involving more than ocular (ie eye) or peri-ocular muscle;
  • duration of myasthenia gravis symptoms (including ocular symptoms) \<=10 years;
  • prednisone dose \>=20 mg/day (or equivalent alternate-day dose) for \>=4 weeks.

You may not qualify if:

  • female patients who are pregnant, breastfeeding, or lactating;
  • regularly scheduled plasma exchange (PE) or intravenous immunoglobulin (IVIG) treatment, or PE or IVIG treatment within 2 weeks prior to randomization;
  • any prior clinically significant use of CellCept or other immunosuppressive therapy (except corticosteroids), or within 8 weeks prior to randomization.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (43)

Unknown Facility

Sun City, Arizona, United States

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Sacramento, California, 95817, United States

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Miami, Florida, 33136, United States

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Kansas City, Kansas, 66160-7314, United States

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Rochester, New York, 14607, United States

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Chapel Hill, North Carolina, 27599-7025, United States

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Columbus, Ohio, 43210, United States

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Upland, Pennsylvania, 19013-3395, United States

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Dallas, Texas, 75390, United States

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Galveston, Texas, 77555, United States

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Edmonton, Alberta, T6G 2B7, Canada

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London, Ontario, N6A 5A5, Canada

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Bordeaux, France

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Nice, France

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Düsseldorf, 40225, Germany

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München, 81675, Germany

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Regensburg, 93053, Germany

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Tübingen, 72076, Germany

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Hyderabad, India

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Mumbai, India

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New Delhi, India

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Jerusalem, 12000, Israel

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Milan, 20133, Italy

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Roma, 185, Italy

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San Donato Milanese, 20097, Italy

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Mexico City, 06700, Mexico

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Mexico City, 06726, Mexico

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Mexico City, 14000, Mexico

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Leiden, 2300 RC, Netherlands

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Maastricht, 6202 AZ, Netherlands

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Rotterdam, 3015 GD, Netherlands

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Kazan', Russia

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Moscow, Russia

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Nizhniy Novgorad, Russia

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Belgrade, 11000, Serbia and Montenegro

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Barcelona, Spain

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Madrid, Spain

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Kharkiv, 61068, Ukraine

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Kiev, Ukraine

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Zaporizhzhya, 69035, Ukraine

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Liverpool, L9 1AE, United Kingdom

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Oxford, OX2 6HE, United Kingdom

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Unknown Facility

Salford, M6 8HD, United Kingdom

Location

Related Publications (1)

  • Sengupta M, Cheema A, Kaminski HJ, Kusner LL; Muscle Study Group. Serum metabolomic response of myasthenia gravis patients to chronic prednisone treatment. PLoS One. 2014 Jul 17;9(7):e102635. doi: 10.1371/journal.pone.0102635. eCollection 2014.

MeSH Terms

Conditions

Myasthenia Gravis

Interventions

Mycophenolic Acid

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)

CaproatesAcids, AcyclicCarboxylic AcidsOrganic ChemicalsFatty AcidsLipids

Study Officials

  • Clinical Trials

    Hoffmann-La Roche, 973-235-5000

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

May 19, 2008

First Posted

May 26, 2008

Study Start

August 1, 2004

Study Completion

May 1, 2007

Last Updated

May 26, 2008

Record last verified: 2008-05

Locations