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A Conversion Study to Assess Safety and Efficacy of a MR4 Based Immunosuppressive Regimen in Stable Liver Recipients

A Multicenter, Open, Single Sequence Crossover Study to Assess the Safety and Efficacy of a Tacrolimus Modified Release, FK506E (MR4), Based Immunosuppressive Regimen in Stable Liver Transplant Patients Converted From a Prograf® Based Immunosuppressive Regimen

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00384202
Enrollment
112
Registered
2006-10-05
Start date
2006-10-31
Completion date
2007-11-30
Last updated
2014-07-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Transplantation

Keywords

Tacrolimus, Liver Transplantation

Brief summary

Assessment of the safety and the efficacy of a tacrolimus modified release (MR4) based immunosuppressive regimen in stable liver transplant subjects converted on a 1:1 (mg:mg) basis from a Prograf® based immunosuppressive regimen.

Detailed description

Multicenter, open, single sequence crossover study. Subject Enrolment: Prograf® administered twice daily is replaced by Prograf as study medication, administered twice daily. Six weeks Prograf-Treatment Phase to confirm compliance to regimen stability requirements (see Inclusion and Exclusion Criteria), and collection of data under Prograf treatment. Conversion from Prograf (twice daily, morning & evening dosing) total daily dose to MR4 once daily (only morning dosing) on a 1:1 (mg:mg) basis on Day 1. Twelve weeks MR4-Treatment Phase with study assessments for safety and efficacy.

Interventions

DRUGTacrolimus

Immunosuppression

Sponsors

Astellas Pharma Inc
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Liver transplant at least 12 months prior to enrollment. * Prograf® dose remained unchanged for a minimum of 12 weeks prior to enrollment and tacrolimus whole blood trough level measurements were in the range of 5-15 ng/mL.

Exclusion criteria

* Any unstable medical condition that could interfere with the study objectives in the opinion of the investigator.

Design outcomes

Primary

MeasureTime frame
Creatinine clearance12 weeks

Secondary

MeasureTime frame
Blood pressure, HbA1c, Acute rejection episodes12 weeks

Countries

France, Germany, Ireland, Poland, Spain, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026