NCT03527238

Brief Summary

Clinical trial applying Phenotypic Precision Medicine (PPM) to tacrolimus dosing in liver and/or kidney transplant recipients to show improvement in maintaining drug trough levels within the target range.

Trial Health

90
On Track

Trial Health Score

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

Enrollment
62

participants targeted

Target at P50-P75 for phase_2

Timeline
Completed

Started Sep 2018

Typical duration for phase_2

Geographic Reach
2 countries

3 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

May 4, 2018

Completed
13 days until next milestone

First Posted

Study publicly available on registry

May 17, 2018

Completed
4 months until next milestone

Study Start

First participant enrolled

September 21, 2018

Completed
1.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 2, 2020

Completed
1.2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

August 31, 2021

Completed
3 months until next milestone

Results Posted

Study results publicly available

December 10, 2021

Completed
Last Updated

December 10, 2021

Status Verified

December 1, 2021

Enrollment Period

1.7 years

First QC Date

May 4, 2018

Results QC Date

November 12, 2021

Last Update Submit

December 9, 2021

Conditions

Keywords

Phenotypic Precision Medicine (PPM)TacrolimusCalcineurin Inhibitors

Outcome Measures

Primary Outcomes (1)

  • Tacrolimus Target Trough Level Maintenance

    Percentage of Days Far (\> 2 ng/mL) Out of Range of Tacrolimus Target Trough Level

    2 weeks

Study Arms (2)

Standard of Care

ACTIVE COMPARATOR

Standard of Care Tacrolimus Drug Dosing

Drug: Tacrolimus

Phenotypic Precision Medicine (PPM)

EXPERIMENTAL

PPM-based Computation Assisted Drug Dosing

Other: PPM-based Computation Assisted Drug DosingDrug: Tacrolimus

Interventions

Tacrolimus dosing based on application of PPM.

Also known as: Computation based dosing
Phenotypic Precision Medicine (PPM)

Dosing of calcineurin inhibitor, tacrolimus

Phenotypic Precision Medicine (PPM)Standard of Care

Eligibility Criteria

Age18 Years - 99 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • adults undergoing liver and/or kidney transplantation

You may not qualify if:

  • transplant patients with contraindications to tacrolimus

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

UCLA

Los Angeles, California, 90095, United States

Location

UF Health at the University of Florida

Gainesville, Florida, 32610, United States

Location

National University of Singapore

Singapore, 119077, Singapore

Location

Related Publications (1)

  • Khong J, Lee M, Warren C, Kim UB, Duarte S, Andreoni KA, Shrestha S, Johnson MW, Battula NR, McKimmy DM, Beduschi T, Lee JH, Li DM, Ho CM, Zarrinpar A. Tacrolimus dosing in liver transplant recipients using phenotypic personalized medicine: A phase 2 randomized clinical trial. Nat Commun. 2025 May 16;16(1):4558. doi: 10.1038/s41467-025-59739-6.

MeSH Terms

Interventions

Tacrolimus

Intervention Hierarchy (Ancestors)

MacrolidesLactonesOrganic Chemicals

Results Point of Contact

Title
Ali Zarrinpar
Organization
University of Florida

Study Officials

  • Ali Zarrinpar, MD PhD

    University of Florida

    PRINCIPAL INVESTIGATOR

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
No

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
SUPPORTIVE CARE
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 4, 2018

First Posted

May 17, 2018

Study Start

September 21, 2018

Primary Completion

June 2, 2020

Study Completion

August 31, 2021

Last Updated

December 10, 2021

Results First Posted

December 10, 2021

Record last verified: 2021-12

Locations