Clinical trial Recruiting at 1 site Phase 4 Interventional Ages 18 and up

Comparing two formulations of tacrolimus for liver transplant patients

Official title: Tacrolimus Associated Tremors in Liver Transplant Recipients: a Randomized Open Label Trial Comparing De Novo Extended-release Once Daily (LCP-TAC) and Twice Daily Immediate-release (IR-TAC) Tacrolimus Formulations

Run by University of British Columbia · NCT05089604 · Data updated 2026-11-12

This study is testing whether a new extended-release version of tacrolimus causes fewer and less severe tremors in liver transplant patients compared to the standard immediate-release version.

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Quick facts

PhasePhase 4
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment124 (estimated)
SponsorUniversity of British Columbia
Academic / other
Locations1 site (Vancouver, British Columbia)
StatusRecruiting
StartedJanuary 9, 2023
Main results expectedJanuary 1, 2026
Study endsDecember 31, 2026
Registry record updatedJanuary 2, 2024
Trial IDNCT05089604 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 and older who are receiving their first liver transplant and are eligible to start tacrolimus within 7 days post-transplant.

Probably not a fit

Patients with a history of tremors or those receiving combined organ transplants will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates the risk of tremors in liver transplant recipients using two different formulations of tacrolimus: an extended-release version (Envarsus) and an immediate-release version. It is a randomized open-label trial involving de novo liver transplant patients who will receive either formulation in combination with mycophenolate and short-term corticosteroids. The aim is to determine if the extended-release formulation results in fewer and less severe tremors compared to the immediate-release formulation. The study will utilize wearable sensors to monitor tremor incidence and severity.

Why it matters

Potential benefit: If successful, this study could lead to improved management of tremors in liver transplant patients, enhancing their quality of life.

How similar studies have gone: Previous studies have shown that extended-release formulations can improve tolerability in other transplant populations, suggesting potential success for this approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Adults aged 18 years or older
2. Recipients of a first-time liver transplant
3. eGFR more than 30 ml/min on the day of tacrolimus initiation
4. All patients who are eligible to initiate Tacrolimus within 7 days post-liver transplant
5. Informed consent

Exclusion Criteria:

1. Recipients of prior organ transplant
2. Need for hemodialysis either prior or following liver transplantation
3. Recipients of living donor liver or split deceased donor liver allografts
4. Recipients of combined liver/kidney transplants
5. Recipients receiving liver allografts from donors with HCV viremia (detected through nucleic acid testing or other means)
6. Patients with a history of tremor prior to transplantation including essential tremors, Parkinson's or Parkinsonian syndromes
7. Patients receiving concomitant medications known to induce tremors such as dopamine blocking agents
8. Baseline TSH, T3, T4 indicating hyperthyroidism

Where it's running

  • Vancouver General Hospital
    Vancouver, British Columbia, Canada
    Recruiting

Study contacts

  • Principal investigator: Trana Hussaini, Pharm D — University of British Columbia
  • Study coordinator: Trana Hussaini
  • Email: trana.hussaini@vch.ca
  • Phone: 6043284930

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.