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临床试验/2024-515542-16-03
2024-515542-16-03已完成4 期

Personalized Use of Resources Study (PURE)

Stichting Amsterdam UMC1 个研究点 分布在 1 个国家目标入组 25 人开始时间: 2025年1月17日最近更新:

试验速览

阶段
4 期
状态
已完成
入组人数
25
试验地点
1
主要终点
The objective is to evaluate if the LCPT dose can be reduced in comparison with tacrolimus-ER and still achieve similar tacrolimus levels in the therapeutic range in patients who have a C/D ratio < 1.05 ng/mL×1/mg.

研究概览

简要总结

The objective is to evaluate if the LCPT dose can be reduced in comparison with tacrolimus-ER and still achieve similar tacrolimus levels in the therapeutic range in patients who receive tacrolimus who need a relatively high dose of tacrolimus, a C/D ratio < 1.05

入排标准

年龄范围
18 years 至 65+ years(65+ Years, 18-64 Years)
接受健康志愿者

入选标准

  • Patients aged 18 to 70 years, inclusive, with a stable renal function; b. Patients who are at least 6 months until five years after first transplantation, who are not immunized (PRA<5%), with therapeutic tacrolimus concentrations between 4-9 ng/L, who are on a stable tacrolimus dose (same dosage of Tacrolimus extended release for the last month), with a C/D ratio < 1.05 ng/mL×1/mg; c. Patients must provide written informed consent; and d. Patients of childbearing potential must agree to use highly effective methods of contraception during the study.

排除标准

  • a. Patient received or is receiving treatment for acute rejection prior to initiation of study; b. Donor Specific antibody positivity and patients who are immunized (PRA≥5%); c. Chronic diarrhoea; d. Use of phenytoin, carbamazepine, phenobarbital, primidone, rifampin, caspofungin, erythromycin, clarithromycin, fluconazole, ketoconazole, itraconazole, posaconazole, voriconazole, fluoxetine, fluvoxamine, sertraline, venlafaxine, mirtazapine, paroxetine, diltiazem, verapamil, or amiodarone; e. Thyroid dysfunction; f. Excessive use of caffeine (more than use of 5 IE daily); g. Excessive use of alcohol (more than 2 IE daily); or h. Patients who are pregnant.

结局指标

主要结局

The objective is to evaluate if the LCPT dose can be reduced in comparison with tacrolimus-ER and still achieve similar tacrolimus levels in the therapeutic range in patients who have a C/D ratio < 1.05 ng/mL×1/mg.

The objective is to evaluate if the LCPT dose can be reduced in comparison with tacrolimus-ER and still achieve similar tacrolimus levels in the therapeutic range in patients who have a C/D ratio < 1.05 ng/mL×1/mg.

次要结局

  • To evaluate if the switch design of the study leads to a lower pill burden; - to evaluate if the LCPT switch leads to less side effects; - to evaluate if the LCPT switch leads to less variability in trough levels; - to evaluate if patients with CYP3A5*1 allele is a factor to consider when prescribing tacrolimus variants; and - to evaluate differences in Cmax, Tmax and 24hour AUC levels.

研究者

申办方类型
Hospital/Clinic/Other health care facility
责任方
Principal Investigator
主要研究者

drs Nienke Manson

Scientific

Stichting Amsterdam UMC

研究点 (1)

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