UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000033745
Receipt number R000038490
Scientific Title Determination of CYP3A activity in patients using plasma amlodipine exposure and metabolism
Date of disclosure of the study information 2018/08/14
Last modified on 2020/08/15 19:13:40

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Basic information

Public title

Determination of CYP3A activity in patients using plasma amlodipine exposure and metabolism

Acronym

Determination of CYP3A activity using plasma amlodipine exposure and metabolism

Scientific Title

Determination of CYP3A activity in patients using plasma amlodipine exposure and metabolism

Scientific Title:Acronym

Determination of CYP3A activity using plasma amlodipine exposure and metabolism

Region

Japan


Condition

Condition

hypertension

Classification by specialty

Medicine in general Cardiology

Classification by malignancy

Others

Genomic information

YES


Objectives

Narrative objectives1

This study aimed to investigate the relationships between endogenous CYP3A metrics including plasma 4beta-hydroxycholesterol and 25-hydroxyvitamin D, and plasma amlodipine exposure and metabolism parameters in patients with hypertension.

Basic objectives2

Pharmacokinetics

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Assessment of CYP3A activity by determining amlodipine and its two metabolites (dehydroamlodipine and O-des[2-aminoethyl]-O-carboxymethyl dehydroamlodipine) in Human Plasma

Key secondary outcomes

Assessment of CYP3A activity by determining plasma 4beta-hydroxycholesterol as an endogenous CYP3A metric


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit


Not applicable

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients treated with AML besylate tablets

Key exclusion criteria

Patients from whom written informed consent was not obtained

Target sample size

200


Research contact person

Name of lead principal investigator

1st name Junichi
Middle name
Last name Kawakami

Organization

Hamamatsu University School of Medicine

Division name

Department of Hospital Pharmacy

Zip code

431-3192

Address

1-20-1 Handayama, Higashi-ku, Hamamatsu, Shizuoka 431-3192, Japan.

TEL

053-435-2623

Email

kawakami@hama-med.ac.jp


Public contact

Name of contact person

1st name Takafumi
Middle name
Last name Naito

Organization

Hamamatsu University School of Medicine

Division name

Department of Hospital Pharmacy

Zip code

4313192

Address

1-20-1 Handayama, Higashi-ku, Hamamatsu, Shizuoka 431-3192, Japan.

TEL

053-435-2623

Homepage URL


Email

naitou@hama-med.ac.jp


Sponsor or person

Institute

Hamamatsu University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

This work was partially supported by HUSM Grant-in-Aid (2016 and 2017).

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Hamamatsu University School of Medicine

Address

1-20-1 Handayama, Higashi-ku, Hamamatsu, Shizuoka 431-3192, Japan.

Tel

053-435-2623

Email

rinri@hama-med.ac.jp


Secondary IDs

Secondary IDs

YES

Study ID_1

16-018

Org. issuing International ID_1

Ethics Committee of Hamamatsu University School of Medicine

Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2018 Year 08 Month 14 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Enrolling by invitation

Date of protocol fixation

2016 Year 05 Month 01 Day

Date of IRB

2016 Year 06 Month 01 Day

Anticipated trial start date

2016 Year 06 Month 01 Day

Last follow-up date

2022 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

Patients with amlodipine treatment are enrolled. Blood samples for determination of CYP3A metrics including 4beta-hydroxycholesterol and amlodipine and its metabolites in plasma are collected at 24 hours after the amlodipine treatment.


Management information

Registered date

2018 Year 08 Month 14 Day

Last modified on

2020 Year 08 Month 15 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000038490


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name