A Clinical Study of MR13A9 in Hemodialysis Patients With Pruritus.

NCT ID: NCT03802617

Last Updated: 2025-12-05

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

247 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-02-01

Study Completion Date

2019-10-22

Brief Summary

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Double-blind, Placebo-controlled study to evaluate the dose-response relationship of safety, efficacy and pharmacokinetics of MA13A9 in hemodialysis patients with pruritus.

Detailed Description

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Conditions

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Uremic Pruritus

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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MR13A9 low dose

Group Type EXPERIMENTAL

MR13A9

Intervention Type DRUG

Intravenous administration

MR13A9 medium dose

Group Type EXPERIMENTAL

MR13A9

Intervention Type DRUG

Intravenous administration

MR13A9 high dose

Group Type EXPERIMENTAL

MR13A9

Intervention Type DRUG

Intravenous administration

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Intravenous administration

Interventions

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MR13A9

Intravenous administration

Intervention Type DRUG

Placebo

Intravenous administration

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Japanese with male or female aged ≥ 20
* Patient with Chronic Kidney Disease (CKD) has been on hemodialysis 3 times per week
* Patient receiving treatment for itch
* Patient has a baseline NRS score \> 4

Exclusion Criteria

* Patient has pruritus cause other than CKD or its complications
* Patients has hepatic cirrhosis
* Patient has a known history of allergic reaction to opiates
Minimum Eligible Age

20 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Maruishi Pharmaceutical

INDUSTRY

Sponsor Role collaborator

Kissei Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Naomi Koshihara

Role: STUDY_DIRECTOR

Clinical Development Div.

Locations

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Research Site

Multiple Locations, , Japan

Site Status

Countries

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Japan

References

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Narita I, Tsubakihara Y, Uchiyama T, Okamura S, Oya N, Takahashi N, Gejyo F; MR13A9-4 Trial Investigators. Efficacy and Safety of Difelikefalin in Japanese Patients With Moderate to Severe Pruritus Receiving Hemodialysis: A Randomized Clinical Trial. JAMA Netw Open. 2022 May 2;5(5):e2210339. doi: 10.1001/jamanetworkopen.2022.10339.

Reference Type DERIVED
PMID: 35511180 (View on PubMed)

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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MR13A9-4

Identifier Type: -

Identifier Source: org_study_id

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