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Terminated Phase 3 Interventional

A Study to Evaluate the Safety and Efficacy of Difelikefalin in Advanced Chronic Kidney Disease Patients With Moderate-to-Severe Pruritus

ClinicalTrials.gov ID: NCT05342623

Public ClinicalTrials.gov record NCT05342623. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 7, 2026, 2:39 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter, Randomized, Double-blind, Placebo-controlled 12-Week Study to Evaluate the Safety and Efficacy of Oral Difelikefalin in Advanced Chronic Kidney Disease Subjects With Moderate-to-Severe Pruritus With an up to 52-Week Long-term Extension

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a multicenter, double-blind, randomized, placebo-controlled study to evaluate the safety and efficacy of oral difelikefalin administered as a 1 mg tablet once daily compared to placebo in reducing the intensity of itch in advanced chronic kidney disease (CKD) patients with moderate-to-severe pruritus. This study is comprised of an Efficacy Assessment Phase and a Long-term Extension Phase. The Efficacy Assessment Phase includes a double-blind 12-week Treatment Period (Treatment Period 1), and the Long-term Extension Phase includes a double-blind Treatment Period (Treatment Period 2) of up to 52 weeks.

Study identification

NCT ID
NCT05342623
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Cara Therapeutics, Inc.
Industry
Enrollment
286 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 85 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 16, 2022
Primary completion
Feb 28, 2024
Completion
Feb 28, 2024
Last update posted
May 6, 2024

2022 – 2024

United States locations

U.S. sites
83
U.S. states
27
U.S. cities
79
Facility City State ZIP Site status
Cara Therapeutics Study Site Huntsville Alabama 35805
Cara Therapeutics Study Site Phoenix Arizona 85016
Cara Therapeutics Study Site Surprise Arizona 85374
Cara Therapeutics Study Site Anaheim California 92801
Cara Therapeutics Study Site Bakersfield California 93308
Cara Therapeutics Study Site Beverly Hills California 90211
Cara Therapeutics Study Site Chula Vista California 91910
Cara Therapeutics Study Site El Centro California 92243
Cara Therapeutics Study Site Garden Grove California 92844
Cara Therapeutics Study Site La Mesa California 91942
Cara Therapeutics Study Site Northridge California 91324
Cara Therapeutics Study Site Ontario California 91762
Cara Therapeutics Study Site Riverside California 92505
Cara Therapeutics Study Site Santa Clara California 91351
Cara Therapeutics Study Site South Gate California 90280
Cara Therapeutics Study Site Tarzana California 91356
Cara Therapeutics Study Site Vacaville California 95687
Cara Therapeutics Study Site Valencia California 91355
Cara Therapeutics Study Site Victorville California 92392
Cara Therapeutics Study Site Arvada Colorado 80002
Cara Therapeutics Study Site Denver Colorado 80230
Cara Therapeutics Study Site New Haven Connecticut 06511
Cara Therapeutics Study Site Atlantis Florida 33462
Cara Therapeutics Study Site Cape Coral Florida 33914
Cara Therapeutics Study Site Coral Gables Florida 33134
Cara Therapeutics Study Site Fort Lauderdale Florida 33308
Cara Therapeutics Study Site Hialeah Florida 33010
Cara Therapeutics Study Site Miami Florida 33143
Cara Therapeutics Study Site Miami Florida 33173
Cara Therapeutics Study Site Orange City Florida 32763
Cara Therapeutics Study Site 2 Orlando Florida 32806
Cara Therapeutics Study Site Orlando Florida 32808
Cara Therapeutics Study Site Pembroke Pines Florida 33024
Cara Therapeutics Study Site Riverview Florida 33578
Cara Therapeutics Study Site Tampa Florida 33603
Cara Therapeutics Study Site West Palm Beach Florida 33401
Cara Therapeutics Study Site Albany Georgia 31701
Cara Therapeutics Study Site East Point Georgia 30344
Cara Therapeutics Study Site Nampa Idaho 83687
Cara Therapeutics Study Site Huntley Illinois 60142
Cara Therapeutics Study Site Palos Hills Illinois 60465
Cara Therapeutics Study Site Kansas City Kansas 48504
Cara Therapeutics Study Site Louisville Kentucky 40205
Cara Therapeutics Study Site Baton Rouge Louisiana 70808
Cara Therapeutics Study Site Metairie Louisiana 70006
Cara Therapeutics Study Site Shreveport Louisiana 71101
Cara Therapeutics Study Site Zachary Louisiana 70791
Cara Therapeutics Study Site Boston Massachusetts 02111
Cara Therapeutics Study Site Flint Michigan 48504
Cara Therapeutics Study Site Kalamazoo Michigan 49007
Cara Therapeutics Study Site Roseville Michigan 48066
Cara Therapeutics Study Site Saint Clair Michigan 48081
Cara Therapeutics Study Site Saint Joseph Michigan 49085
Cara Therapeutics Study Site Tupelo Mississippi 38801
Cara Therapeutics Study Site Kansas City Missouri 64131
Cara Therapeutics Study Site Las Vegas Nevada 89128
Cara Therapeutics Study Site Laurelton New York 11413
Cara Therapeutics Study Site The Bronx New York 10455
Cara Therapeutics Study Site Durham North Carolina 27704
Cara Therapeutics Study Site Columbus Ohio 43215
Cara Therapeutics Study Site Lima Ohio 45805
Cara Therapeutics Study Site Ardmore Oklahoma 73401
Cara Therapeutics Study Site Bethlehem Pennsylvania 18107
Cara Therapeutics Study Site Upland Pennsylvania 19013
Cara Therapeutics Study Site East Providence Rhode Island 02914
Cara Therapeutics Study Site Providence Rhode Island 02904
Cara Therapeutics Study Site Spartanburg South Carolina 29302
Cara Therapeutics Study Site Chattanooga Tennessee 37404
Cara Therapeutics Study Site Jackson Tennessee 38305
Cara Therapeutics Study Site Knoxville Tennessee 37924
Cara Therapeutics Study Site Austin Texas 78751
Cara Therapeutics Study Sites Corsicana Texas 75110
Cara Therapeutics Study Site El Paso Texas 79902
Cara Therapeutics Study Site Greenville Texas 75402
Cara Therapeutics Study Site Houston Texas 77079
Cara Therapeutics Study Site Houston Texas 77081
Cara Therapeutics Study Site 2 Houston Texas 77099
Cara Therapeutics Study Site Lewisville Texas 75057
Cara Therapeutics Study Site McAllen Texas 78503
Cara Therapeutics Study Site McKinney Texas 75069
Cara Therapeutics Study Site Pasadena Texas 77504
Cara Therapeutics Study Site Sherman Texas 75090
Cara Therapeutics Study Site Hampton Virginia 23666

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05342623, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 6, 2024 · Synced Sep 7, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05342623 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →