~62 spots leftby Apr 2026

CR845-CLIN3103: A Global Study to Evaluate the Safety and Efficacy of CR845 in Hemodialysis Patients With Moderate-to-Severe Pruritus

(KALM-2 Trial)

Recruiting in Palo Alto (17 mi)
+92 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: Cara Therapeutics, Inc.
Pivotal Trial (Near Approval)
Prior Safety Data

Trial Summary

What is the purpose of this trial?

This is a multicenter, international study to evaluate the safety and efficacy of intravenous (IV) CR845 at a dose of 0.5 mcg/kg administered after each dialysis session. The study includes a 12-week randomized, double-blind, placebo-controlled Phase and a 52-week Open-label Extension Phase.

Research Team

FM

Frédérique Menzaghi, PhD

Principal Investigator

Cara Therapeutics

Eligibility Criteria

Inclusion Criteria

Has end-stage renal disease (ESRD) and has been on hemodialysis 3 times per week for at least 3 months prior to the start of screening;
Has at least 2 single-pool Kt/V measurements ≥1.2, or at least 2 urea reduction ratio measurements ≥65%, or 1 single pool Kt/V measurement ≥1.2 and 1 urea reduction ratio measurement ≥65% on different dialysis days during the 3 months period prior to screening;
Has completed Worst Itching Intensity NRS worksheets up to 8 days prior to 1st dose;
See 4 more

Treatment Details

Interventions

  • CR845 (Opioid Receptor Agonist)
  • Placebo (Other)
Participant Groups
2Treatment groups
Active Control
Placebo Group
Group I: CR845 0.5mcg/kgActive Control1 Intervention
IV CR845 0.5 mcg/kg administered after each dialysis session (3 times/week)
Group II: PlaceboPlacebo Group1 Intervention
IV Placebo administered after each dialysis session (3 times/week)

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
Cara Therapeutics Study Site 2San Dimas, CA
Cara Therapeutics Study SiteMiami Gardens, FL
Cara Therapeutics Study SiteAthens, GA
Cara Therapeutics Study SiteMacon, GA
More Trial Locations
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Who Is Running the Clinical Trial?

Cara Therapeutics, Inc.

Lead Sponsor

Trials
24
Patients Recruited
5,100+