Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 10, 2026, 4:01 AM EDT

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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
Conditions
Uremic Pruritus
Interventions
CR845
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
26
States / cities
Chula Vista, California • El Centro, California • Long Beach, California + 21 more
Conditions
Chronic Kidney Diseases, Pruritus
Interventions
Difelikefalin 1 mg Oral Tablet, Placebo Oral Tablet
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
9
States / cities
Northridge, California • Miami, Florida • Miami Lakes, Florida + 5 more
Conditions
Uremic Pruritus
Interventions
CR845 0.5 mcg/kg, Placebo
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
378 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
57
States / cities
Homewood, Alabama • Huntsville, Alabama • Bakersfield, California + 52 more
Conditions
Chronic Kidney Diseases, Pruritus
Interventions
CR845 0.25 mg Oral Tablet, CR845 0.5 mg Oral Tablet, CR845 1 mg Oral Tablet, Placebo Oral Tablet
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
60
States / cities
Birmingham, Alabama • Florence, Alabama • Phoenix, Arizona + 52 more
Conditions
Uremic Pruritus
Interventions
CR845 0.5 mcg/kg
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
33
States / cities
Escondido, California • Riverside, California • San Diego, California + 26 more
Conditions
Uremic Pruritus
Interventions
CR845 0.5 mcg/kg, Placebo
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
473 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
29
States / cities
Chula Vista, California • Fountain Valley, California • Northridge, California + 25 more
Conditions
Chronic Kidney Diseases, Pruritus
Interventions
Difelikefalin 1 mg Oral Tablet, Placebo Oral Tablet
Drug
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
83
States / cities
Huntsville, Alabama • Phoenix, Arizona • Surprise, Arizona + 76 more
Conditions
Chronic Kidney Disease Associated Moderate to Severe Pruritus
Interventions
Nemolizumab, Placebo
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
47
States / cities
Bakersfield, California • Glendale, California • La Palma, California + 40 more