New cream offers hope for unbearable itch
NCT ID NCT05755438
First seen Jun 24, 2026 · Last updated Aug 13, 2026 · Updated 3 times
Summary
This Phase 3 trial tested a cream containing ruxolitinib in 204 adults with prurigo nodularis, a skin condition causing intense itching and hard bumps. Participants applied the cream twice daily for 12 weeks. The main goal was to see if it reduced itch by at least 4 points on a 0-10 scale. Results showed significant improvement compared to a placebo cream.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Ruxolitinib cream (1.5%)
- What this could lead to
- If successful, this cream could provide a new, non-steroid option to ease severe itching in people with prurigo nodularis.
- What could go wrong
- This is a completed Phase 3 trial, but results may not apply to all patients. The cream only treats symptoms, not the underlying cause, and long-term safety is still being studied.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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204 people
The number who actually took part.
- Started
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Mar 2023
- Finished
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Aug 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 99 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Clinical diagnosis of PN ≥ 3 months before screening. * ≥ 6 pruriginous lesions on ≥ 2 different body areas (such as right and left leg) at screening and baseline having a treatment area \<20% BSA. * IGA-CPG-S score of ≥ 2 at screening and baseline. * Baseline PN-related WI-NRS score ≥ 7. * Willingness to avoid pregnancy or fathering children. Exclusion Criteria: * Chronic pruritus due to a condition other than PN * Total estimated BSA treatment area (excluding the scalp) \> 20%. * Neuropathic and psychogenic pruritus * Active atopic dermatitis lesions within 3 months of screening and baseline. * Uncontrolled thyroid function * Concurrent skin or other serious or unstable medical conditions which may interfere with the evaluation of PN such as immunocompromised status, acute/chronic infections, active malignancy, history of TB, history of DVT/VTE, etc Protocol defined abnormal laboratory results. * Use of any protocol-defined prohibited medication unless a washout is completed or use of medication known to cause itching. * Psoralen and ultraviolet A or ultraviolet B therapy within 4 weeks before baseline or Ultraviolet light therapy or prolonged exposure to natural or artificial sources of ultraviolet radiation (within 2 weeks before baseline * Pregnant or lactating, or considering pregnancy. * History of alcoholism or drug addiction within 1 year * Known allergy or reaction to any of the components of the study drug. * Committed to a mental health institution by virtue of an order issued either by the judicial or the administrative authorities. * Employees of the sponsor or investigator or otherwise dependents of them. * The following participants are excluded in France: 1. Vulnerable populations according to article L.1121-6 of the French Public Health Code. 2. Adults under legal protection or who are unable to express their consent per article L.1121-8 of the French Public Health Code. 3. Individuals not affiliated with the social security system.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Amsterdam University Medical Centre
Amsterdam, 1105 AZ, Netherlands
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Asl 1 Avezzano L'Aquila Sulmona- Ospedale Regionale San Salvatore
Coppito, 67100, Italy
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Austin Institute For Clinical Research Aicr Pflugerville
Pflugerville, Texas, 78660, United States
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Az Sint-Lucas
Ghent, 09000, Belgium
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Azienda Ospedaliera Universitaria Policlinico 'Federico Ii'
Naples, 80131, Italy
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Azienda Ospedaliero Universitaria Policlinico G.Rodolico San Marco
Catania, 95123, Italy
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Azienda Socio Sanitaria Territoriale Degli Spedali Civili Di Brescia (Presidio Spedali Civili)
Brescia, 25123, Italy
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Beacon Dermatology
Calgary, Alberta, T3E 0B2, Canada
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Bravis Ziekenhuis
Bergen op Zoom, 4624 VT, Netherlands
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Buenos Aires Skin
Ciudad Autonoma Buenos Aires, C1055AAO, Argentina
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Cedic Centro de Investigaciones Clinicas
Ciudad Autonoma Buenos Aires, 01125, Argentina
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Center For Clinical Studies
Webster, Texas, 77598, United States
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Central Sooner Research
Norman, Oklahoma, 73071, United States
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Centralny Szpital Kliniczny Mswia
Warsaw, 02-507, Poland
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Centre Hospitalier Universitaire de Liege - Sart Tilman
Liège, 04000, Belgium
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Centre Hospitalier Universitaire de Nantes (Chu de Nantes) - Hotel-Dieu
Nantes, 44093, France
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Centre de Recherche Saint-Louis
Québec, Quebec, G1W 4R4, Canada
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Centro Medico Skinmed
Las Condes, 7580206, Chile
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Centro de Investigaciones Medicas Mar Del Plata
Mar del Plata, B7600FYK, Argentina
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Centro de Investigaciones Medicas Tucuman
San Miguel de Tucumán, T4000AXL, Argentina
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Chu Ucl Namur de Saint Elisabeth
Namur, 05000, Belgium
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Ciec - Centro Internacional de Estudios Cli-Nicos
Santiago, 8420383, Chile
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Clarkston Medical Group
Clarkston, Michigan, 48346, United States
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Clinical Research Chile Spa.
Valdivia, 5090000, Chile
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Clinical Research Group Sp. Z.O.O
Warsaw, 01-142, Poland
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Cliniques Universitaires Ucl Saint-Luc
Brussels, 01200, Belgium
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Complejo Hospitalario Universitario de Santiago
Santiago de Compostela, 15706, Spain
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Conexa Investigacion Clinica S.A.
Buenos Aires, 01012, Argentina
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Dermatology Associates Pc
Rockville, Maryland, 20850, United States
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Dermatology Associates of Plymouth Meeting
Plymouth Meeting, Pennsylvania, 19462, United States
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Dermeffects
London, Ontario, N6H 5L4, Canada
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ETG LODZ
Lodz, 90-302, Poland
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Fachklinik Bad Bentheim Dermatologie
Bad Bentheim, 48455, Germany
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First Oc Dermatology
Fountain Valley, California, 92708, United States
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Fondazione Policlinico Universitario Agostino Gemelli Irccs
Roma, 00137, Italy
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Fundacion Scherbovsky
Mendoza, 05500, Argentina
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Hautarztpraxis Dr. Med. Matthias Hoffmann
Witten, 58453, Germany
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High-Med Przychodnia Specjalistycza
Warsaw, 01-817, Poland
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Hospital General Unviersitario de Alicante
Alicante, 03010, Spain
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Hospital Morvan
Brest, 29609, France
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Hospital Prive D'Antony
Antony, 92160, France
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Hospital Universitario Quironsalud Madrid
Pozuelo de Alarcón, 28223, Spain
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Hospital Universitario Reina Sofia
Córdoba, 14004, Spain
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Hospital de Manises
Manises, 46940, Spain
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Instituto de Especialidades de La Salud Rosario
Rosario, S2000KPG, Argentina
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International Clinical Research Tennessee Llc
Murfreesboro, Tennessee, 37130, United States
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Johnson Dermatology
Fort Smith, Arkansas, 72916, United States
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Kliniczny Szpital Wojewodzki Nr 1
Rzeszów, 35-055, Poland
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Medical Dermatology Specialists Phoenix
Phoenix, Arizona, 85006, United States
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Medical University of South Carolina
Charleston, South Carolina, 29425, United States
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Medisearch Clinical Trials
Saint Joseph, Missouri, 64506, United States
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North Texas Center For Clinical Research Ntccr
Frisco, Texas, 75034, United States
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Ospedali Riuniti Di Ancona
Torrette, 60123, Italy
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Pratia McM Krakow
Krakow, 30-510, Poland
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Premier Clinical Research
Spokane, Washington, 99204, United States
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Psoriahue-Medicina Interdisciplinar
Ciudad Autonoma Buenos Aires, C1425DKG, Argentina
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Research Toronto
Toronto, Ontario, M3H 5Y8, Canada
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Revival Research Institute, Llc Troy
Troy, Michigan, 48084, United States
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Simcomed Health Ltd
Barrie, Ontario, L4M 1G7, Canada
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UC Health, Llc
Cincinnati, Ohio, 45219, United States
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Ulb Hospital Erasme
Brussels, 01070, Belgium
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Universitaetsklinikum Carl Gustav Carus Tu Dresden
Dresden, 01307, Germany
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Universitair Ziekenhuis (Uz) Leuven
Leuven, 03000, Belgium
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Universitair Ziekenhuis Gent
Ghent, 09000, Belgium
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Universitats-Hautklink Tubingen
Tübingen, 72076, Germany
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Universitatsklinikum Schleswig Holstein
Kiel, 24105, Germany
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Universitatsmedizin Der Johannes Gutenberg-Universitat Mainz Iii
Mainz, 55131, Germany
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University Hospital of Saint Etienne
Saint-Etienne, 42270, France
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University Hospitals Cleveland Medical Center
Cleveland, Ohio, 44106, United States
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University Medical Center Rwth Aachen
Aachen, 52074, Germany
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Wake Forest University
Winston-Salem, North Carolina, 27157, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a biologic drug quiet the relentless itch of prurigo nodularis?
- Skin disease evolution under the microscope: a 17-Year look at what drives severity
- New drug aimed at calming the itch of prurigo nodularis enters human testing
- New injection shows promise for relieving intense itching