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PsoriasisPhase 2NCT00820950

A Study of Ruxolitinib Phosphate Cream When Applied to Patients With Plaque Psoriasis

A Phase 2 study testing Ruxolitinib phosphate cream, Dovonex® calcipotriene 0.005% and Diprolene® AF betamethasone dipropionate 0.05% cream. in people with Psoriasis, run by Incyte Corporation at 6 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study is comprised of two parts. The first portion of this study will be a double-blind, Sponsor-unblinded, vehicle-controlled study with application of ruxolitinib or vehicle to paired lesions at least 15 cm apart in patients with active but stable plaque psoriasis. Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Psoriasis
What is being tested?
Ruxolitinib phosphate cream, Dovonex® calcipotriene 0.005% and Diprolene® AF betamethasone dipropionate 0.05% cream.
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
29 participants
Where
6 sitesUnited States
Study dates
31 May 2007to 30 Apr 2009
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Body Mass Index (BMI) of 17 to 40 kg/m2
  • Subjects must have two comparable psoriatic lesions measuring between 9 and 100 cm2 and these target lesions must be similar in size to each other, and separated by at least 15 cm.

Who cannot join

  • Subjects with lesions solely involving the palms of the hands or soles of the feet or intertriginous areas, the scalp or the face.
  • Subjects with pustular psoriasis or erythroderma.
  • Subjects currently on other topical agents or UVB therapy within 2 weeks of the first dose of study medication.
  • Subjects receiving PUVA within 4 weeks of the first dose of study medication.
  • Subjects receiving systemic retinoids, etanercept, adalimumab or efalizumab or oral immunosuppressives within 3 months prior to the first dose of study medication.
  • Subjects receiving any other biological therapy (infliximab, alefacept, abatacept, etc) within 3 months of the first dose of study medication.

Trial locations and contacts

6 sites in 1 country.

6 sites in 1 country

United States6 sites
  • Study site

    Boston, Massachusetts

  • Study site

    Philadelphia, Pennsylvania

  • Study site

    Portland, Oregon

  • Study site

    Rochester, New York

  • Study site

    Stony Brook, New York

  • Study site

    Vallejo, California

Other trials in United States

About this study

Official title: A Double-Blind, Vehicle-Controlled, Rising Dose, Safety, Tolerability, Pharmacokinetic and Preliminary Efficacy Study of Ruxolitinib Phosphate Cream When Applied to Patients With Plaque Psoriasis

The study is comprised of two parts. The first portion of this study will be a double-blind, Sponsor-unblinded, vehicle-controlled study with application of ruxolitinib or vehicle to paired lesions at least 15 cm apart in patients with active but stable plaque psoriasis. Part 2 of the study is a double-blind, sponsor unblinded, comparison of ruxolitinib with two FDA approved products in patients with active but stable plaque psoriasis.

Conditions
Psoriasis
Being tested
Ruxolitinib phosphate cream, Dovonex® calcipotriene 0.005%, Diprolene® AF betamethasone dipropionate 0.05% cream., Placebo cream
Medical subject headings
Psoriasis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Ruxolitinib phosphate creamDrug

    Also called INCB018424

    Ruxolitinib phosphate cream 0.5%

  • Dovonex® calcipotriene 0.005%Drug

    Cream applied once or twice daily for up to 56 days.

  • Diprolene® AF betamethasone dipropionate 0.05% cream.Drug

    Cream applied once or twice daily for up to 56 days

  • Placebo creamDrug

    Cream applied once or twice daily for 56 days

  • Ruxolitinib phosphate creamDrug

    Also called INCB018424

    Ruxolitinib phosphate cream 1.0%

  • Ruxolitinib phosphate creamDrug

    Also called INCB018424

    Ruxolitinib phosphate cream 1.5%

Study groups in NCT00820950
Study groupRoleWhat they receive
Cohort A: INCB018424 Ruxolitinib 0.5%ExperimentalINCB018424 Ruxolitinib 0.5% vs vehicle applied once daily for 28 days
Receives: Drug: Ruxolitinib phosphate cream; Drug: Placebo cream
Cohort B: INCB018424 Ruxolitinib 1.0%ExperimentalINCB018424 Ruxolitinib 1.0% vs vehicle applied once daily for 28 days
Receives: Drug: Placebo cream; Drug: Ruxolitinib phosphate cream
Cohort C: INCB018424 Ruxolitinib 1.5%ExperimentalINCB018424 Ruxolitinib 1.5% vs vehicle applied twice for 28 days
Receives: Drug: Placebo cream; Drug: Ruxolitinib phosphate cream
Cohort D: 18424 Ruxolitinib vs Dovonex® calcipotrieneExperimentalINCB018424 up to 1.5% versus Dovonex® calcipotriene 0.005% cream applied BID for 28 days
Receives: Drug: Dovonex® calcipotriene 0.005%
Cohort E: 18424 Ruxolitinib vs Diprolene® AF betamethasone diproprionateExperimentalINCB018424 up to 1.5% versus Diprolene ® AF betamethasone dipropionate 0.05% cream applied twice a day for 28 days
Receives: Drug: Diprolene® AF betamethasone dipropionate 0.05% cream.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in Target Lesion Individual Component Scores for Erythema, Scaling and Thickness Compared to Baseline

    The investigator assessed the severity of the clinical signs erythema, scaling, and thickness for each test site by using a 5-point scale from 0 (no evidence) to 4.0 (severe).

    Measured: Baseline, Days 8, 15, 22, 28 and 56

  2. Change in Target Lesion TOTAL Score (Sum of Erythema + Scaling + Thickness) Compared to Baseline

    The total target lesion score was calculated by summing the scores for erythema, scaling, and thickness for that particular target lesion. The investigator assessed the severity of the clinical signs erythema, scaling, and thickness for each test site by using a 5-point scale from 0 (no evidence) to 4.0 (severe).

    Measured: Baseline, Days 8, 15, 22, 28 and 56

  3. Number of Participants With Treatment Emergent Adverse Events

    A TEAE is any AE either reported for first time or worsening of a pre-existing event after first dose of study drug.

    Measured: 3 months

  4. Pharmacokinetics Parameter : Skin Flux of INCB018424

    The INCB018424 skin flux was estimated from the overall mean steady-state plasma concentrations for each participant.

    Measured: Days 8, 15, 22, and 28

  5. Pharmacokinetics Parameter : Bioavailability of INCB018424

    The INCB018424 bioavailability will be estimated from the overall mean steady-state plasma concentrations for each subject in this study and the estimated systemic clearance of INCB018424 following oral-dose administration in another study. Bioavailability is defined as the proportion of a drug which enters the circulation when introduced into the body and so is able to have an active effect.

    Measured: Days 8, 15, 22, and 28

Secondary outcomes (1)
  1. Change in Target Lesion Area Compared to Baseline

    Lesion area was estimated on Day 1 and Day 28 using a tracings of the lesion on transparency paper and measurement of the area.

    Measured: Day 28

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted12 Jan 2009 (estimated)
  2. Study start31 May 2007
  3. Primary completion31 Jan 2009
  4. Study completion30 Apr 2009

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
29 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00820950
Sponsor's protocol ID
INCB 18424-201
Status last verified
Feb 2022
First submitted
8 Jan 2009
Last updated
8 Feb 2022
Data monitoring committee
No

Publications

  • Punwani N, Scherle P, Flores R, Shi J, Liang J, Yeleswaram S, Levy R, Williams W, Gottlieb A. Preliminary clinical activity of a topical JAK1/2 inhibitor in the treatment of psoriasis. J Am Acad Dermatol. 2012 Oct;67(4):658-64. doi: 10.1016/j.jaad.2011.12.018. Epub 2012 Jan 24.

    PubMed 22281165

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ruxolitinib phosphate cream, Dovonex® calcipotriene 0.005% and Diprolene® AF betamethasone dipropionate 0.05% cream. in people with Psoriasis, run by Incyte Corporation at 6 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Feb 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 8 Feb 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in Target Lesion Individual Component Scores for Erythema, Scaling and Thickness Compared to Baseline (time frame: Baseline, Days 8, 15, 22, 28 and 56). The study lists 5 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00820950, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Feb 2022.

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