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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT04664153
Other study ID # C3941002
Secondary ID 2020-003977-23
Status Completed
Phase Phase 2
First received
Last updated
Start date December 21, 2020
Est. completion date August 18, 2021

Study information

Verified date August 2022
Source Pfizer
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This study is being conducted to provide data on efficacy, safety, tolerability and PK of PF-07038124 ointment versus vehicle control in the treatment of mild to moderate AD and mild to moderate plaque psoriasis.


Recruitment information / eligibility

Status Completed
Enrollment 104
Est. completion date August 18, 2021
Est. primary completion date August 18, 2021
Accepts healthy volunteers No
Gender All
Age group 18 Years to 70 Years
Eligibility Inclusion Criteria: - Atopic Dermatitis (AD): Have been diagnosed with AD for at least 3 months; Have an Investigator's Global Assessment (IGA) score of 2 (mild), or 3 (moderate); Have AD covering 5% to 20% (inclusive) of BSA. - Plaque psoriasis: Have been diagnosed with plaque psoriasis (psoriasis vulgaris) for at least 6 months; Have a Physician Global Assessment (PGA) score of 2 (mild), or 3 (moderate); Having plaque psoriasis covering 5% to 15% (inclusive) of BSA. Exclusion Criteria: - Presence of skin comorbidities that would interfere with study assessment or response to treatment. - Current or recent history of severe, progressive, or uncontrolled renal, hepatic, hematological, gastrointestinal, metabolic, endocrine, pulmonary, cardiovascular, or neurological disease. - Other medical or psychiatric condition including recent (within the past year) or active suicidal ideation/behavior or laboratory abnormality that may increase the risk of study participation or, in the investigator's judgment, make the participant inappropriate for the study.

Study Design


Intervention

Drug:
PF-07038124 ointment
PF-07038124 ointment at 0.01% with QD dosing for 6 weeks
Vehicle ointment
Vehicle ointment with QD dosing for 6 weeks

Locations

Country Name City State
Australia Emeritus Research Camberwell Victoria
Australia Australian Clinical Research Network Maroubra New South Wales
Canada Dermatrials Research Inc. Hamilton Ontario
Canada Lynderm Research Inc. Markham Ontario
Canada DermEdge Research Mississauga Ontario
Canada Innovaderm Research Inc. Montréal Quebec
Canada Centre de Recherche Dermatologique du Quebec metropolitain Quebec
Poland NZOZ Specjalistyczny Osrodek Dermatologiczny DERMAL Bialystok
Poland Mazowieckie Centrum Badan Klinicznych Grodzisk Mazowiecki
Poland Centrum Medyczne Angelius Provita Katowice
Poland Centrum Terapii Wspolczesnej J. M. Jasnorzewska Spolka Komandytowo-Akcyjna Lodz
Poland Dermedic Jacek Zdybski Ostrowiec Swietokrzyski
Poland Kliniczny Szpital Wojewódzki nr 1 im. F. Chopina w Rzeszowie Rzeszow
Poland ETG Warszawa Warszawa
United States Renaissance Research and Medical Group Cape Coral Florida
United States Olympian Clinical Research Clearwater Florida
United States studies in Dermatology, LLC Cypress Texas
United States Henry Ford Medical Center, New Center One Detroit Michigan
United States Moonshine Research Center, Inc. Doral Florida
United States First OC Dermatology Fountain Valley California
United States Center for Clinical Studies Houston Texas
United States Dawes Fretzin Clinical Research Group, LLC Indianapolis Indiana
United States Clinical Neuroscience Solutions, Inc. dba CNS Healthcare Memphis Tennessee
United States Clinical Neuroscience Solutions Orlando Florida
United States The Indiana Clinical Trials Center, PC Plainfield Indiana
United States Oregon Dermatology and Research Center Portland Oregon
United States M3 Wake Research, Inc. Raleigh North Carolina
United States Center for Clinical Studies Tampa Florida
United States Center for Clinical Studies, LTD. LLP Webster Texas

Sponsors (1)

Lead Sponsor Collaborator
Pfizer

Countries where clinical trial is conducted

United States,  Australia,  Canada,  Poland, 

Outcome

Type Measure Description Time frame Safety issue
Primary Percent Change From Baseline in Eczema Area and Severity Index (EASI) Total Score at Week 6 for AD Participants EASI evaluated severity of participants' AD (excluded scalp, palms, soles) based on severity of AD clinical signs and % of body surface area (BSA) affected. Severity of clinical signs of AD (erythema, induration/papulation, excoriation and lichenification) scored separately for each of 4 body regions (head and neck, upper limbs, trunk [including axillae and groin] and lower limbs [including buttocks]) on 4-point scale: 0= absent; 1= mild; 2= moderate; 3= severe. EASI area score was based upon % BSA with AD in body region: 0 (0%), 1 (>0 to <10%), 2 (10 to <30%), 3 (30 to <50%), 4 (50 to <70%), 5 (70 to <90%) and 6 (90 to 100%). Total EASI score =0.1*Ah*(Eh+Ih+Exh+Lh) + 0.2*Au*(Eu+Iu+ExU+Lu) + 0.3*At*(Et+It+Ext+Lt) + 0.4*Al*(El+Il+Exl+Ll); A = EASI area score; E = erythema; I = induration/papulation; Ex = excoriation; L = lichenification; h = head and neck; u = upper limbs; t = trunk; l = lower limbs. Total EASI score ranged from 0.0 to 72.0, higher scores = greater severity of AD. Baseline, Week 6
Primary Change From Baseline in Psoriasis Area and Severity Index (PASI) Score at Week 6 for Plaque Psoriasis Participants Combined assessment of lesion severity and area affected into single score. Body was divided into 4 sections: head, arms, trunk, legs. For each section, percent area of skin involved was estimated: 0= 0% to 6= 90-100%. Severity was estimated by clinical signs: erythema, induration, desquamation; scale: 0= none to 4= maximum. Final PASI = sum of severity parameters for each section*area score*weight of section (head: 0.1, arms: 0.2, body: 0.3, legs: 0.4); total possible score range: 0= no disease to 72= maximal disease, where higher scores = greater severity of psoriasis. Baseline, Week 6
Secondary Percentage of AD Participants Achieving Investigator's Global Assessment (IGA) Score of Clear (0) or Almost Clear (1) (on a 5-Point Scale) and a Reduction From Baseline of >=2 Points at Week 6 IGA assessed severity of AD on a 5 point scale (0 to 4, higher scores indicate more severity). Scores: 0= clear, no inflammatory signs of AD; 1= almost clear, AD not fully cleared-light pink residual lesions (except post-inflammatory hyperpigmentation), just perceptible erythema, papulation/induration lichenification, excoriation, and no oozing/crusting; 2= mild AD with light red lesions, slight but definite erythema, papulation/induration, lichenification, excoriation and no oozing/crusting; 3= moderate AD with red lesions, moderate erythema, papulation/induration, lichenification, excoriation and slight oozing/crusting; 4= severe AD with deep dark red lesions, severe erythema, papulation/induration, lichenification, excoriation and moderate to severe oozing/crusting. In this OM, percentages of participants with an IGA score of 0 or 1 and a reduction of >=2 from Baseline in IGA score are reported. Baseline, Week 6
Secondary Percentage of AD Participants Achieving EASI 75 (75% Improvement From Baseline) at Weeks 1, 2, 4, 6 and Follow-up (FUP)/End of Study (EOS) EASI evaluated severity of participants' AD based on severity of AD clinical signs and % of BSA affected. Severity of clinical signs of AD (erythema, induration/papulation, excoriation and lichenification) scored separately for each of 4 body regions (head and neck, upper limbs, trunk and lower limbs) on 4-point scale: 0= absent; 1= mild; 2= moderate; 3= severe. EASI area score was based upon % BSA with AD in body region: 0 (0%), 1 (>0 to <10%), 2 (10 to <30%), 3 (30 to <50%), 4 (50 to <70%), 5 (70 to <90%) and 6 (90 to 100%). Total EASI score =0.1*Ah*(Eh+Ih+Exh+Lh) + 0.2*Au*(Eu+Iu+ExU+Lu) + 0.3*At*(Et+It+Ext+Lt) + 0.4*Al*(El+Il+Exl+Ll); A = EASI area score; E = erythema; I = induration/papulation; Ex = excoriation; L = lichenification; h = head and neck; u = upper limbs; t = trunk; l = lower limbs. Total EASI score ranged from 0.0 to 72.0, higher scores = greater severity of AD. EASI 75 response was defined as at least a 75 percent (%) reduction in EASI relative to Baseline. Baseline, Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percentage of AD Participants Having >=4 Points of Reduction in Weekly Averages of Peak Pruritus Numerical Rating Scale (PP-NRS) From Baseline at Weeks 1, 2, 4 and 6 The PP-NRS was a daily patient-reported assessment of intensity of pruritus on an 11-point numerical rating scale, ranging from 0 ('No Itch) to 10 ('Worst Itch Imaginable') with a 24 hour recall period. For the PP-NRS score, baseline was defined as the average of all values recorded between Day -7 and Day -1. In this OM, percentages of AD participants with >=4 points of reduction in weekly averages of PP-NRS from baseline are reported (percentage based on number of participants with baseline >=4). Baseline, Weeks 1, 2, 4 and 6
Secondary Change From Baseline in EASI Total Score at Weeks 1, 2, 4, 6 and FUP/EOS for AD Participants EASI evaluated severity of participants' AD (excluded scalp, palms, soles) based on severity of AD clinical signs and % of BSA affected. Severity of clinical signs of AD (erythema, induration/papulation, excoriation and lichenification) scored separately for each of 4 body regions (head and neck, upper limbs, trunk [including axillae and groin] and lower limbs [including buttocks]) on 4-point scale: 0= absent; 1= mild; 2= moderate; 3= severe. EASI area score was based upon % BSA with AD in body region: 0 (0%), 1 (>0 to <10%), 2 (10 to <30%), 3 (30 to <50%), 4 (50 to <70%), 5 (70 to <90%) and 6 (90 to 100%). Total EASI score =0.1*Ah*(Eh+Ih+Exh+Lh) + 0.2*Au*(Eu+Iu+ExU+Lu) + 0.3*At*(Et+It+Ext+Lt) + 0.4*Al*(El+Il+Exl+Ll); A = EASI area score; E = erythema; I = induration/papulation; Ex = excoriation; L = lichenification; h = head and neck; u = upper limbs; t = trunk; l = lower limbs. Total EASI score ranged from 0.0 to 72.0, higher scores = greater severity of AD. Baseline, Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percentage of AD Participants Achieving IGA Score of Clear (0) or Almost Clear (1) at Weeks 1, 2, 4, 6 and FUP/EOS IGA assessed severity of AD on a 5 point scale (0 to 4, higher scores indicate more severity). Scores: 0= clear, no inflammatory signs of AD; 1= almost clear, AD not fully cleared- light pink residual lesions (except post-inflammatory hyperpigmentation), just perceptible erythema, papulation/induration lichenification, excoriation, and no oozing/crusting; 2= mild AD with light red lesions, slight but definite erythema, papulation/induration, lichenification, excoriation and no oozing/crusting; 3= moderate AD with red lesions, moderate erythema, papulation/induration, lichenification, excoriation and slight oozing/crusting; 4= severe AD with deep dark red lesions, severe erythema, papulation/induration, lichenification, excoriation and moderate to severe oozing/crusting. In this OM, percentages of participants with an IGA score of 0 or 1 are reported. Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percentage of Psoriasis Participants With Physician Global Assessment (PGA) Score Clear (0) or Almost Clear (1) (on a 5-Point Scale) and >=2 Points Improvement From Baseline at Week 6 The PGA of psoriasis was scored on a 5-point scale, reflecting a global consideration of the erythema, induration, and scaling across all psoriatic lesions. Average erythema, induration, and scaling were scored separately over the whole body according to a 5-point severity scale (0 [no symptom] to 4 [severe symptom]). The total score was calculated as average of the 3 severity scores and rounded to the nearest whole number score to determine the PGA score and category (0=clear; 1=almost clear; 2=mild; 3=moderate; and 4=severe). PGA response was defined as 0 (clear) or 1 (almost clear). In this OM, percentages of participants with a PGA score of 0 or 1 and an improvement of >=2 from Baseline in PGA score are reported. Baseline, Week 6
Secondary Percentage of Psoriasis Participants Achieving PASI 75 (75% or Greater Improvement From Baseline) at Weeks 1, 2, 4, 6 and FUP/EOS The PASI quantified the severity of a participant's psoriasis based on both, "lesion severity" and the "percent of BSA" affected. PASI was a composite scoring by the investigator of degree of erythema, induration, and scaling (each scored separately) for each of 4 body regions (head and neck, upper limbs, trunk [including axillae and groin], and lower limbs [including buttocks]), with adjustment for the percent of BSA involved for each body region and for the proportion of the body region to the whole body. The PASI score could vary in increments of 0.1 and range from 0.0 to 72.0, with higher scores representing greater severity of psoriasis. PASI 75 response was defined as at least a 75 percent (%) reduction in PASI relative to Baseline. Baseline, Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percentage of Psoriasis Participants Who Achieved a Psoriasis Symptoms Inventory (PSI) Score of 0 (Not at All) or 1 (Mild) on Every Item at Weeks 1, 2, 4, 6 and FUP/EOS PSI was a self-administered 8 item questionnaire that measured the severity of psoriasis symptoms over the past 24 hours and the past 7 days. The measure included concepts of itch, pain, burning, stinging, cracking, scaling, flaking, and redness. Participants were asked to respond to each item using a 5 point Likert response scale: 0: not all severe, 1: mild, 2: moderate, 3: severe and 4: very severe. In this OM, percentages of participants with a PSI score of 0 or 1 on every item at weeks 1, 2, 4, 6 and FUP/EOS are reported. Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Change From Baseline in PASI Scores at Weeks 1, 2, 4 and FUP/EOS Combined assessment of lesion severity and area affected into single score. Body was divided into 4 sections: head, arms, trunk, legs. For each section, percent area of skin involved was estimated: 0= 0% to 6= 90-100%. Severity was estimated by clinical signs: erythema, induration, desquamation; scale: 0= none to 4= maximum. Final PASI = sum of severity parameters for each section*area score*weight of section (head: 0.1, arms: 0.2, body: 0.3, legs: 0.4); total possible score range: 0= no disease to 72= maximal disease, where higher scores = greater severity of psoriasis. Baseline, Weeks 1, 2, 4 and FUP/EOS (28-35 days post-last dose)
Secondary Percent Change From Baseline in PASI Scores at Weeks 1, 2, 4, 6 and FUP/EOS Combined assessment of lesion severity and area affected into single score. Body was divided into 4 sections: head, arms, trunk, legs. For each section, percent area of skin involved was estimated: 0= 0% to 6= 90-100%. Severity was estimated by clinical signs: erythema, induration, desquamation; scale: 0= none to 4= maximum. Final PASI = sum of severity parameters for each section*area score*weight of section (head: 0.1, arms: 0.2, body: 0.3, legs: 0.4); total possible score range: 0= no disease to 72= maximal disease, where higher scores = greater severity of psoriasis. Baseline, Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percentage of Psoriasis Participants With PGA Score Clear (0) or Almost Clear (1) at Weeks 1, 2, 4, 6 and FUP/EOS The PGA of psoriasis was scored on a 5-point scale, reflecting a global consideration of the erythema, induration, and scaling across all psoriatic lesions. Average erythema, induration, and scaling were scored separately over the whole body according to a 5-point severity scale (0 [no symptom] to 4 [severe symptom]). The total score was calculated as average of the 3 severity scores and rounded to the nearest whole number score to determine the PGA score and category (0=clear; 1=almost clear; 2=mild; 3=moderate; and 4=severe). PGA response was defined as 0 (clear) or 1 (almost clear). In this OM, percentages of participants with a PGA score of 0 or 1 are reported. Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Percent Change From Baseline in Affected Body Surface Area (BSA) at Weeks 1, 2, 4, 6 and FUP/EOS Four body regions were evaluated: head and neck, upper limbs, trunk (including axillae and groin) and lower limbs (including buttocks). Scalp, palms and soles were excluded. BSA was calculated using handprint method. Number of handprints (size of participant's hand with fingers in a closed position) fitting in the affected area of a body region was estimated. Maximum number of handprints were 10 for head and neck, 20 for upper limbs, 30 for trunk and 40 for lower limbs. Surface area of body region equivalent to 1 handprint: 1 handprint was equal to 10% for head and neck, 5% for upper limbs, 3.33% for trunk and 2.5% for lower limbs. Percent BSA for a body region was calculated as = total number of handprints in a body region * % surface area equivalent to 1 handprint. Overall % BSA for an individual: arithmetic mean of % BSA of all 4 body regions, ranges from 0 to 100%, with higher values representing greater severity of AD. Baseline, Weeks 1, 2, 4, 6 and FUP/EOS (28-35 days post-last dose)
Secondary Number of Participants With All-Causality Treatment Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs) An adverse event (AE) was any untoward medical occurrence in a clinical investigation where participants administered a product or medical device; the event needed not necessarily have a causal relationship with the treatment or usage. TEAEs were events between first dose of study drug and up to discharge from study that were absent before treatment or that worsened relative to pretreatment state. An SAE was any untoward medical occurrence at any dose that: resulted in death, was life threatening, required inpatient hospitalization or prolongation of existing hospitalization, resulted in persistent or significant disability/incapacity, or resulted in congenital anomaly/birth defect. Day 1 through Week 6
Secondary Number of Participants With Vital Signs Data Meeting Pre-defined Criteria Abnormality in vital signs: increase and decrease of change of supine diastolic blood pressure from baseline >=20 mmHg, supine systolic blood pressure <90 mmHg, and increase in change of supine systolic blood pressure from baseline >=30 mmHg. Day 1 through Week 6
Secondary Number of Participants With Electrocardiogram (ECG) Data Meeting Pre-defined Criteria ECG abnormalities criteria included: value of PR interval >=300 msec, percent change of PR interval >=25/50% and change of corrected QT interval using Fridericia's Formula (QTcF) >=30 msec and <60 msec. Day 1 through Week 6
Secondary Number of Participants With Laboratory Test Abnormalities Laboratory parameters included: hematology (hemoglobin, hematocrit, red blood cell, platelet and white blood cell count, neutrophils, eosinophils, monocytes, basophils and lymphocytes), chemistry (blood urea nitrogen, creatinine, sodium, potassium, aspartate aminotransferase, alanine aminotransferase, total bilirubin, alkaline phosphatase, albumin, total protein and serum pregnancy test [for all female participants]) and urine (urine pregnancy test [for all female participants]). Day 1 through Week 6
Secondary Number of Participants With Different Severity Grades in Skin Tolerability at Day 1, Weeks 1, 2, 4, 6, Early Termination (ET) and FUP The investigator or designee assessed tolerability at the site of investigational product application (pre-dose and immediately post-dose). This assessment focused on the treated non-lesional skin using the scale: none = no evidence of local intolerance; mild = minimal erythema and/or oedema, slight glazed appearance; moderate = definite erythema and/or oedema with peeling and/or cracking but needs no adaptation of posology; severe (to be reported as an AE) = erythema, oedema glazing with fissures, few vesicles or papules: consider removing topical agent (if still in place); very severe (to be reported as an AE) = strong reaction spreading beyond the treated area, bullous reaction, erosions: removal of topical agent (if still in place). Day 1, Weeks 1, 2, 4, 6, ET and FUP (28-35 days post-last dose)
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