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Klinisk undersøgelse af medicinske enheder PROXERA PSOMED 20 og PROXERA PSOMED 40 til behandling af plaque-psoriasis og ikke-pustulær palmoplantar psoriasis (PASI)

26. juli 2026 opdateret af: ICIM International S.r.l.

Evaluering af effektiviteten og sikkerheden af medicinsk udstyr PROXERA PSOMED 20 til reduktion af psoriatiske plader og af medicinsk udstyr PROXERA PSOMED 40 til reduktion af ikke-pustuløs palmoplantar psoriasis fejl hos patienter med plaque psoriasis: en sponsorfinansieret, interventionel, enkeltcenter, randomiseret, enkeltblind, intra-patient kontrolleret undersøgelse (PASI)

Dette single-center interventionsstudie blev designet til at evaluere effektiviteten og sikkerheden af to CE-mærkede topikale medicinske enheder: PROXERA PSOMED 20 undersøges hos deltagere med ikke-palmoplantar plak-psoriasis, mens PROXERA PSOMED 40 undersøges hos deltagere med ikke-pustulær palmoplantar psoriasis.

Studiets mål er at afgøre, om behandling af et målområde med den tildelte medicinske enhed fører til større klinisk forbedring sammenlignet med det ubehandlede kontralaterale kontrolområde hos samme deltager. For PROXERA PSOMED 20 udføres den primære vurdering efter 4 ugers behandling. For PROXERA PSOMED 40 udføres den primære vurdering efter 8 ugers behandling.

Sekundære mål omfatter vurdering af sikkerhed, lokal tolerabilitet, overordnet psoriasisforløb, dets indvirkning på livskvalitet og yderligere parametre for lokal sygdomsaktivitet ved målområderne. Deltagerne vil påføre den tildelte studieenhed én gang dagligt på det udvalgte målområde, gennemgå kliniske vurderinger ved planlagte besøg og give information om sikkerhed og tolerabilitet gennem hele studiet.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

35

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • Italia
      • Chieti, Italia, Italien, 66100
        • Rekruttering
        • Clinica Dermatologica Dipartimento di Medicina e Scienze dell'Invecchiamento Università G. D' Annunzio
        • Kontakt:

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Beskrivelse

Inklusionskriterier:

PROXERA PSOMED 20 - normaliserende creme, 20% urea

  • Diagnose af plaque psoriasis (ikke palmoplantar) i mindst 1 år PROXERA PSOMED 40 - intensiv afskalende gel, 40% urea
  • Diagnose af ikke-pustulær palmoplantar psoriasis i mindst 1 år

Fælles inklusionskriterier:

  • Alder 18-65 år
  • "Mild" psoriasis sværhedsgrad ifølge:
  • Psoriasis Area Severity Index (PASI) <10
  • Dermatologic Life Quality Index (DLQI) <10
  • Body Surface Area (BSA) <10

Eksklusionskriterier:

  • Produktintolerance
  • Samtidig terapi med systemiske immunmodulerende lægemidler (f.eks. methotrexat, cyclosporin, apremilast)
  • Samtidig terapi med biologiske lægemidler såsom anti-TNFα, anti-IL17 eller anti-IL23.
  • Samtidig lokal terapi med topikale kortikosteroider (TCS), topikale calcineurinhæmmere (TCI), vitamin D-analoger og kombinationer.
  • Gravide eller ammende kvinder

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Ikke-randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Enkelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Intra-patientbehandling med PROXERA PSOMED 20
Enkeltgruppe, randomiseret, enkeltblind, intra-patient kontrolleret studiearm. Deltagere tildeles behandling efter diagnose: deltagere med ikke-palmoplantar plakpsoriasis modtager PROXERA PSOMED 20 én gang dagligt i 4 uger på én målplak, mens deltagere med ikke-pustulær palmoplantar psoriasis modtager PROXERA PSOMED 40 én gang dagligt i 8 uger på et målområde på håndflade eller fodsåle. I begge kohorter forbliver et sammenligneligt kontralateralt målområde ubehandlet som kontrol. For PROXERA PSOMED 40 afbrydes behandlingen i 3 dage hver 14. dag.

Proxera Psomed 20: Topisk medicinsk anordning i cremeformulering indeholdende 20% urea, leveres i en 200 mL tube.
Den påføres selv af deltageren en gang dagligt på samme tidspunkt af dagen på det valgte målplaques i 4 uger i henhold til fingertip-enhedsreglen.
Den kontralaterale sammenlignelige målområde forbliver ubehandlet som kontrol.

Proxera Psomed 40: Topisk medicinsk anordning i gelformulering indeholdende 40% urea, leveres i en 100 mL tube.
Den påføres selv af deltageren en gang dagligt på samme tidspunkt af dagen på det valgte målområde på håndflade eller fodsåle i 8 uger i henhold til fingertip-enhedsreglen.
Behandlingen afbrydes i 3 dage hver 14. dag.
Den kontralaterale sammenlignelige målområde forbliver ubehandlet som kontrol.

Andre navne:
  • PROXERA PSOMED 40 - intensiv eksfolierende gel, 40% urea
  • PROXERA PSOMED 20 - normaliserende creme, 20% urinstof
Eksperimentel: Intrapatientbehandling med PROXERA PSOMED 40
Deltagere med ikke-pustulær palmoplantar psoriasis påfører selv PROXERA PSOMED 40 én gang dagligt på samme tidspunkt af dagen til et målområde på håndfladen eller fodsålen i 8 uger.
Dosis påføres i henhold til fingertippenhedsreglen.
Et sammenligneligt kontralateralt målområde forbliver ubehandlet som kontrol.
Behandlingen afbrydes i 3 dage hver 14. dag.

Proxera Psomed 20: Topisk medicinsk anordning i cremeformulering indeholdende 20% urea, leveres i en 200 mL tube.
Den påføres selv af deltageren en gang dagligt på samme tidspunkt af dagen på det valgte målplaques i 4 uger i henhold til fingertip-enhedsreglen.
Den kontralaterale sammenlignelige målområde forbliver ubehandlet som kontrol.

Proxera Psomed 40: Topisk medicinsk anordning i gelformulering indeholdende 40% urea, leveres i en 100 mL tube.
Den påføres selv af deltageren en gang dagligt på samme tidspunkt af dagen på det valgte målområde på håndflade eller fodsåle i 8 uger i henhold til fingertip-enhedsreglen.
Behandlingen afbrydes i 3 dage hver 14. dag.
Den kontralaterale sammenlignelige målområde forbliver ubehandlet som kontrol.

Andre navne:
  • PROXERA PSOMED 40 - intensiv eksfolierende gel, 40% urea
  • PROXERA PSOMED 20 - normaliserende creme, 20% urinstof

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Target Lesion Score at Week 4
Tidsramme: Baseline to Week 4 (end of treatment)
The Target Lesion Score assesses the severity of a representative psoriatic plaque based on erythema, induration (thickness), and scaling. Each component is scored from 0 to 4, and the total score ranges from 0 to 12, with higher scores indicating greater lesion severity. In participants treated with PROXERA PSOMED 20, the outcome compares the change from baseline to Week 4 in the treated target plaque with the change in the contralateral untreated control plaque.
Baseline to Week 4 (end of treatment)
Difference Between Treated and Untreated Target Areas in Change From Baseline in Local Modified Palmoplantar Psoriasis Area and Severity Index at Week 8
Tidsramme: Baseline to Week 8 (end of treatment)
The local modified Palmoplantar Psoriasis Area and Severity Index (mPPPASI) assesses erythema, induration, scaling, and extent of involvement in each target palm or sole area. Erythema, induration, and scaling are each scored from 0 to 4, while extent of involvement is scored from 0 to 6. For each target site, the local score is calculated as (erythema + induration + scaling) × extent and ranges from 0 to 72, with higher scores indicating more severe disease. In participants treated with PROXERA PSOMED 40, the primary analysis compares the change from baseline to Week 8 in the treated target area with the change in the contralateral untreated control area.
Baseline to Week 8 (end of treatment)

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Target Lesion Score at Week 8
Tidsramme: Baseline to Week 8 (4 weeks after the end of treatment)
The Target Lesion Score assesses the severity of a representative psoriatic plaque based on erythema, induration (thickness), and scaling. Each component is scored from 0 to 4, and the total score ranges from 0 to 12, with higher scores indicating greater lesion severity. In participants treated with PROXERA PSOMED 20, the outcome compares the change from baseline to Week 8 in the treated target plaque with the change in the contralateral untreated control plaque.
Baseline to Week 8 (4 weeks after the end of treatment)
Difference Between Treated and Untreated Target Areas in Change From Baseline in Local Modified Palmoplantar Psoriasis Area and Severity Index at Week 12
Tidsramme: Baseline to Week 12 (4 weeks after the end of treatment)
The local modified Palmoplantar Psoriasis Area and Severity Index (mPPPASI) assesses erythema, induration, scaling, and extent of involvement in each target palm or sole area. Erythema, induration, and scaling are each scored from 0 to 4, while extent of involvement is scored from 0 to 6. For each target site, the local score is calculated as (erythema + induration + scaling) × extent and ranges from 0 to 72, with higher scores indicating more severe disease. In participants treated with PROXERA PSOMED 40, the outcome compares the change from baseline to Week 12 in the treated target area with the change in the contralateral untreated control area.
Baseline to Week 12 (4 weeks after the end of treatment)
Change From Baseline in Psoriasis Area and Severity Index Score at Week 4 in the PROXERA PSOMED 20 Cohort
Tidsramme: Baseline to Week 4 (end of treatment)
The Psoriasis Area and Severity Index (PASI) assesses overall psoriasis severity by combining the extent of body surface involvement with the severity of erythema, induration, and scaling across different body regions. The total PASI score ranges from 0 to 72, with higher scores indicating greater overall psoriasis severity. This outcome measures the change in PASI score from baseline to Week 4 in participants with non-palmoplantar plaque psoriasis treated with PROXERA PSOMED 20. The assessment is used to determine whether changes observed in the target plaque occur independently of, or in parallel with, changes in overall psoriasis severity.
Baseline to Week 4 (end of treatment)
Change From Baseline in Psoriasis Area and Severity Index Score at Week 8 in the PROXERA PSOMED 40 Cohort
Tidsramme: Baseline to Week 8 (end of treatment)
The Psoriasis Area and Severity Index (PASI) assesses overall psoriasis severity by combining the extent of body surface involvement with the severity of erythema, induration, and scaling across different body regions. The total PASI score ranges from 0 to 72, with higher scores indicating greater overall psoriasis severity. This outcome measures the change in PASI score from baseline to Week 8 in participants with non-pustular palmoplantar psoriasis treated with PROXERA PSOMED 40. The assessment is used to determine whether changes observed in the target palm or sole area occur independently of, or in parallel with, changes in overall psoriasis severity.
Baseline to Week 8 (end of treatment)
Change From Baseline in Psoriasis Area and Severity Index Score at Week 8 in the PROXERA PSOMED 20 Cohort
Tidsramme: Baseline to Week 8 (4 weeks after the end of treatment)
The Psoriasis Area and Severity Index (PASI) assesses overall psoriasis severity by combining the extent of body surface involvement with the severity of erythema, induration, and scaling across different body regions. The total PASI score ranges from 0 to 72, with higher scores indicating greater overall psoriasis severity. This outcome measures the change in PASI score from baseline to Week 8 in participants with non-palmoplantar plaque psoriasis treated with PROXERA PSOMED 20. The assessment evaluates overall psoriasis severity 4 weeks after the end of treatment.
Baseline to Week 8 (4 weeks after the end of treatment)
Change From Baseline in Psoriasis Area and Severity Index Score at Week 12 in the PROXERA PSOMED 40 Cohort
Tidsramme: Baseline to Week 12 (4 weeks after the end of treatment)
The Psoriasis Area and Severity Index (PASI) assesses overall psoriasis severity by combining the extent of body surface involvement with the severity of erythema, induration, and scaling across different body regions. The total PASI score ranges from 0 to 72, with higher scores indicating greater overall psoriasis severity. This outcome measures the change in PASI score from baseline to Week 12 in participants with non-pustular palmoplantar psoriasis treated with PROXERA PSOMED 40. The assessment evaluates overall psoriasis severity 4 weeks after the end of treatment.
Baseline to Week 12 (4 weeks after the end of treatment)
Change From Baseline in Dermatology Life Quality Index Score at Week 4 in the PROXERA PSOMED 20 Cohort
Tidsramme: Baseline to Week 4 (end of treatment)
The Dermatology Life Quality Index (DLQI) is a 10-item questionnaire that assesses the impact of skin disease on the participant's daily life, including symptoms, daily activities, leisure, work or school, personal relationships, and treatment. Each item is scored from 0 to 3. The total score ranges from 0 to 30, with higher scores indicating a greater negative impact on quality of life. This outcome measures the change in DLQI score from baseline to Week 4 in participants treated with PROXERA PSOMED 20.
Baseline to Week 4 (end of treatment)
Change From Baseline in Dermatology Life Quality Index Score at Week 8 in the PROXERA PSOMED 40 Cohort
Tidsramme: Baseline to Week 8 (end of treatment)
The Dermatology Life Quality Index (DLQI) is a 10-item questionnaire that assesses the impact of skin disease on the participant's daily life, including symptoms, daily activities, leisure, work or school, personal relationships, and treatment. Each item is scored from 0 to 3. The total score ranges from 0 to 30, with higher scores indicating a greater negative impact on quality of life. This outcome measures the change in DLQI score from baseline to Week 8 in participants treated with PROXERA PSOMED 40.
Baseline to Week 8 (end of treatment)
Change From Baseline in Dermatology Life Quality Index Score at Week 8 in the PROXERA PSOMED 20 Cohort
Tidsramme: Baseline to Week 8 (4 weeks after the end of treatment)
The Dermatology Life Quality Index (DLQI) is a 10-item questionnaire that assesses the impact of skin disease on the participant's daily life, including symptoms, daily activities, leisure, work or school, personal relationships, and treatment. Each item is scored from 0 to 3. The total score ranges from 0 to 30, with higher scores indicating a greater negative impact on quality of life. This outcome measures the change in DLQI score from baseline to Week 8 in participants treated with PROXERA PSOMED 20, 4 weeks after the end of treatment.
Baseline to Week 8 (4 weeks after the end of treatment)
Change From Baseline in Dermatology Life Quality Index Score at Week 12 in the PROXERA PSOMED 40 Cohort
Tidsramme: Baseline to Week 12 (4 weeks after the end of treatment)
The Dermatology Life Quality Index (DLQI) is a 10-item questionnaire that assesses the impact of skin disease on the participant's daily life, including symptoms, daily activities, leisure, work or school, personal relationships, and treatment. Each item is scored from 0 to 3. The total score ranges from 0 to 30, with higher scores indicating a greater negative impact on quality of life. This outcome measures the change in DLQI score from baseline to Week 12 in participants treated with PROXERA PSOMED 40, 4 weeks after the end of treatment.
Baseline to Week 12 (4 weeks after the end of treatment)
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Transepidermal Water Loss at Week 4
Tidsramme: Baseline to Week 4 (end of treatment)
Transepidermal water loss (TEWL) is measured non-invasively using the DermaLab Combo system to assess epidermal barrier function. Higher TEWL values indicate greater water loss and greater impairment of the skin barrier. This outcome compares the change from baseline to Week 4 in the PROXERA PSOMED 20-treated target plaque with the change in the contralateral untreated control plaque.
Baseline to Week 4 (end of treatment)
Difference Between Treated and Untreated Target Areas in Change From Baseline in Transepidermal Water Loss at Week 8
Tidsramme: Baseline to Week 8 (end of treatment)
Transepidermal water loss (TEWL) is measured non-invasively using the DermaLab Combo system to assess epidermal barrier function. Higher TEWL values indicate greater water loss and greater impairment of the skin barrier. This outcome compares the change from baseline to Week 8 in the PROXERA PSOMED 40-treated target palm or sole area with the change in the contralateral untreated control area.
Baseline to Week 8 (end of treatment)
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Transepidermal Water Loss at Week 8
Tidsramme: Baseline to Week 8 (4 weeks after the end of treatment)
Transepidermal water loss (TEWL) is measured non-invasively using the DermaLab Combo system to assess epidermal barrier function. Higher TEWL values indicate greater water loss and greater impairment of the skin barrier. This outcome compares the change from baseline to Week 8 in the PROXERA PSOMED 20-treated target plaque with the change in the contralateral untreated control plaque, 4 weeks after the end of treatment.
Baseline to Week 8 (4 weeks after the end of treatment)
Difference Between Treated and Untreated Target Areas in Change From Baseline in Transepidermal Water Loss at Week 12
Tidsramme: Baseline to Week 12 (4 weeks after the end of treatment)
Transepidermal water loss (TEWL) is measured non-invasively using the DermaLab Combo system to assess epidermal barrier function. Higher TEWL values indicate greater water loss and greater impairment of the skin barrier. This outcome compares the change from baseline to Week 12 in the PROXERA PSOMED 40-treated target palm or sole area with the change in the contralateral untreated control area, 4 weeks after the end of treatment.
Baseline to Week 12 (4 weeks after the end of treatment)
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Vascular Density at Week 4
Tidsramme: Baseline to Week 4 (end of treatment)
Vascular density is assessed non-invasively by dermato-capillaroscopy and is recorded separately for the treated target plaque and the contralateral untreated control plaque. This outcome compares the change in vascular density from baseline to Week 4 between the two target plaques in participants treated with PROXERA PSOMED 20.
Baseline to Week 4 (end of treatment)
Difference Between Treated and Untreated Target Plaques in Change From Baseline in Vascular Density at Week 8
Tidsramme: Baseline to Week 8 (4 weeks after the end of treatment)
Vascular density is assessed non-invasively by dermato-capillaroscopy and is recorded separately for the treated target plaque and the contralateral untreated control plaque. This outcome compares the change in vascular density from baseline to Week 8 between the two target plaques in participants treated with PROXERA PSOMED 20, 4 weeks after the end of treatment.
Baseline to Week 8 (4 weeks after the end of treatment)
Number of Participants With One or More Adverse Events in the PROXERA PSOMED 20 Cohort
Tidsramme: From first application through Week 8
All solicited and unsolicited adverse events, adverse device effects, and serious adverse events occurring during treatment or follow-up will be recorded and assessed by the investigator. Particular attention will be given to local reactions such as burning, erythema, itching, skin rash, irritation, and allergic contact dermatitis. The outcome is the number and proportion of participants experiencing at least one adverse event.
From first application through Week 8
Number of Participants With One or More Adverse Events in the PROXERA PSOMED 40 Cohort
Tidsramme: From first application through Week 12
All solicited and unsolicited adverse events, adverse device effects, and serious adverse events occurring during treatment or follow-up will be recorded and assessed by the investigator. Particular attention will be given to local reactions such as burning, erythema, itching, skin rash, irritation, and allergic contact dermatitis. The outcome is the number and proportion of participants experiencing at least one adverse event.
From first application through Week 12

Samarbejdspartnere og efterforskere

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Sponsor

Datoer for undersøgelser

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Studer store datoer

Studiestart (Faktiske)

30. april 2026

Primær færdiggørelse (Anslået)

25. november 2026

Studieafslutning (Anslået)

23. december 2026

Datoer for studieregistrering

Først indsendt

16. april 2026

Først indsendt, der opfyldte QC-kriterier

16. april 2026

Først opslået (Faktiske)

22. april 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

28. juli 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

26. juli 2026

Sidst verificeret

1. juli 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • Id 286

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