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SOAP study

Skin care to overcome Atopic dermatitis in acute phase - SOAP study

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1040230009
Enrollment
60
Registered
2023-04-16
Start date
2023-04-16
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Atopic dermatitis Atopic dermatitis

Interventions

Participants in the Soap group wash their skin with soap when bathing or showering for 7-14 days. Participants in the Mild-Soap group wash their skin with Mild-Soap when bathing or showering for 7-14

Sponsors

Inuzuka Yusuke
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients diagnosed with AD based on the UK Working Partys Diagnostic Criteria Patients aged younger than 15 years old at recruitment Patients whose eczema excluding the head, neck, wrists/ankles, and genitals are mild to severe Patients who bathe or shower at least once a day Patients whose caregivers agreed to participate in this study in writing

Exclusion criteria

Exclusion criteria: 1. Patients with skin infection 2. Patients who apply steroid ointment, antihistamine ointment (oral is allowed), NSAIDs ointment, tacrolimus ointment, dergocitinib ointment, and difamilast ointment for diseases other than atopic dermatitis. (It is possible to apply to areas other than the intervention site.) 3. Patients taking cyclosporine, corticosteroids, baricitinib, upadacitinib, or abrocitinib 4. Patients receiving dupilumab or nemolizumab 5. Physicians decide that the patients is not appropriate for participation in the study

Design outcomes

Primary

MeasureTime frame
Percentage of achievement of EASI100 excluding head and neck at the end of the study

Secondary

MeasureTime frame
EASI score excluding head and neck at the end of the study POEM score at the end of the study Stratum corneum hydration of the forearm at the end of the study Number of occurrences of serious adverse events Adverse events for which a causal relationship to the intervention cannot be denied Presence or absence of contagious impetigo Presence or absence of skin infections other than contagious impetigo Pain during bathing (10-step scale)

Contacts

Public ContactYusuke Inuzuka

Hamamatsu University School of Medicine

inuzuka-y@hama-med.ac.jp+81-53-435-2111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026