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DIFENSE Study

Early Intervention with Difamilast Ointment in infantile Early-Onset Atopic dermatitis for Prevention of Transcutaneous Sensitization - DIFENSE Study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs031240529
Enrollment
150
Registered
2024-12-06
Start date
2025-05-01
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

Difamilast Treatment Group Early intervention remission maintenance therapy with topical PDE4 inhibitor -Full Body except scalp: Moizert ointment 0.3%, 1.0% twice daily. Apply an appropriate amount of
Dermatitis,Atopic, Eczema,Immunoglobulin E, food hypersensitivity, secondary prevention
Atopic dermatitis, eczema, IgE, food allergy, prevention

Sponsors

Yamamoto-Hanada Kiwako
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Infants 42 to 90 days of age at the obtaining of consent (2)Infants diagnosed with atopic dermatitis based on The U.K. Working Party's diagnostic criteria within 28 days of the appearance of an itchy skin eruption at the time of consent (3)Infants with a skin eruption (including dryness) of more than slight severity on the whole body except for the scalp, based on the severity of skin eruption described in the Atopic Dermatitis Clinical Practice Guidelines 2021 at the time of registration.

Exclusion criteria

Exclusion criteria: (1)Infants born at less than 37 weeks of gestation. (2)Infants with a history of adverse effects caused by the drugs used in this study. (3)Infants with a history of prior application of Difamilast ointment before registration. (4)Infants with a history of IgE-dependent egg allergy at the time of registration. (5)Infants with the possibility of not being able to visit the medical institution by 16 weeks after enrollment due to plans to move to a new address, etc. (6)Infants whose proxy cannot understand the study content in Japanese. (7)Infants whose consent for this study cannot be obtained from the proxy. (8)Infants with a severe underlying condition or a skin condition that may affect the evaluation of atopic dermatitis and deemed unsuitable for participation by the principal investigator, responsible investigator, or participating investigator. (9)Hemorrhagic blood diseases (hemophilia, thrombocytopenia, purpura, etc.) that are contraindications to Heparinoid ointment. (10)Infants who were receiving prohibited concomitant medications from the screening to registration.

Design outcomes

Primary

MeasureTime frame
Percentage sensitized to serum egg white/ovomucoid/milk/wheat/omega-5 gliadin/walnut/Jug r 1/peanut/Ara h 2 at 16 weeks post-registration

Secondary

MeasureTime frame
(1)Percentage of sensitization to serum egg white/omega-5 gliadin/milk/wheat/peanut/Ara h2/walnut/Jug r 1 IgE at 16 weeks post-registration measured by ImmunoCAP (2)EASI (Eczema Area and Severity Index) scores at 4, 8, and 16 weeks post-registration (3)POEM (Patient-Oriented Eczema Measure) scores during the study period (4)Percentage of days of remission from atopic dermatitis during the study period (5)Percentage of additional treatment implementation (6)Percentage of occurrence of serious adverse events during the treatment period

Contacts

Public ContactKiwako Yamamoto-Hanada

National Center for Child Health and Development

allergy_research@ncchd.go.jp+81-3-3415-9260

Outcome results

None listed

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