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A study on the treatments and flare frequency of patients with GPP in Japan, and human genome and genetic analysis to research for genetic mutations : Assessment of treatments, flare frequency and research for novel genetic mutations involved in the pathogenesis of GPP

A study on the treatments and flare frequency of patients with GPP in Japan, and human genome and genetic analysis to research for genetic mutations : Assessment of treatments, flare frequency and research for novel genetic mutations involved in the pathogenesis of GPP - A study on the treatments and flare frequency of patients with GPP in Japan, and human genome and genetic analysis to research for genetic mutations

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000042865
Enrollment
200
Registered
2021-01-04
Start date
2021-06-04
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

Generalized pustular psoriasis

Interventions

None listed

Sponsors

Nippon Boehringer Ingelheim, Inc
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Patients who have been diagnosed with GPP based on the 2006 JDA criteria within 10 years of the date of each ERC approval 2)Patients who had at least 6 months or more continuous observation at the study sites within 10 years of the date of each ERC approval 3)Patients who have obtained written consent for this study from the patient or proxy However, patients who are unlikely to visit the hospital due to death or transfer to another hospital may only participate in the retrospective study under an opt-out

Exclusion criteria

Exclusion criteria: 1)Patients participating in clinical trials for medical devices or drugs at the time of enrolment in this study 2)Patients who have participated in clinical trial for medical device or drugs prior to enrolment in this study. However, if the products are in approved dosage and administration, it does not meet

Design outcomes

Primary

MeasureTime frame
1) Frequency of acute GPP flares 2) Severity of acute GPP flares

Countries

Japan

Contacts

Public ContactHayato Konishi

MEBIX INC. CLINICAL OPERATIONS

gpp_retro@mebix.co.jp03-4362-4504

Outcome results

None listed

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