Survey on the Background of Asthma Patients Who Discontinued Biological Agents

Clinical Background of Patients with Severe Asthma who Discontinued Biologics: A Multi-center Observational Study - Study on Discontinued Biologics in Asthma

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060530

Enrollment

Registered

2026-01-30

Start date

2025-11-20

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

bronchial asthma

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Age 18 years or older at the time of providing informed consent. Adult asthma patients who have been treated with biologic agents (Xolair, Nucala, Fasenra, Dupixent, or Tezspire). Patients who have discontinued biologic agents for 3 months or longer and are currently visiting the study institution. Written informed consent has been obtained from the subject for participation in this study.

Exclusion criteria

Exclusion criteria: Patients with dementia or psychiatric disorders requiring medical treatment, or patients in a comatose state. Patients judged by the principal investigator to be unsuitable for participation in this study.

Design outcomes

Primary

Measure	Time frame
To investigate the primary reasons for discontinuing biological agents based on a survey	—

Countries

Japan

Contacts

Public ContactYasuhiro Nakajima

St. Francis Franciscan Social Medical Corporation, Himeji St. Mary's Hospital Department of Respiratory Medicine

nakajima-y@himemaria.or.jp0792655111

Outcome results