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Study on the Therapeutic Effects of Epipharyngeal Abrasive Therapy (EAT) and Immune Profile Changes in Chronic Nasopharyngitis

Immunological Mechanisms of Chronic Nasopharyngitis and Therapeutic Effects of Epipharyngeal Abrasive Therapy (EAT) - Immune Profiling and EAT Effects in Chronic Nasopharyngitis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000059628
Enrollment
40
Registered
2025-11-04
Start date
2025-11-04
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Chronic Nasopharyngitis

Interventions

Patients with chronic nasopharyngitis will receive Epipharyngeal Abrasive Therapy (EAT) once a week for 4 weeks. Peripheral blood and epipharyngeal swab samples will be collected before and after the

Sponsors

Mogitate Medical Corporation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Participants diagnosed with chronic nasopharyngitis, aged 15 years or older, who consent to EAT and understand the study purpose and provide written informed consent.

Exclusion criteria

Exclusion criteria: Individuals with severe systemic diseases, those using immunosuppressive agents, pregnant or breastfeeding women, or those deemed inappropriate by the principal investigator.

Design outcomes

Primary

MeasureTime frame
Change in CD4/CD8 ratio in scraped epithelial cells and peripheral blood before and after EAT (evaluated at baseline and 3 months after treatment)

Secondary

MeasureTime frame
Change in Th17/Treg ratio (baseline and 3 months) Transition of subjective symptom scores (VAS) at baseline, 1 month, and 3 months Change in endoscopic inflammatory findings (baseline and 3 months) Comparison of immune profiles with healthy controls

Countries

Japan

Contacts

Public ContactManabu Mogitate

Mogitate Medical Corporation Mogitate ENT Clinic

mogitateentjp@m08.itscom.net0448654187

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026