Double Blind, Placebo Controlled Trial of Ten-cha for Perennial Allergic Rhinitis

Double Blind, Placebo Controlled Trial of Ten-cha for Perennial Allergic Rhinitis - Trial of Ten-cha

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000002445

Enrollment

Registered

2009-09-04

Start date

2009-07-01

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

Prennial allergic rhinitis

Interventions

Patients of Control 1 take a Ten-cha capsule three times a day for 1 month. Patients of Control 2 take a placebo capsule three times a day for 1 month.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Perennial allergic rhinitis with more than moderate symtom. 2)Positive specific IgE to mite(CAP-RAST>=class2) or positive skin test to house dust.

Exclusion criteria

Exclusion criteria: 1)The history of severe asthma 2)Patients who cannot stop anti-allergic drugs 3)Patients who is being treated with immunotherapy 4)Pregnant women and those at risk of pregnancy 5)Complication of the other nasal-paranasal disease

Design outcomes

Primary

Measure	Time frame
Symptom medication score	—

Secondary

Measure	Time frame
Medication Score QOL score	—

Countries

Japan

Contacts

Public ContactShigetoshi Horiguchi

Chiba University Graduate School Department of Otorhinolaryngology

jibika@office.chiba-u.jp043-226-2137

Outcome results

None listed

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