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Phase III clinical trial of TO-203 - Evaluation of efficacy and safety in pediatric patients with HDM-induced allergic rhinitis -

Phase III clinical trial of TO-203 - Evaluation of efficacy and safety in pediatric patients with HDM-induced allergic rhinitis -

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080222901
Enrollment
400
Registered
2015-06-29
Start date
2015-07-02
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

Allergic rhinitis

Interventions

investigational material(s) Generic name etc : TO-203 INN of investigational material : - Therapeutic category code : 449 Other antiallergic agents Dosage and Administration for Investigational materi

Sponsors

TORII PHARMACEUTICAL CO., LTD.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Patients with HDM-specific IgE : class 3 or more. (2) Patients with positive nasal provocation test. (3) Patients with a history of prescription drug treatment for perennial allergic rhinitis. (4) Patients with moderate or severe symptoms of HDM-induced allergic rhinitis.

Exclusion criteria

Exclusion criteria: (1) Patients with class 5 or more in the specific-IgE antibody tests to any of the following: cedar, cypress, alder, Betula, cocksfoot, ragweed, mugwort, Japanese hop, cockroach, Candida, Aspergillus, Alternaria, dog dander, or cat dander. (2) Patients with class 2 to 4 in the specific-IgE antibody tests to any of the following: cedar, cypress, alder, Betula, cocksfoot, ragweed, mugwort, Japanese hop, cockroach, Candida, Aspergillus, Alternaria, dog dander, or cat dander, and who have symptoms of allergic rhinitis due to these relevant antigen (3) Patients with class 2 to 4 in the specific-IgE antibody tests to dog dander or cat dander, and who have no symptoms of allergic rhinitis, while being constantly exposed to these relevant animal (e.g., pet parenting at home)

Design outcomes

Primary

MeasureTime frame
efficacy Total Combined Rhinitis Score(TCRS)

Secondary

MeasureTime frame
efficacy Daily Symptom Score (DSS) of allergic rhinitis safety Incidences of adverse event(s) and adverse drug reaction(s)

Countries

Japan

Outcome results

None listed

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