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Comparison of nasal steroid with anti-histamine in prophylactic treatment against pollinosis using an environmental challenge chamber.

Comparison of nasal steroid with anti-histamine in prophylactic treatment against pollinosis using an environmental challenge chamber.

Status
Unknown
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1080221147
Enrollment
50
Registered
2010-07-02
Start date
2010-07-02
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

cedar pollinosis

Interventions

investigational material(s) Generic name etc : Nasonex INN of investigational material : mometasone furoate nasal spray: MFNS Therapeutic category code : 132 Agents for otic and nasal use Dosage and A

Sponsors

Department of Otolaryngology, Head and Neck Surgery, Graduate School of Medicine, Chiba University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The age ranged from 18 to 64 years and subjects met the following inclusion criteria: a positive allergen-specific skin test (wheal diameter: 10mm or >10mm) to a standardized cedar pollen extract (Torii Pharmaceutical Co. Ltd., Tokyo, Japan) and serum cedar pollen-specific immunoglobulin (Ig) E level score of 2 or >2 by the CAP radioallergosorbent test (CAP-RAST; SRL, Tokyo, Japan).

Exclusion criteria

Exclusion criteria: The exclusion criteria included complication of moderate/severe perennial allergic rhinitis which required treated, a history of severe asthma, use of anti-allergic drugs within 4 weeks, and a prior history of any allergen-specific immunotherapy, pregnant women, or women of childbearing potential.

Design outcomes

Primary

MeasureTime frame
Patients received nasal steroid or anti-histamine for 7 consecutive days (days 1-7). The main criteria for the evaluation of efficacy was the TNSS for 0-3 hours during the chamber exposure and 3-12 hours after the exposure on day 8. The primary efficacy variables were the mean TNSS for 0-12 hours on day 8 and the mean TNSS of 0-3 hours only in the chamber on day 8.

Secondary

MeasureTime frame
Secondary efficacy variable included: the number of sneezing and rhinorrhea in the chamber (0-3 hours) and after leaving the chamber (3-12 hours) on day 8 and the mean TNSS on days 9-12.

Outcome results

None listed

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