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A verification study of improving on allergy-like symptoms to impacts on daily life with consumption of the test food containing fermented black jabara (Citrus jabara) in healthy Japanese subjects: a randomized, double-blind, placebo-controlled, parallel-group trial

A verification study of improving on allergy-like symptoms to impacts on daily life with consumption of the test food containing fermented black jabara (Citrus jabara) in healthy Japanese subjects: a randomized, double-blind, placebo-controlled, parallel-group trial - A verification study of improving on allergy-like symptoms to impacts on daily life with consumption of the test food containing fermented black jabara (Citrus jabara)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000033708
Enrollment
16
Registered
2018-08-10
Start date
2018-08-20
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

Healthy Japanese subjects

Interventions

Duration: 4 weeks Test Material: Active capsule Dosage: Take 3 capsules any time during the day with water or warm water * If you forget to take the capsules, take capsules as soon as you remembe

Sponsors

ORTHOMEDICO Inc.
Lead Sponsor
Medical Corporation Seishinkai, Takara Clinic
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Healthy Japanese adult subjects 2. Subjects who are experiencing discomfort in their eyes and nose 3. Subjects who are judged as eligible to participate in the study by the physician 4. Within the subjects who met the 1st to 3rd inclusion criteria, subjects whose total QOL score of JRQLQ No1 is relatively high at screening (before consumption)

Exclusion criteria

Exclusion criteria: 1. Subjects who are undergoing medical treatment or have a medical history of malignant tumor, heart failure, or myocardial infarction 2. Currently undergoing treatment for any of the following chronic diseases: cardiac arrhythmia, liver disease, kidney disease, cerebrovascular disorder, rheumatism, diabetes mellitus, dyslipidemia, hypertension, or any other chronic diseases 3. Subjects who are diagnosed with pollen allergy 4. Subjects who are diagnosed with allergic rhinitis 5. Subjects who use or take "Foods for Specified Health Uses", "Foods with Functional Claims", or other functional food/beverage in daily 6. Subjects who are currently taking medications (including herbal medicines) and supplements 7. Subjects who could have an allergy to raw materials of the test food, or possible to have serious allergic reactions to other foods and/or medicines 8. Subjects who are pregnant, lactation, or planning to become pregnant 9. Subjects who have been enrolled in other clinical trials within the last three months before the agreement to participate in this trial 10. Subjects who are judged as ineligible to participate in the study by the physician

Design outcomes

Primary

MeasureTime frame
Japanese rhino-conjunctivitis quality of life questionnaire (JRQLQ No1) * Assess the items at screening (before consumption) and 4 weeks after consumption.

Secondary

MeasureTime frame
1. Questionnaire based on practical guideline for the management of allergic rhinitis in Japan (record in the diary report) sneezing, runny nose, blocked nose, itchy eyes, and watery eyes 2. Specific IgE (Dermatophagoides pteronyssinus, animal dander, Japanese red-cedar, orchard grass, timothy grass, ragweed, and moth) 3. Eosinophils in the nasal discharge *1 Record the daily report every day from 1 week before starting consumption. *2, 3 Assess the items at screening (before consumption) and 4 weeks after consumption.

Countries

Japan

Contacts

Public ContactNaoko SUZUKI

ORTHOMEDICO Inc. R&D Department

nao@orthomedico.jp03-3818-0610

Outcome results

None listed

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