Comparative study between the olfactory training methods with the guidance of eating manner for the efficacy in patients with olfactory dysfunction.

Comparative study between the olfactory training methods with the guidance of eating manner for the efficacy in patients with olfactory dysfunction. - The olfactory training methods with the guidance of eating manner.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000023521

Enrollment

100

Registered

2016-08-06

Start date

2014-04-02

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

olfactory dysfunction

Interventions

Olfactory training with nasal stimulation of food smell three times a day for 24 weeks Olfactory training with oral stimulation of food smell three times a day for 24 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients with olfactory dysfunction. 2) Patients aged 20 years old or more. 3) Gender unquestioned. 4) Outpatient. 5) Patients who have given voluntary written informed consent.

Exclusion criteria

Exclusion criteria: 1) Patients who have food allergy. 2) Patients who are pregnant, suspected to be pregnant or breastfeeding. 3) Patients who desire to bear children 4) Patients who are considered not to be eligible by the investigator.

Design outcomes

Primary

Measure	Time frame
Evaluation with T&T olfactometry	—

Countries

Japan

Contacts

Public ContactHideaki Shiga

Kanazawa Medical University Otorhinolaryngology

ent@kanazawa-med.ac.jp076-218-8147

Outcome results

None listed

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