Training of olfactory function for Chinese population: Online intervention for olfactory dysfunction caused by COVID-19

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2400081100

Enrollment

Unknown

Registered

2024-02-22

Start date

2023-01-17

Completion date

Unknown

Last updated

2024-02-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

olfactory dysfunction

Interventions

Treatment group:Using the odor materials and online platform developed in this study, participants underwent olfactory training twice daily (morning and evening), with one course lasting 35 days and t

Wait-list group:Using the odor materials and online platform developed in this study, participants underwent olfactory training twice daily (morning and evening), with one course lasting 35 days and t

Eligibility

Sex/Gender

All

Age

16 Years to 65 Years

Inclusion criteria

Inclusion criteria: Individuals aged between 16 and 65 who have experienced a decrease in their ability to smell following Omicron infection and have not fully recovered after one month.

Exclusion criteria

Exclusion criteria: Poor mental status, poor physical condition, congenital loss of smell

Design outcomes

Primary

Measure	Time frame
Olfactory threshold;Olfactory identification;Subjective olfactory level;	—

Countries

China

Contacts

Public ContactWen Zhou

Institute of Psychology, Chinese Academy of Sciences

zhouw@psych.ac.cn+86 10 6487 9856

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026