The Effect of Olfactory Training in Patients With COVID-19 Induced Olfactory Dysfunction

NARecruitingINTERVENTIONAL
Enrollment

65

Participants

Timeline

Start Date

June 29, 2022

Primary Completion Date

April 30, 2024

Study Completion Date

September 30, 2025

Conditions
COVID-19
Interventions
OTHER

Olfactory training with essential oils

Olfactory training twice daily with essential oils from Urtegaarden Aps with scents of orange, lavender, clove and peppermint. The olfactory training is performed every morning and evening, by smelling each of the oils for 30 seconds.

OTHER

Olfactory training with fragrance-free oils

Olfactory training twice daily with fragrance-free oils from Urtegaarden Aps in the same four containers as the intervention group. The olfactory training is performed every morning and evening, by smelling each of the oils for 30 seconds.

Trial Locations (1)

2100

RECRUITING

Department of Otorhinolaryngology, Head and Neck Surgery & Audiology, Copenhagen University Hospital, Copenhagen

All Listed Sponsors
lead

Ditte Gertz Mogensen

OTHER