A Pilot Study of Short-Course Oral Vitamin A and Aerosolised Diffuser Olfactory Training for the Treatment of Smell Loss in Long COVID

<b>Background:</b> Olfactory dysfunction (OD) is a common neurosensory manifestation in long COVID. An effective and safe treatment against COVID-19-related OD is needed. <b>Methods:</b> This pilot trial recruited long COVID patients with persistent OD. Participants were rand...

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Main Authors: Tom Wai-Hin Chung, Hui Zhang, Fergus Kai-Chuen Wong, Siddharth Sridhar, Tatia Mei-Chun Lee, Gilberto Ka-Kit Leung, Koon-Ho Chan, Kui-Kai Lau, Anthony Raymond Tam, Deborah Tip-Yin Ho, Vincent Chi-Chung Cheng, Kwok-Yung Yuen, Ivan Fan-Ngai Hung, Henry Ka-Fung Mak
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/13/7/1014