The effect of intra-nasal tetra sodium pyrophosphate on decreasing elevated nasal calcium and improving olfactory function post COVID-19: a randomized controlled trial.

Mohamed H AbdelazimAhmed H AbdelazimWaleed Moneir

Published in: Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology (2022)

Intranasal application of tetra sodium pyrophosphate may be associated with improvement in olfactory function after COVID -19 infection. Trial registration Ethical Committee of Damietta Faculty of Medicine approved this study on January 2021 (approval number, IRB 00012367-21-03-010).

Keyphrases

coronavirus disease
sars cov
chronic rhinosinusitis
clinical trial
study protocol
phase iii
decision making