Intranasal Insulin for Treatment of Persistent Post-COVID-19 Olfactory Dysfunction: A Scoping Review.

Olfactory dysfunction has emerged as a prominent symptom of COVID-19, persisting in a subset of patients even after recovery. This scoping review aims to explore the potential of intranasal insulin as a treatment modality for persistent post-COVID-19 olfactory dysfunction. A comprehensive literature search was conducted to gather relevant studies examining the role of intranasal insulin in treating olfactory dysfunction, particularly in post-COVID-19 cases.