This research study aims to investigate the function of the olfactory lining in the nasal cavity and its potential alterations in both healthy and diseased con…

Alzheimer DiseaseSmell LossSmell Dysfunction

~Estimated

~$10 – $6,250

Duke UniversityNCT07021040

Phase 2

A Randomized Controlled Trial of Smell Training and Trigeminal Nerve Stimulation in the Treatment of COVID-related Persistent Smell Loss

Persistent smell loss that can include diminished or distorted smell function is a common symptom of long COVID syndrome. There are limited treatment options f…

Smell DysfunctionOlfactory DisorderLong COVID

~Estimated

~$10 – $6,250

Medical University of South CarolinaNCT05855369