For patients with COVID-19-related olfactory dysfunction (OD), the clinical benefit of theophylline added to saline nasal irrigation (SNI) is inconclusive, according to a study published online July 7 in JAMA Otolaryngology-Head & Neck Surgery.
Theophylline nasal irrigation studied in COVID-19-related smell loss
For patients with COVID-19-related olfactory dysfunction (OD), the clinical benefit of theophylline added to saline nasal irrigation (SNI) is inconclusive, according to a study published online July 7 in JAMA Otolaryngology-Head & Neck Surgery.