“Esketamine Reduces Desaturation, Hypotension, and Propofol Requirements in Bidirectional Endoscopy: A Study”

https://pubmed.ncbi.nlm.nih.gov/38117498

The study found that adding low-dose esketamine to propofol-based sedation for bidirectional endoscopy reduced the incidence of desaturation and hypotension, and decreased propofol requirements.