Salbutamol vs diphenhydramine to reduce respiratory adverse events during ophthalmologic examination under anesthesia in children with common cold

Phase 3 trial of salbutamol and diphenhydramine in nasopharyngitis and peri-anesthetic respiratory event (PRAE) (2 arms), sponsored by Shahid Beheshti University of Medical Sciences. Primary endpoint: Incidence of adverse respiratory events during ophthalmologic examination under anesthesia. Started Jan 2025; status: recruiting.