Primary Care Guide to Pupil Dilatation - Start with the sympathomimetic (2.5% phenylephrine), but don't call it that to the patient, they don't tare. Just say, "eye drop" - Then use the anticholinergic (l % tropicamide). It burns, but it's a good burn. - Wait 15 minutes. Do some charting or research how to do a fundus exam - Dr. Glaucomflecken @DGlaucomflecken #Pupillary #Dilatation #Guide #PrimaryCare #Overview #Ophthalmology #Diagnosis #Instructions #Procedure