Tropicamide + Phenylephrine Hydrochloride Indications Therapeutic purpose: Diagnostic purpose: Pre-operative use: In order to undergo surgical procedure that requires the visualization of structures behind the iris, such as cataract extraction, vitrectomy and retinal detachment surgery. Pharmacology Tropicamide binds to and blocks the receptors in the muscles of the eye (muscarinic receptor M4). Tropicamide acts by […]