Displaying 2 results of Tropicamide Impurities Tropicamide is a medication used to enlarge the pupils for eye exams or procedures. However, Tropicamide Impurities refer to the byproducts or contaminants that may be present in the medication. These impurities can affect the efficacy and safety of the medication, and must be carefully monitored and controlled during the manufacturing process to ensure high-quality and safe medication for patients.