Synonyms : Mydriacyl, N-Ethyl-N-(4-pyridylmethyl)tropamide, N-Ethyl-alpha-(hydroxymethyl)-N-(4-pyridinylmethyl)benzeneacetamide, Tropicamide Monohydrochloride, (R)-Isomer, Tropicamide Monohydrochloride, (S)-Isomer, Tropicamide, (+-)-Isomer, Tropicamide, (R)-Isomer