Evaluation of microbial contamination in multi-dose fluorescein eyedrops in a reference eye center.

Purpose: To analyze the presence of microorganisms in fluorescein eyedrops used in a reference eye center in Recife-PE.

Methods: This real-life and masked study evaluated fluorescein eyedrops used at the Altino Ventura Foundation in May 2019. Cultures were performed according to exposure times; I) three eyedrop bottles were analyzed after one day of use, II) three eyedrop bottles after 4 d of use, III) three eyedrop bottles after 8 d of use, and IV) three unopened bottles used as control.