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Intraocular Use of Epinephrine to Maintain Mydriasis during Cataract Surgery

Author  Richard S. Hoffman, MD
Date  December 13, 2017
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A recent alteration in the formulation of epinephrine from one of the more common sources of preservative-free epinephrine has contributed to a shortage or impending shortage of this product for ophthalmologists. In January 2017, PAR Pharmaceutical updated and began shipping the new formulation of epinephrine which in addition to containing 0.457 mg of sodium metabisulfite, will also contain 2.25 mg of tartaric acid per ml.