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Branch Retinal Artery Occlusion after Injection of a Long-Acting Risperidone Preparation
- Johnny Tang, MD; and
- John J. Weiter, MD, PhD
- From Retina Specialists of Boston, Harvard Medical School, Schepens Eye Research Institute, and the Massachusetts Eye and Ear Infirmary, Cambridge, MA 02140.
Background: Adverse events of long-acting risperidone are usually attributed to the drug rather than to its preparation. Microsphere technology used for slow release of risperidone in its long-acting formulation is used for other drugs.
Objective: To report a case of branch retinal artery occlusion after injection of long-acting risperidone.
Case Report: A 39-year-old man with a history of psychiatric illness presented to our office with blurred vision in his right eye for 3 days after a right buttock injection of long-acting risperidone (Risperdal Consta, Janssen, Titusville, New Jersey). The patient noted the change in vision about 30 minutes after the injection. He presented to our office 4 …
