Dexamethasone intravitreal implant (Ozurdex) is a rod-shaped biodegradable implant composed of polylactic co-glycolic acid (PLGA) and 0.7 mg of dexamethasone. It has been shown to be effective for macular edema due to uveitis, retinal vein occlusion, or diabetic retinopathy.1,2
Kim JA, Lee EJ, Park KH, Woo SJ. In Vivo Cross-sectional Imaging of a Degrading Dexamethasone Intravitreal Implant That Became Attached to the Macula. JAMA Ophthalmol. 2015;133(3):350–352. doi:10.1001/jamaophthalmol.2014.5153
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