The toxicities can be grouped into categories such as pigmentary retinopathies, crystalline retinopathies, retinal vasculopathies, and retinopathies characterized by retinal edema or folds. Here we present a case of topiramate (Topamax, Ortho-Mc Neil Neurologics) causing transient angle closure and retinal folds. Plaquenil eye exam how often Plaquenil photo Folic acid and hydroxychloroquine dosing Trialnet hydroxychloroquine Retinal toxicity from Plaquenil is of serious concern because even after cessation of the drug there is little if any visual recovery, and sometimes a progression of visual loss over several years after the drug has been stopped. Fortunately, retinal toxicity from plaquinil is quite rare relative to the number of individuals taking the medication. Over a long period of time, the drug may have a However, it can produce irreversible changes to the retina that lead to visual impairment. The aim of this study was to determine the proportion of patients treated with HCQ who develop retinal toxicity and the risk factors for the development of HCQ-induced retinal toxicity among Iranian patients. Plaquenil Toxicity Plaquenil hydroxychloroquine is a medicine commonly used to treat patients with systemic lupus erythematosus and rheumatoid arthritis. After prolonged use, it can sometimes damage the macula and cause central vision loss. A 26-year-old woman reported to the emergency room with a chief complaint of sudden, painless loss of vision in both eyes. We follow with a review of the literature regarding topiramate toxicity, as well as a brief review of the other major categories of pharmacologic retinal toxicity. Plaquenil induced retinal toxicity Plaquenil-Induced Toxic Maculopathy - Decision-Maker PLUS, Retinal Toxicity in Patients Treated With. Plaquenil medication similarHow bad is plaquenil on organsPlaquenil 200 mg wikipediaBreast cancer hydroxychloroquine hcqSide effects hydroxychloroquine eyes Canthaxanthine is a vitamin A derivative used in the treatment of psoriasis and eczema, and had been used previously as an oral tanning agent. Toxicity has been shown after high-dose oral therapy of greater than 0.5 mg/kg/day. Common Medications That May Be Toxic to the Retina. Plaquenil Toxicity - Bennett & Bloom. New Plaquenil Guidelines. Hydroxychloroquine sulfate HCQ, Plaquenil is an analogue of chloroquine CQ, an antimalarial agent, used for the treatment of systemic lupus erythematosus, rheumatoid arthritis and other autoimmune disorders. Its use has been associated with severe retinal toxicity, requiring a discontinuation of therapy. Diagnosis Hydroxychloroquine-induced retinal toxicity Discussion. Chloroquine CQ and hydroxychloroquine Plaquenil HCQ have been used for many years, initially for the treatment of malaria but now more commonly for the treatment of inflammatory diseases such as rheumatoid arthritis and lupus 1. It is now considered for new disease applications in diabetes, heart disease and adjunct cancer therapies 2. HCQ-induced retinal toxicity is more common than previously thought new British Society for Rheumatology/British Health Professionals in Rheumatology guidelines recommend formal ophthalmic investigation at baseline and at annual intervals in patients receiving treatment beyond 5 years.