Her rheumatologist instructed her to undergo a baseline ocular examination prior to initiating Plaquenil (hydroxychloroquine, Sanofi-Aventis) therapy. Toxic maculopathy associated with chloroquine use was first documented in the literature five decades ago.1 In the United States, Plaquenil––an analog to chloroquine––is used to treat a variety of conditions, including rheumatoid arthritis, lupus and several distinct inflammatory disorders. Although the incidence of macular toxicity is infrequent with Plaquenil use (at a dosage of 200mg or 400mg q.d.), its visual impact can be devastating. Chloroquine pei transfection Plaquenil maculopathy autofluorescence Plaquenil drug company Pigment deposits in the retina can cause vision changes, according to Steven Ofner, M. D. of Eugene Oregon Eye Care. Signs of retinal damage include blurry or distorted vision, flashes of light or floaters, or loss of night vision. Retinal damage may not improve even after Plaquenil is discontinued. Plaquenil-induced toxicity usually will not occur before five years of taking the drug. “Eye damage due to Plaquenil is not common,” he says. “Rarely will anybody who has good vision and minimal symptoms develop loss of central vision or ability to read if annual screening is done and visual are symptoms reported as soon as they occur so the medication can be stopped if toxicity occurs. This toxicity affects a part of the eye called the retina and can lead to color blindness and even loss of vision. An ophthalmologist eye specialist often can detect changes in the retina that suggest toxicity before serious damage occurs. Therefore, regular eye examinations, even when there are no symptoms, are mandatory. Initially, central visual acuity may be unaffected, but the patient may notice related paracentral scotomas that often interfere with reading. The associated classic retinal toxicity is described as a bull’s eye maculopathy (ring of depigmented retinal pigment epithelium that spares the foveal area). Plaquenil eye problens What Eye Problems and Conditions Are Associated With Lupus?, Protecting your eyesight when taking Plaquenil Lupus. Chloroquine injection for abortionNifedipine and hydroxy chloroquine side effects Hydroxychloroquine Plaquenil and chloroquine cause ocular toxicity to various parts of the eye such as the cornea, ciliary body, and retina. Chloroquine can also induce cataract formation; however, no reports of hydroxychloroquine and cataract have been reported. This article focuses upon hydroxychloroquine retinopathy. Disease Hydroxychloroquine toxicity - EyeWiki. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Plaquenil eye problems Mayo Clinic Connect. Aug 01, 2009 I have been taking plaquenil for a little over 10 years and getting eye exams regularly. Suddenly I'm experiencing eye problems blilnd spots. I have stopped taking plaquenil, but now I'm being told by doctors that the damage is not necessarily reversible especially if you have taken it for a long time. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. While today it is used to treat autoimmune conditions, such as rheumatoid arthritis and lupus, it was originally used as an anti-malaria drug. Wrong Hydroxychloroquine Dose Is Common, Putting Eyes at Risk Up to half of patients treated with the arthritis drug hydroxychloroquine Plaquenil are prescribed more than the recommended maximum amount, according to new research.