Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. What is the half life of chloroquine Chloroquine is used for what How does hydroxychloroquine cause retinopathy Plaquenil guidelines for eye monitoring 2016 After the surgery, the blind area was more noticeable because my sight in that eye was so much clearer,” she says. “The surgeon sent me to a retina specialist, who recommended that I cut down my dose of Plaquenil. Finally, my rheumatologist recommended that I stop taking the drug altogether.” Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. The condition sometimes resembles a target, or bulls-eye ring, on the retina surrounding the macula. Hydroxychloroquine retinopathy is extremely rare and is most often seen in cases where the dosage is high or the patient has been taking it for several years. Bulls-eye maculopathy is uncommon, but when it does occur, it can be devastating. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine eye retina Hydroxychloroquine-Induced Retinal Toxicity - American., Hydroxychloroquine Uses, Dosage & Side Effects - Does plaquenil make you sleepy 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. Retinal toxicity associated with chronic exposure to.. Plaquenil Side Effects on Your Eyes and Vision. Hydroxychloroquine causing retinal damage My husband.. Hydroxychloroquine HCQ retinopathy can result in permanent vision loss. In early stages of HCQ retinopathy, patients are usually asymptomatic with preservation of visual acuity. We aspire that our review, in conjunction with the American Academy of. The retina is the light sensitive layer at the back of the eye which allows light to be sensed and relayed to the brain so that an image is perceived or “seen” by an individual. This condition where hydroxychloroquine can affect the retina and vision when taken for a long period of time is called “hydroxychloroquine retinopathy”. Chloroquine and its derivative, hydroxychloroquine sulfate, which have been useful in treating malaria and in larger doses, collagen-vascular disease, cause a cumulative dose-related pigmentary retinopathy. Mechanism. Inhibition of critical enzymes & interference with the metabolic functions of retinal pigment epithelium RPE & photoreceptors.