Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Hydroxychloroquine effects on folliculitis decalvans Chloroquine ph 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. Hydroxychloroquine and CQ retinopathy are not reversible, and cellular damage may progress even after the drugs are stopped. When retinopathy is not recognized until a bull’seye appears, the disease can progress for years, often with foveal thinning and an eventual loss of visual acuity. Hydroxychloroquine HCQ trade name, Plaquenil and chloroquine CQ trade name, Aralen are drugs established in the treatment of autoimmune disease and skin disorders, but are also emerging as a. 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. Long-term progression of hydroxychloroquine retinopathy off the drug Chloroquine retinopathy - Wikipedia, Recommendations on Screening for Chloroquine and. Side effects of long term plaquenil use Data are available on the presenting features and long-term follow -up of patients with hydro xychloroquine retinopathy, making it diffic ult to surmise the clinic al course of patients Progression of Hydroxychloroquine Toxic Effects After Drug.. Hydroxychloroquine retinopathy Eye. Hydroxychloroquine toxicity - EyeWiki. Melles RB, Marmor MF. The risk of toxic retinopathy in patients on long-term hydroxychloroquine therapy. JAMA Ophthalmol. 2014 Dec;132121453-60. 6. Melles RB, Marmor MF. Pericentral retinopathy and racial differences in hydroxychloroquine toxicity. Ophthalmology 2015;1221110-6. 7. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine May 16, 2011 Nevertheless, retinopathy begins to appear with long-term use, and retinopathy is serious insofar as there is no known treatment. It can progress for a year or more after stopping the drug and, if not recognized early at the point of screening, it can lead to functional blindness.