Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Plaquenil for asthma Actavis pharma plaquenil Pepto bismol and plaquenil Plaquenil has long been associated with retinal toxicity which can lead to vision loss. In particular it affects the macular region of the retina which is responsible for central vision. Very early on toxicity is usually asymptomatic detected only by a spectral domain optical coherence tomographer and a macular visual field test. The main outcomes were toxicity as determined by characteristic visual field loss or retinal thinning and photoreceptor damage. They also examined risk factors and prevalence. The study findings revealed that when hydroxychloroquine was used at doses 5mg /kg, the risk of retinopathy was 1% in the first 5 yrs. 2% in 10 yrs. 20 % after 20 yrs. Visual fields may be determined by several methods including a tangent screen, Goldmann perimeter, and computerized automated perimeters. Visual field examinations may be indicated in the diagnosis and monitoring visual field loss due to blepharoptosis or to disease involving the cornea, lens, retina, optic nerve, and intracranial visual pathway. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Plaquenil visual field loss Hydroxychloroquine-Induced Retinal Toxicity - American., My Take on New Ocular Screening Guidelines for Plaquenil RheumNow. Are you more like to get sick while take hydroxychloroquine A 57-year-old female presented to the Ophthalmology clinic at UIHC complaining bilateral central photopsias for the past two years. She suffered from Sjogren syndrome and inflammatory arthritis and was currently treated with prednisone and methotrexate. She was previously treated with hydroxychloroquine Plaquenil 200mg bid 6.5mg/kg for 10 years, which was stopped one year prior to. Hydroxychloroquine Plaquenil Toxicity and.. MEDICAL POLICY Visual Field Examination. Plaquenil - FDA prescribing information, side effects and uses. Taking Plaquenil long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking Plaquenil and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes. If your ophthalmologist finds any signs of retinal damage, he or she will tell your primary care doctor or inflammatory disease specialist to stop Plaquenil treatment immediately. This will help you avoid permanent vision loss. Your other doctor will find another treatment for your disease. 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.