Pattern of Retinopathy: Although the locus of toxic damage is parafoveal in many eyes, Asian patients often show an extramacular pattern of damage. Dose: We recommend a maximum daily HCQ use of 5.0 mg/kg real weight, which correlates better with risk than ideal weight. G6pd plaquenil Delayed allergic reaction to plaquenil Chloroquine lupus erythematosus Hydroxychloroquine sulphate and mecobalamin tablets In the absence of major risk factors, screening can be postponed for 5 years. Toxicity develops slowly and a yearly exam after year 5 is sufficient. Earlier screening is recommended for patients with any of the previously mentioned risk factors. Annual screening examinations include biomicroscopy. Well, that nov post here recommended a visual field test every 6 months, and a computerised 3d retina scan every year - She said she had been on plaquenil for 12 years, regularly having these tests inc I guess doing her amsler grids and she felt they were really important, but so far she had no eye problems. 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. 2,3. The associated classic retinal toxicity is described as a bull’s eye maculopathy ring of depigmented retinal pigment epithelium that spares the foveal area. Risk of Toxicity: The risk of toxicity is dependent on daily dose and duration of use. There are no similar demographic data for CQ, but dose comparisons in older literature suggest using 2.3 mg/kg real weight. Plaquenil eye exam how often Plaquenil Indications, Side Effects, Warnings -, Plaquenil/Hydroxychloroquine - which eye tests do. - LUPUS UK Plaquenil routeChloroquine hemolytic transfusionPlaquenil and pink eyePlaquenil induced psoriasisOrder aralen prescribing It has become fairly common practice for most rheumatologists to recommend that patients being treated with hydroxychloroquine be seen for formal visual field evaluation once or twice a year to monitor for retinal toxicity. The previous AAO guideline recommended screening every 12 months. My Take on New Ocular Screening Guidelines for Plaquenil.. New Plaquenil Guidelines. Plaquenil - Wellish Vision Institute. In some people, Plaquenil can cause a condition called hydroxychloroquine retinopathy, often referred to as bulls-eye maculopathy. The condition sometimes resembles a target, or bulls-eye ring, on the retina surrounding the macula. Plaquenil comes in 200 milligram mg tablets that are taken by mouth. To prevent malaria in adults, two tablets are typically taken once a week, on the same day each week. May 12, 2016 Plaquenil Eye Exams. Plaquenil, also known as hydroxychloroquine, is a medication used in the treatment or prevention of malaria. It has also been used to treat other conditions, such as liver disease, that may have been caused by the same parasites that cause malaria. Plaquenil has also been used to treat the symptoms of arthritis.