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 aralen dosage Plaquenil & hrt Plaquenil manufacturer mylan pharmaceuticals inc assist Chloroquine and hiv My Take on New Ocular Screening Guidelines for Plaquenil By Sergio Schwartzman, MD 12 October 2016 A recent article published by the American Academy of Ophthalmology AAO presented new recommendations for screening of patients being managed with hydroxychloroquine HCQ. What is Plaquenil or hydroxychloroquine? Hydroxychoroquine is an oral medication used for the treatment of rheumatologic conditions like lupus systemic lupus erythematosus – SLE, rheumatoid arthritis and other inflammatory conditions. Highlights of the 2016 guidelines include the following. Use real body weight. “The bottom line is that the daily dose should be 5.0 mg per kg or less, using real body weight,” said Michael F. Marmor, MD, at Stanford University in Palo Alto, Calif. 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 guidelines for eye monitoring 2016 Despite Plaquenil dosing recommendations, retinal toxicity., Plaquenil - Eye Doctor MD Can hydroxychloroquine cause chronic colutisChloroquine phosphate suspension ip lariagoHydroxychloroquine what is it used forChloroquine phosphate hindiPlaquenil eyesight To date, there are no data demonstrating that monitoring blood levels of HCQ is useful in dosing 34 HCQ to prevent retinal toxicity. 35 36 In addition to dose and duration of therapy, other factors must be considered when prescribing 37 HCQ and making recommendations about monitoring. AMERICAN COLLEGE OF RHEUMATOLOGY. Plaquenil Guidelines Point Out New Risks, New Presentation.. Plaquenil and eye exams" Lupus Community - Support Group. We just need to get better at monitoring the eyes and dosing Plaquenil correctly.” New dosing guidelines for Plaquenil, which Lyons worked on, were published in the journal Ophthalmology. Thomas is enthusiastic about the updated guidelines, although he worries that the new dosing recommendations have not been widely disseminated to. The latest screening guidelines were published in 2016 by the American Academy of Ophthalmology Table 1. The most important risk factors are dosage and duration of use. Dosage greater than 5.0mg/kg over five years dramatically increases the risk of retinal toxicity, and high doses can be exceedingly dangerous. Aug 30, 2011 Chloroquine CQ and hydroxychloroquine Plaquenil HCQ have been used for many years, initially for the treatment of malaria but now more commonly for the treatment of inflammatory diseases such as rheumatoid arthritis and lupus 1. It is now considered for new disease applications in diabetes, heart disease and adjunct cancer therapies 2.