One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Moa chloroquine Plaquenil light sensitivity Retinal photograph showing classic “bull’s eye” retinopathy of hydroxychloroquine toxicity, which represents atrophy of the retinal pigment epithelium. This is a relatively late change, and good screening can detect toxicity before any bull’s eye is visible. Sep 23, 2015 Patients starting chloroquine CQ or hydroxychloroquine HCQ; i.e. Plaquenil should have a baseline examination that serves as a reference point, as well as to rule out any preexisting maculopathies. Background. The American Academy of Ophthalmology recommendations for screening of chloroquine CQ and hydroxychloroquine HCQ retinopathy were published in 2002, but improved screening tools and new knowledge about the prevalence of toxicity have appeared in the ensuing years. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Plaquenil retinal screening guidelines New Plaquenil Guidelines -, Quick Reference Screening for Chloroquine. Hydroxychloroquine not to mix with medicationBuy chloroquine and proguanil bootsChloroquine cyanosis A review group convened by the Royal College of Ophthalmologists has updated guidelines on screening for chloroquine and hydroxychloroquine retinopathy Hydroxychloroquine and Chloroquine Retinopathy Recommendations on Screening 2018. Recent data have highlighted that hydroxychloroquine retinopathy is more common than previously reported. HYDROXYCHLOROQUINE SULFATE Drug BNF content published by NICE. Revised Recommendations on Screening for Chloroquine and.. Advanced Multifocal ERG mfERG Diopsys. Newer guidelines state that daily dose 5mg/kg of real weight/day can lead to toxicity. Retinal toxicity is irreversible and can progress after cessation of hydroxychloroquine, thus early screening is important to limit potential vision loss. Baseline screening and annual screening after five years is recommended. Lyons emphasizes the importance of annual screening and says that, although annual screening is recommended for everyone taking Plaquenil, it is imperative for people who have been taking the medication for more than 10 years, who have a higher incidence of retinal toxicity. Plaquenil-induced toxicity usually will not occur before five years of. Nov 01, 2015 Hydroxychloroquine Maculopathy An Update on Screening and Diagnosis A brief guide for imaging SHIRI SHULMAN, MD. H ydroxychloroquine HCQ; Plaquenil, Sanofi, Bridgewater, NJ is an antimalarial agent that is also commonly used as a treatment for a variety of rheumatologic and dermatologic conditions, such as rheumatoid arthritis and systemic lupus erythematosus.