In this article, new recommendations were made that changed the previous monitoring paradigm. More importantly, it has repositioned hydroxychloroquine from one of the safest medications that rheumatologists use to a drug that can have potentially significant ocular morbidity (if used in doses greater than 5 mg per kilogram and or for prolonged periods of time). Chloroquine disadvantages giv How often do you take plaquenil Although it is considered rare, retinal toxicity from the intake of Plaquenil can be irreversible even if the drug is discontinued 2, 3. What is Plaquenil Toxicity? The toxicity resulting from the intake of Plaquenil is due to its affinity for melanin-containing structures in the body. Diagnosis Hydroxychloroquine-induced retinal toxicity Discussion. 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. Ocular Surgery News The American Academy of Ophthalmology has published several dosing and screening recommendations for hydroxychloroquine to avoid potential retinal toxicity, yet some patients. The previous AAO guideline recommended screening every 12 months. 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. Plaquenil retina toxicity Plaquenil Toxicity - Symptoms, Treatment, Risk Factors., Hydroxychloroquine Plaquenil Toxicity and. How long does it take plaquenil to workPlaquenil antacidsPlaquenil psoriasis arthritisHydroxychloroquine copay assistance programChloroquine pregnancy risk 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. Protecting your eyesight when taking Plaquenil Lupus Foundation of.. Despite Plaquenil dosing recommendations, retinal toxicity remains. Hydroxychloroquine Plaquenil Toxicity and Recommendations.. After seeing MANY professionals including a neurologist, a retinal specialist, neuro-ophthalmologist, and undergoing MANY different tests, she was diagnosed with Plaquenil toxicity. She does have field of vision loss, mostly on things that are close up. She took Plaquenil for almost five years before having any symptoms. Retinal toxicity is unpredictable and can occur even at relatively low doses of hydroxychloroquine. There are new screening modalities for early detection of asymptomatic hydroxychloroquine ocular toxicity. This article is from June 2011 and may contain outdated material. Download PDF. Many systemic medications may cause retinal toxicity. One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine Plaquenil, a chloroquine derivative.