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. Chloroquine resistant vivax malaria treatment Side effects of chloroquine in pregnancy Chloroquine for vivax malaria What percent of people with arthritis benefit from plaquenil Hydroxychloroquine Plaquenil This is the most commonly prescribed antimalarial because it is generally believed to cause fewer side effects than the others. Learn about side effects further down in this blog. The toxicity resulting from the intake of Plaquenil is due to its affinity for melanin -containing structures in the body. With prolonged usage, metabolites in the drug accumulate in the retina. The drug remains in these parts even if the patients stopped taking the drugs. Sep 15, 2014 Hydroxychloroquine sulfate HCQ, Plaquenil is an analogue of chloroquine CQ, an antimalarial agent, used for the treatment of systemic lupus erythematosus, rheumatoid arthritis and other autoimmune disorders. Its use has been associated with severe retinal toxicity, requiring a discontinuation of therapy. 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 toxicity New Plaquenil Guidelines, Plaquenil Toxicity - Symptoms, Treatment, Risk Factors. Desethyl hydroxychloroquine Aug 06, 2014 Hydroxychloroquine, sold under the brand name Plaquenil Sanofi-Aventis, is an antimalarial drug that has gained widespread use in treating various autoimmune diseases, including systemic lupus erythematosus and rheumatoid arthritis. 1 By some estimates, more than 150,000 patients are on long-term therapy with this medication in America alone. 2 Retinal toxicity associated with HCQ use is relatively rare, estimated at 1 percent after five years and rising with continued therapy. 3 However. Multimodal Imaging in Plaquenil Toxicity. Retinal toxicity associated with chronic exposure to.. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. Plaquenil Toxicity. Why it’s important to get your eyes routinely checked when on certain high- risk medications! What is plaquenil? Plaquenil is a medication commonly used in patients that have Rheumatoid Arthritis RA, Systemic Lupus Erythematosus SLE, Sjogrens Syndrome, and other inflammatory and autoiummune disorders. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes. Mar 15, 2019 Chloroquine and hydroxychloroquine belong to the quinolone family. They are related drugs with similar clinical indications for use and similar manifestations of retinal toxicity, although their therapeutic and toxic doses differ.