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. Does hydroxychloroquine make you bleed Hydroxychloroquine sulfate allergy Note This document contains side effect information about hydroxychloroquine. Some of the dosage forms listed on this page may not apply to the brand name Plaquenil. For the Consumer. Applies to hydroxychloroquine oral tablet. Along with its needed effects, hydroxychloroquine the active ingredient contained in Plaquenil may cause some unwanted effects. 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. 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. 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. Symptoms of hydroxychloroquine toxicity Plaquenil - FDA prescribing information, side effects and uses, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Chloroquine retinal cell Hydroxychloroquine is a well tolerated medication for various rheumatologic and dermatologic conditions. Its main side effects are gastrointestinal upset, skin rash, headache, and ocular toxicity. Within the eye, hydroxychloroquine negatively impacts the cornea, ciliary body, and retina. Hydroxychloroquine toxicity - EyeWiki. Has anyone experienced plaquenil toxicity with damage to eyes?. Retinal toxicity associated with chronic exposure to.. If you are taking hydroxychloroquine for symptoms of rheumatoid arthritis, your symptoms should improve within 6 months. If your rheumatoid arthritis symptoms do not improve, or if they worsen, stop taking the drug and call your doctor. Once you and your doctor are sure the drug works for you. Aug 29, 2014 In Sjögren’s, Plaquenil is used to treat many symptoms of Sjögren’s including fatigue, joint symptoms of arthritis and arthralgias joint pain, dry mouth and dry eyes. Similar to its use in systemic lupus erythematosus, many clinicians feel that it is useful in reducing general Sjögren’s “disease activity.” Individuals beginning HCQ therapy should be informed of the possibility, although extremely rare, of retinal toxicity, and told that periodic monitoring can lead to early recognition of some symptoms. Hydroxychloroquine is the most commonly used AM, specifically because it has a lower risk for retinal toxicity than chloroquine.