Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Side effects hydroxychloroquine plaquenil What does hydroxychloroquine do for lupus Chloroquine heme polymerase 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. Rx Side Effects New Plaquenil Guidelines and More. for retinal toxicity from chloroquine and its analogue hydroxychloroquine. myasthenia gravis and cataracts. Plaquenil hydroxychloroquine is an anti-malarial medication used to effectively treat rheumatoid arthritis and autoimmune conditions such as systemic lupus erythematosus and Sjögren’s Syndrome. Plaquenil is a drug that is stored in high concentrations throughout the body and is very slowly eliminated from the body. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Plaquenil and cataracts Protecting your eyesight when taking Plaquenil Lupus., Rx Side Effects New Plaquenil Guidelines and More - American Academy. What is chloroquine mode of actionDrug store hydroxychloroquinePlaquenil and lower back painPlaquenil dose based on weightPlaquenil sjogrens syndrome May 24, 2018 Side effects of corticosteroids can include mood swings, weight gain, high blood sugar, increased blood pressure, weakened bones and cataracts. Antimalarial drugs. Hydroxychloroquine Plaquenil can treat mild mixed connective tissue disease and might prevent flare-ups. Calcium channel blockers. Mixed connective tissue disease - Diagnosis and treatment.. PLAQUENIL hydroxychloroquine and the Eye Westford. What Is Plaquenil? - American Academy of Ophthalmology. Plaquenil can produce pigment changes in the macula of the retina. The retina is the part of the back of the eye that you see with. The macula is the central part of the retina responsible for central fine vision. With Plaquenil related toxicity, the pigment in the macula can change and alter vision by producing blurring and distortion of objects. Plaquenil hydroxychloroquine is considered an older DMARD disease modifying anti-rheumatic drug. Plaquenil was actually first classified as an antimalarial drug, but it is also used to treat certain rheumatic and autoimmune conditions which are unrelated to malaria. Hydroxychloroquine Plaquenil; HCQ has been an important and effective drug for the treatment of lupus erythematosus and related autoimmune and inflammatory diseases for half a century, although its potential to cause retinal damage continues to raise concern among rheumatologists and ophthalmologists.