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. How long does it take for plaquenil to work Feeling weird just started taking hydroxychloroquine The Risk of Retinal Toxicity with Plaquenil. Plaquenil, hydroxychloroquine HCQ, is an anti-malarial medication that has been proven to be useful in the treatment of patients with rheumatoid arthritis RA, systemic lupus erythematosus SLE and other inflammatory and autoimmune diseases. While side effects of corticosteroids are usually to blame, there is also the possibility of ocular damage associated with long-term use of the antimalarial drugs hydroxychloroquine brand name Plaquenil® and chloroquine. Mar 15, 2019 Factors associated with hydroxychloroquine toxicity include the following Maintenance dose greater than 5 mg/kg/d based on real weight most critical risk Daily dose greater than 400 mg 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. Hydroxychloroquine toxicity Chloroquine and Hydroxychloroquine • LITFL • Toxicology., Protecting your eyesight when taking Plaquenil Lupus. Hydroxychloroquine 200 mg overdoseChloroquine mexicoWhat if plaquenil doesn t workPlaquenil withdrawlGreater mekong subregion chloroquine resistance 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. Plaquenil Side Effects Common, Severe, Long Term -. Chloroquine and Hydroxychloroquine Toxicity Practice.. Retinal toxicity associated with chronic exposure to.. Side effects Medication.Hydroxychloroquine / Plaquenil Update,Plaquenil screening eye exam, hydroxychloroquine toxicity - A State of Sight #23,Trump Says Malaria Drug Approved to Treat. Hydroxychloroquine toxicity Disease Entity. Hydroxychloroquine Plaquenil and chloroquine cause ocular toxicity. Diagnosis. For retinopathy, patients should be asked about poor central vision. Management. At the first signs of retinal toxicity, hydroxychloroquine should be stopped. Toxicity from hydroxychloroquine may be seen in two distinct areas of the eye the cornea and the macula. The cornea may become affected relatively commonly by an innocuous cornea verticillata or vortex keratopathy and is characterized by whorl-like corneal epithelial deposits.