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. Apo-hydroxychloroquine 2oomg Synthesis of chloroquine ppt Take plaquenil while healing leaky gut What exactly does plaquenil do What Is Stevens-Johnson Syndrome? In 1922, two pediatricians, Albert M. Stevens and Frank C. Johnson, published the description of a rare and very troubling skin condition whose most marked feature was the separation of the top layer of skin from the lower layers of the skin in patches all over the body. Stevens-Johnson syndrome SJS can be. 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. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. To treat lupus erythematosus, the average adult dose is 400 mg once or twice daily. 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 steven johnson syndrome Fact Sheet Stevens Johnson Syndrome by Mayo Clinic HealthShare, Plaquenil Side Effects Common, Severe, Long Term - Plaquenil fertilityPlaquenil and kidney diseaseQt with chloroquine phosphateStopping plaquenil suddenlyBuy chloroquine boots Stevens-Johnson syndrome/toxic epidermal necrolysis SJS/TEN is a severe skin reaction most often triggered by particular medications. Although Stevens-Johnson syndrome and toxic epidermal necrolysis were once thought to be separate conditions, they are now considered part of a continuum. Stevens-Johnson syndrome/toxic epidermal necrolysis.. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Plaquenil Related Stevens-johnson syndrome - DrugInformer. Stevens-Johnson syndrome SJS is a rare and serious condition of your skin and mucus membranes. SJS will cause you to lose up to 10% of your outer layer of skin. SJS is usually caused by a response to a medicine you have been taking. Stevens Johnson Syndrome and its more severe form, toxic epidermal necrolysis, are serious allergic reactions to medications. They can arise at any time, even if the medication has previously been. Stevens-Johnson syndrome SJS and toxic epidermal necrolysis TEN are severe cutaneous adverse reactions SCARs, carrying an associated mortality from 5–40%. Known risk factors for SJS/TEN include HIV infection, female gender, and certain HLA genotypes.